{ "version": 3, "sources": ["../../../node_modules/@rails/actioncable/src/adapters.js", "../../../node_modules/@rails/actioncable/src/logger.js", "../../../node_modules/@rails/actioncable/src/connection_monitor.js", "../../../node_modules/@rails/actioncable/src/internal.js", "../../../node_modules/@rails/actioncable/src/connection.js", "../../../node_modules/@rails/actioncable/src/subscription.js", "../../../node_modules/@rails/actioncable/src/subscription_guarantor.js", "../../../node_modules/@rails/actioncable/src/subscriptions.js", "../../../node_modules/@rails/actioncable/src/consumer.js", "../../../node_modules/@rails/actioncable/src/index.js", "../../../node_modules/preact/src/constants.js", "../../../node_modules/preact/src/util.js", "../../../node_modules/preact/src/options.js", "../../../node_modules/preact/src/create-element.js", "../../../node_modules/preact/src/component.js", "../../../node_modules/preact/src/diff/props.js", 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"../../javascript/agjs/runtime.ts", "../../javascript/agjs/index.ts", "../../javascript/clipboard.ts", "../../javascript/stores/dnd_buffer.ts", "../../javascript/stores/toast_manager.ts", "../../javascript/pcomponents/index.tsx", "../../javascript/pcomponents/layout.tsx", "../../javascript/pcomponents/top_menu.tsx", "../../../node_modules/mobx-react-lite/src/utils/assertEnvironment.ts", "../../../node_modules/mobx-react-lite/src/utils/reactBatchedUpdates.ts", "../../../node_modules/mobx-react-lite/src/utils/observerBatching.ts", "../../../node_modules/mobx-react-lite/src/useObserver.ts", "../../../node_modules/mobx-react-lite/src/utils/printDebugValue.ts", "../../../node_modules/mobx-react-lite/src/staticRendering.ts", "../../../node_modules/mobx-react-lite/src/utils/UniversalFinalizationRegistry.ts", "../../../node_modules/mobx-react-lite/src/utils/observerFinalizationRegistry.ts", "../../../node_modules/mobx-react-lite/src/observer.ts", 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"../../javascript/agjs/mutation_commands.ts", "../../../node_modules/safe-stable-stringify/esm/wrapper.js", "../../../node_modules/jssha/dist/sha1.mjs", "../../javascript/agjs/json_digest.ts", "../../javascript/pcomponents/menu.tsx", "../../javascript/workbenches/page_workbench.tsx", "../../javascript/workbenches/PageElementLibrary.tsx", "../../javascript/helpers.ts", "../../javascript/workbenches/page_iframe_content.tsx", "../../javascript/agjs/expression.ts", "../../javascript/workbenches/PageElement.tsx", "../../javascript/agjs_studio.ts", "../../javascript/utils/color_tools.ts", "../../javascript/agjs/style_compiler.ts", "../../javascript/pcomponents/page_element_inspector.tsx", "../../javascript/pcomponents/prop_editor.tsx", "../../javascript/pcomponents/ExpressionEditor.tsx", "../../javascript/pcomponents/CmInput.tsx", "../../../node_modules/@codemirror/state/dist/index.js", "../../../node_modules/style-mod/src/style-mod.js", "../../../node_modules/w3c-keyname/index.js", "../../../node_modules/@codemirror/view/dist/index.js", "../../../node_modules/@lezer/highlight/dist/index.js", "../../../node_modules/@codemirror/language/dist/index.js", "../../../node_modules/@codemirror/commands/dist/index.js", "../../../node_modules/crelt/index.js", "../../../node_modules/@codemirror/search/dist/index.js", "../../../node_modules/@codemirror/autocomplete/dist/index.js", "../../../node_modules/@codemirror/lint/dist/index.js", "../../javascript/code_mirror/basic_setup.ts", "../../javascript/pcomponents/arguments_editor.tsx", "../../javascript/pcomponents/expression_editors/index.tsx", "../../javascript/pcomponents/expression_editors/ElementStylingInput.tsx", "../../javascript/pcomponents/ColorPickerWidget.tsx", "../../javascript/pcomponents/dialogs/index.tsx", "../../javascript/pcomponents/data_type_editor.tsx", "../../javascript/pcomponents/data_browser.tsx", "../../javascript/pcomponents/const_editor.tsx", "../../javascript/pcomponents/custom_state_editor.tsx", "../../javascript/pcomponents/DevConsole.tsx", "../../javascript/pcomponents/dialogs/db_table_dialogs.tsx", "../../javascript/utils/css_tools.ts", "../../javascript/pcomponents/SpacingWidget.tsx", "../../javascript/pcomponents/CSSPropValuePicker.tsx", "../../javascript/code_mirror/foldable_args.ts", "../../javascript/utils/funuru_doc.tsx", "../../javascript/utils/autocomplete_assistants.tsx", "../../javascript/utils/expression_editor_tools.ts", "../../javascript/hotkeys.ts", "../../javascript/jsx_helpers.tsx", "../../javascript/pcomponents/workbench_ui.tsx", "../../javascript/workbenches/workflows_workbench.tsx", "../../javascript/pcomponents/workflow_inspector.tsx", "../../javascript/arrow_manager.tsx", "../../javascript/workbenches/data_workbench.tsx", "../../javascript/pcomponents/db_table_browser.tsx", "../../javascript/pcomponents/dockable_layout.tsx", "../../javascript/workbenches/elements_workbench.tsx", "../../javascript/pcomponents/class_def_inspector.tsx", "../../javascript/pcomponents/tabs.tsx", "../../javascript/pcomponents/tree_view.tsx", "../../javascript/pcomponents/toaster.tsx", "../../javascript/overlay_manager.tsx", "../../javascript/stores/ui_state.ts", "../../javascript/agjs/stdlib/db_class.ts", "../../javascript/agjs/stdlib/time_class.ts", "../../javascript/agjs/stdlib/logger_class.ts", "../../javascript/agjs/stdlib/cookie_class.ts", "../../javascript/agjs/stdlib/index.ts", "../../javascript/agjs/lib_resolver.ts", "../../javascript/agjs/op/op_collection.ts", "../../javascript/agjs/op/page_op.ts", "../../javascript/agjs/op/generic_op.ts", "../../javascript/custom_element_converter.ts", "../../javascript/agjs/op/classdef_op.ts", "../../javascript/agjs/op/workflow_op.ts", "../../javascript/agjs/op/index.ts", "../../../node_modules/@rails/request.js/src/fetch_response.js", "../../../node_modules/@rails/request.js/src/request_interceptor.js", "../../../node_modules/@rails/request.js/src/lib/utils.js", "../../../node_modules/@rails/request.js/src/fetch_request.js", "../../javascript/backend_api.ts", "../../javascript/agjs/default_theme.ts", "../../javascript/agjs/theme_service.ts", "../../javascript/stores/project_state.ts", "../../javascript/app_context.ts", "../../javascript/channels/page_channel.ts", "../../javascript/channels/studio_session_channel.js"], "sourcesContent": ["export default {\n logger: typeof console !== \"undefined\" ? console : undefined,\n WebSocket: typeof WebSocket !== \"undefined\" ? WebSocket : undefined,\n}\n", "import adapters from \"./adapters\"\n\n// The logger is disabled by default. You can enable it with:\n//\n// ActionCable.logger.enabled = true\n//\n// Example:\n//\n// import * as ActionCable from '@rails/actioncable'\n//\n// ActionCable.logger.enabled = true\n// ActionCable.logger.log('Connection Established.')\n//\n\nexport default {\n log(...messages) {\n if (this.enabled) {\n messages.push(Date.now())\n adapters.logger.log(\"[ActionCable]\", ...messages)\n }\n },\n}\n", "import logger from \"./logger\"\n\n// Responsible for ensuring the cable connection is in good health by validating the heartbeat pings sent from the server, and attempting\n// revival reconnections if things go astray. Internal class, not intended for direct user manipulation.\n\nconst now = () => new Date().getTime()\n\nconst secondsSince = time => (now() - time) / 1000\n\nclass ConnectionMonitor {\n constructor(connection) {\n this.visibilityDidChange = this.visibilityDidChange.bind(this)\n this.connection = connection\n this.reconnectAttempts = 0\n }\n\n start() {\n if (!this.isRunning()) {\n this.startedAt = now()\n delete this.stoppedAt\n this.startPolling()\n addEventListener(\"visibilitychange\", this.visibilityDidChange)\n logger.log(`ConnectionMonitor started. stale threshold = ${this.constructor.staleThreshold} s`)\n }\n }\n\n stop() {\n if (this.isRunning()) {\n this.stoppedAt = now()\n this.stopPolling()\n removeEventListener(\"visibilitychange\", this.visibilityDidChange)\n logger.log(\"ConnectionMonitor stopped\")\n }\n }\n\n isRunning() {\n return this.startedAt && !this.stoppedAt\n }\n\n recordPing() {\n this.pingedAt = now()\n }\n\n recordConnect() {\n this.reconnectAttempts = 0\n this.recordPing()\n delete this.disconnectedAt\n logger.log(\"ConnectionMonitor recorded connect\")\n }\n\n recordDisconnect() {\n this.disconnectedAt = now()\n logger.log(\"ConnectionMonitor recorded disconnect\")\n }\n\n // Private\n\n startPolling() {\n this.stopPolling()\n this.poll()\n }\n\n stopPolling() {\n clearTimeout(this.pollTimeout)\n }\n\n poll() {\n this.pollTimeout = setTimeout(() => {\n this.reconnectIfStale()\n this.poll()\n }\n , this.getPollInterval())\n }\n\n getPollInterval() {\n const { staleThreshold, reconnectionBackoffRate } = this.constructor\n const backoff = Math.pow(1 + reconnectionBackoffRate, Math.min(this.reconnectAttempts, 10))\n const jitterMax = this.reconnectAttempts === 0 ? 1.0 : reconnectionBackoffRate\n const jitter = jitterMax * Math.random()\n return staleThreshold * 1000 * backoff * (1 + jitter)\n }\n\n reconnectIfStale() {\n if (this.connectionIsStale()) {\n logger.log(`ConnectionMonitor detected stale connection. reconnectAttempts = ${this.reconnectAttempts}, time stale = ${secondsSince(this.refreshedAt)} s, stale threshold = ${this.constructor.staleThreshold} s`)\n this.reconnectAttempts++\n if (this.disconnectedRecently()) {\n logger.log(`ConnectionMonitor skipping reopening recent disconnect. time disconnected = ${secondsSince(this.disconnectedAt)} s`)\n } else {\n logger.log(\"ConnectionMonitor reopening\")\n this.connection.reopen()\n }\n }\n }\n\n get refreshedAt() {\n return this.pingedAt ? this.pingedAt : this.startedAt\n }\n\n connectionIsStale() {\n return secondsSince(this.refreshedAt) > this.constructor.staleThreshold\n }\n\n disconnectedRecently() {\n return this.disconnectedAt && (secondsSince(this.disconnectedAt) < this.constructor.staleThreshold)\n }\n\n visibilityDidChange() {\n if (document.visibilityState === \"visible\") {\n setTimeout(() => {\n if (this.connectionIsStale() || !this.connection.isOpen()) {\n logger.log(`ConnectionMonitor reopening stale connection on visibilitychange. visibilityState = ${document.visibilityState}`)\n this.connection.reopen()\n }\n }\n , 200)\n }\n }\n\n}\n\nConnectionMonitor.staleThreshold = 6 // Server::Connections::BEAT_INTERVAL * 2 (missed two pings)\nConnectionMonitor.reconnectionBackoffRate = 0.15\n\nexport default ConnectionMonitor\n", "export default {\n \"message_types\": {\n \"welcome\": \"welcome\",\n \"disconnect\": \"disconnect\",\n \"ping\": \"ping\",\n \"confirmation\": \"confirm_subscription\",\n \"rejection\": \"reject_subscription\"\n },\n \"disconnect_reasons\": {\n \"unauthorized\": \"unauthorized\",\n \"invalid_request\": \"invalid_request\",\n \"server_restart\": \"server_restart\",\n \"remote\": \"remote\"\n },\n \"default_mount_path\": \"/cable\",\n \"protocols\": [\n \"actioncable-v1-json\",\n \"actioncable-unsupported\"\n ]\n}\n", "import adapters from \"./adapters\"\nimport ConnectionMonitor from \"./connection_monitor\"\nimport INTERNAL from \"./internal\"\nimport logger from \"./logger\"\n\n// Encapsulate the cable connection held by the consumer. This is an internal class not intended for direct user manipulation.\n\nconst {message_types, protocols} = INTERNAL\nconst supportedProtocols = protocols.slice(0, protocols.length - 1)\n\nconst indexOf = [].indexOf\n\nclass Connection {\n constructor(consumer) {\n this.open = this.open.bind(this)\n this.consumer = consumer\n this.subscriptions = this.consumer.subscriptions\n this.monitor = new ConnectionMonitor(this)\n this.disconnected = true\n }\n\n send(data) {\n if (this.isOpen()) {\n this.webSocket.send(JSON.stringify(data))\n return true\n } else {\n return false\n }\n }\n\n open() {\n if (this.isActive()) {\n logger.log(`Attempted to open WebSocket, but existing socket is ${this.getState()}`)\n return false\n } else {\n const socketProtocols = [...protocols, ...this.consumer.subprotocols || []]\n logger.log(`Opening WebSocket, current state is ${this.getState()}, subprotocols: ${socketProtocols}`)\n if (this.webSocket) { this.uninstallEventHandlers() }\n this.webSocket = new adapters.WebSocket(this.consumer.url, socketProtocols)\n this.installEventHandlers()\n this.monitor.start()\n return true\n }\n }\n\n close({allowReconnect} = {allowReconnect: true}) {\n if (!allowReconnect) { this.monitor.stop() }\n // Avoid closing websockets in a \"connecting\" state due to Safari 15.1+ bug. See: https://github.com/rails/rails/issues/43835#issuecomment-1002288478\n if (this.isOpen()) {\n return this.webSocket.close()\n }\n }\n\n reopen() {\n logger.log(`Reopening WebSocket, current state is ${this.getState()}`)\n if (this.isActive()) {\n try {\n return this.close()\n } catch (error) {\n logger.log(\"Failed to reopen WebSocket\", error)\n }\n finally {\n logger.log(`Reopening WebSocket in ${this.constructor.reopenDelay}ms`)\n setTimeout(this.open, this.constructor.reopenDelay)\n }\n } else {\n return this.open()\n }\n }\n\n getProtocol() {\n if (this.webSocket) {\n return this.webSocket.protocol\n }\n }\n\n isOpen() {\n return this.isState(\"open\")\n }\n\n isActive() {\n return this.isState(\"open\", \"connecting\")\n }\n\n triedToReconnect() {\n return this.monitor.reconnectAttempts > 0\n }\n\n // Private\n\n isProtocolSupported() {\n return indexOf.call(supportedProtocols, this.getProtocol()) >= 0\n }\n\n isState(...states) {\n return indexOf.call(states, this.getState()) >= 0\n }\n\n getState() {\n if (this.webSocket) {\n for (let state in adapters.WebSocket) {\n if (adapters.WebSocket[state] === this.webSocket.readyState) {\n return state.toLowerCase()\n }\n }\n }\n return null\n }\n\n installEventHandlers() {\n for (let eventName in this.events) {\n const handler = this.events[eventName].bind(this)\n this.webSocket[`on${eventName}`] = handler\n }\n }\n\n uninstallEventHandlers() {\n for (let eventName in this.events) {\n this.webSocket[`on${eventName}`] = function() {}\n }\n }\n\n}\n\nConnection.reopenDelay = 500\n\nConnection.prototype.events = {\n message(event) {\n if (!this.isProtocolSupported()) { return }\n const {identifier, message, reason, reconnect, type} = JSON.parse(event.data)\n switch (type) {\n case message_types.welcome:\n if (this.triedToReconnect()) {\n this.reconnectAttempted = true\n }\n this.monitor.recordConnect()\n return this.subscriptions.reload()\n case message_types.disconnect:\n logger.log(`Disconnecting. Reason: ${reason}`)\n return this.close({allowReconnect: reconnect})\n case message_types.ping:\n return this.monitor.recordPing()\n case message_types.confirmation:\n this.subscriptions.confirmSubscription(identifier)\n if (this.reconnectAttempted) {\n this.reconnectAttempted = false\n return this.subscriptions.notify(identifier, \"connected\", {reconnected: true})\n } else {\n return this.subscriptions.notify(identifier, \"connected\", {reconnected: false})\n }\n case message_types.rejection:\n return this.subscriptions.reject(identifier)\n default:\n return this.subscriptions.notify(identifier, \"received\", message)\n }\n },\n\n open() {\n logger.log(`WebSocket onopen event, using '${this.getProtocol()}' subprotocol`)\n this.disconnected = false\n if (!this.isProtocolSupported()) {\n logger.log(\"Protocol is unsupported. Stopping monitor and disconnecting.\")\n return this.close({allowReconnect: false})\n }\n },\n\n close(event) {\n logger.log(\"WebSocket onclose event\")\n if (this.disconnected) { return }\n this.disconnected = true\n this.monitor.recordDisconnect()\n return this.subscriptions.notifyAll(\"disconnected\", {willAttemptReconnect: this.monitor.isRunning()})\n },\n\n error() {\n logger.log(\"WebSocket onerror event\")\n }\n}\n\nexport default Connection\n", "// A new subscription is created through the ActionCable.Subscriptions instance available on the consumer.\n// It provides a number of callbacks and a method for calling remote procedure calls on the corresponding\n// Channel instance on the server side.\n//\n// An example demonstrates the basic functionality:\n//\n// App.appearance = App.cable.subscriptions.create(\"AppearanceChannel\", {\n// connected() {\n// // Called once the subscription has been successfully completed\n// },\n//\n// disconnected({ willAttemptReconnect: boolean }) {\n// // Called when the client has disconnected with the server.\n// // The object will have an `willAttemptReconnect` property which\n// // says whether the client has the intention of attempting\n// // to reconnect.\n// },\n//\n// appear() {\n// this.perform('appear', {appearing_on: this.appearingOn()})\n// },\n//\n// away() {\n// this.perform('away')\n// },\n//\n// appearingOn() {\n// $('main').data('appearing-on')\n// }\n// })\n//\n// The methods #appear and #away forward their intent to the remote AppearanceChannel instance on the server\n// by calling the `perform` method with the first parameter being the action (which maps to AppearanceChannel#appear/away).\n// The second parameter is a hash that'll get JSON encoded and made available on the server in the data parameter.\n//\n// This is how the server component would look:\n//\n// class AppearanceChannel < ApplicationActionCable::Channel\n// def subscribed\n// current_user.appear\n// end\n//\n// def unsubscribed\n// current_user.disappear\n// end\n//\n// def appear(data)\n// current_user.appear on: data['appearing_on']\n// end\n//\n// def away\n// current_user.away\n// end\n// end\n//\n// The \"AppearanceChannel\" name is automatically mapped between the client-side subscription creation and the server-side Ruby class name.\n// The AppearanceChannel#appear/away public methods are exposed automatically to client-side invocation through the perform method.\n\nconst extend = function(object, properties) {\n if (properties != null) {\n for (let key in properties) {\n const value = properties[key]\n object[key] = value\n }\n }\n return object\n}\n\nexport default class Subscription {\n constructor(consumer, params = {}, mixin) {\n this.consumer = consumer\n this.identifier = JSON.stringify(params)\n extend(this, mixin)\n }\n\n // Perform a channel action with the optional data passed as an attribute\n perform(action, data = {}) {\n data.action = action\n return this.send(data)\n }\n\n send(data) {\n return this.consumer.send({command: \"message\", identifier: this.identifier, data: JSON.stringify(data)})\n }\n\n unsubscribe() {\n return this.consumer.subscriptions.remove(this)\n }\n}\n", "import logger from \"./logger\"\n\n// Responsible for ensuring channel subscribe command is confirmed, retrying until confirmation is received.\n// Internal class, not intended for direct user manipulation.\n\nclass SubscriptionGuarantor {\n constructor(subscriptions) {\n this.subscriptions = subscriptions\n this.pendingSubscriptions = []\n }\n\n guarantee(subscription) {\n if(this.pendingSubscriptions.indexOf(subscription) == -1){ \n logger.log(`SubscriptionGuarantor guaranteeing ${subscription.identifier}`)\n this.pendingSubscriptions.push(subscription) \n }\n else {\n logger.log(`SubscriptionGuarantor already guaranteeing ${subscription.identifier}`)\n }\n this.startGuaranteeing()\n }\n\n forget(subscription) {\n logger.log(`SubscriptionGuarantor forgetting ${subscription.identifier}`)\n this.pendingSubscriptions = (this.pendingSubscriptions.filter((s) => s !== subscription))\n }\n\n startGuaranteeing() {\n this.stopGuaranteeing()\n this.retrySubscribing()\n }\n \n stopGuaranteeing() {\n clearTimeout(this.retryTimeout)\n }\n\n retrySubscribing() {\n this.retryTimeout = setTimeout(() => {\n if (this.subscriptions && typeof(this.subscriptions.subscribe) === \"function\") {\n this.pendingSubscriptions.map((subscription) => {\n logger.log(`SubscriptionGuarantor resubscribing ${subscription.identifier}`)\n this.subscriptions.subscribe(subscription)\n })\n }\n }\n , 500)\n }\n}\n\nexport default SubscriptionGuarantor", "import Subscription from \"./subscription\"\nimport SubscriptionGuarantor from \"./subscription_guarantor\"\nimport logger from \"./logger\"\n\n// Collection class for creating (and internally managing) channel subscriptions.\n// The only method intended to be triggered by the user is ActionCable.Subscriptions#create,\n// and it should be called through the consumer like so:\n//\n// App = {}\n// App.cable = ActionCable.createConsumer(\"ws://example.com/accounts/1\")\n// App.appearance = App.cable.subscriptions.create(\"AppearanceChannel\")\n//\n// For more details on how you'd configure an actual channel subscription, see ActionCable.Subscription.\n\nexport default class Subscriptions {\n constructor(consumer) {\n this.consumer = consumer\n this.guarantor = new SubscriptionGuarantor(this)\n this.subscriptions = []\n }\n\n create(channelName, mixin) {\n const channel = channelName\n const params = typeof channel === \"object\" ? channel : {channel}\n const subscription = new Subscription(this.consumer, params, mixin)\n return this.add(subscription)\n }\n\n // Private\n\n add(subscription) {\n this.subscriptions.push(subscription)\n this.consumer.ensureActiveConnection()\n this.notify(subscription, \"initialized\")\n this.subscribe(subscription)\n return subscription\n }\n\n remove(subscription) {\n this.forget(subscription)\n if (!this.findAll(subscription.identifier).length) {\n this.sendCommand(subscription, \"unsubscribe\")\n }\n return subscription\n }\n\n reject(identifier) {\n return this.findAll(identifier).map((subscription) => {\n this.forget(subscription)\n this.notify(subscription, \"rejected\")\n return subscription\n })\n }\n\n forget(subscription) {\n this.guarantor.forget(subscription)\n this.subscriptions = (this.subscriptions.filter((s) => s !== subscription))\n return subscription\n }\n\n findAll(identifier) {\n return this.subscriptions.filter((s) => s.identifier === identifier)\n }\n\n reload() {\n return this.subscriptions.map((subscription) =>\n this.subscribe(subscription))\n }\n\n notifyAll(callbackName, ...args) {\n return this.subscriptions.map((subscription) =>\n this.notify(subscription, callbackName, ...args))\n }\n\n notify(subscription, callbackName, ...args) {\n let subscriptions\n if (typeof subscription === \"string\") {\n subscriptions = this.findAll(subscription)\n } else {\n subscriptions = [subscription]\n }\n\n return subscriptions.map((subscription) =>\n (typeof subscription[callbackName] === \"function\" ? subscription[callbackName](...args) : undefined))\n }\n\n subscribe(subscription) {\n if (this.sendCommand(subscription, \"subscribe\")) {\n this.guarantor.guarantee(subscription)\n }\n }\n\n confirmSubscription(identifier) {\n logger.log(`Subscription confirmed ${identifier}`)\n this.findAll(identifier).map((subscription) =>\n this.guarantor.forget(subscription))\n }\n\n sendCommand(subscription, command) {\n const {identifier} = subscription\n return this.consumer.send({command, identifier})\n }\n}\n", "import Connection from \"./connection\"\nimport Subscriptions from \"./subscriptions\"\n\n// The ActionCable.Consumer establishes the connection to a server-side Ruby Connection object. Once established,\n// the ActionCable.ConnectionMonitor will ensure that its properly maintained through heartbeats and checking for stale updates.\n// The Consumer instance is also the gateway to establishing subscriptions to desired channels through the #createSubscription\n// method.\n//\n// The following example shows how this can be set up:\n//\n// App = {}\n// App.cable = ActionCable.createConsumer(\"ws://example.com/accounts/1\")\n// App.appearance = App.cable.subscriptions.create(\"AppearanceChannel\")\n//\n// For more details on how you'd configure an actual channel subscription, see ActionCable.Subscription.\n//\n// When a consumer is created, it automatically connects with the server.\n//\n// To disconnect from the server, call\n//\n// App.cable.disconnect()\n//\n// and to restart the connection:\n//\n// App.cable.connect()\n//\n// Any channel subscriptions which existed prior to disconnecting will\n// automatically resubscribe.\n\nexport default class Consumer {\n constructor(url) {\n this._url = url\n this.subscriptions = new Subscriptions(this)\n this.connection = new Connection(this)\n this.subprotocols = []\n }\n\n get url() {\n return createWebSocketURL(this._url)\n }\n\n send(data) {\n return this.connection.send(data)\n }\n\n connect() {\n return this.connection.open()\n }\n\n disconnect() {\n return this.connection.close({allowReconnect: false})\n }\n\n ensureActiveConnection() {\n if (!this.connection.isActive()) {\n return this.connection.open()\n }\n }\n\n addSubProtocol(subprotocol) {\n this.subprotocols = [...this.subprotocols, subprotocol]\n }\n}\n\nexport function createWebSocketURL(url) {\n if (typeof url === \"function\") {\n url = url()\n }\n\n if (url && !/^wss?:/i.test(url)) {\n const a = document.createElement(\"a\")\n a.href = url\n // Fix populating Location properties in IE. Otherwise, protocol will be blank.\n a.href = a.href\n a.protocol = a.protocol.replace(\"http\", \"ws\")\n return a.href\n } else {\n return url\n }\n}\n", "import Connection from \"./connection\"\nimport ConnectionMonitor from \"./connection_monitor\"\nimport Consumer, { createWebSocketURL } from \"./consumer\"\nimport INTERNAL from \"./internal\"\nimport Subscription from \"./subscription\"\nimport Subscriptions from \"./subscriptions\"\nimport SubscriptionGuarantor from \"./subscription_guarantor\"\nimport adapters from \"./adapters\"\nimport logger from \"./logger\"\n\nexport {\n Connection,\n ConnectionMonitor,\n Consumer,\n INTERNAL,\n Subscription,\n Subscriptions,\n SubscriptionGuarantor,\n adapters,\n createWebSocketURL,\n logger,\n}\n\nexport function createConsumer(url = getConfig(\"url\") || INTERNAL.default_mount_path) {\n return new Consumer(url)\n}\n\nexport function getConfig(name) {\n const element = document.head.querySelector(`meta[name='action-cable-${name}']`)\n if (element) {\n return element.getAttribute(\"content\")\n }\n}\n", "/** Normal hydration that attaches to a DOM tree but does not diff it. */\nexport const MODE_HYDRATE = 1 << 5;\n/** Signifies this VNode suspended on the previous render */\nexport const MODE_SUSPENDED = 1 << 7;\n/** Indicates that this node needs to be inserted while patching children */\nexport const INSERT_VNODE = 1 << 16;\n/** Indicates a VNode has been matched with another VNode in the diff */\nexport const MATCHED = 1 << 17;\n\n/** Reset all mode flags */\nexport const RESET_MODE = ~(MODE_HYDRATE | MODE_SUSPENDED);\n\nexport const EMPTY_OBJ = /** @type {any} */ ({});\nexport const EMPTY_ARR = [];\nexport const IS_NON_DIMENSIONAL =\n\t/acit|ex(?:s|g|n|p|$)|rph|grid|ows|mnc|ntw|ine[ch]|zoo|^ord|itera/i;\n", "import { EMPTY_ARR } from './constants';\n\nexport const isArray = Array.isArray;\n\n/**\n * Assign properties from `props` to `obj`\n * @template O, P The obj and props types\n * @param {O} obj The object to copy properties to\n * @param {P} props The object to copy properties from\n * @returns {O & P}\n */\nexport function assign(obj, props) {\n\t// @ts-expect-error We change the type of `obj` to be `O & P`\n\tfor (let i in props) obj[i] = props[i];\n\treturn /** @type {O & P} */ (obj);\n}\n\n/**\n * Remove a child node from its parent if attached. This is a workaround for\n * IE11 which doesn't support `Element.prototype.remove()`. Using this function\n * is smaller than including a dedicated polyfill.\n * @param {preact.ContainerNode} node The node to remove\n */\nexport function removeNode(node) {\n\tlet parentNode = node.parentNode;\n\tif (parentNode) parentNode.removeChild(node);\n}\n\nexport const slice = EMPTY_ARR.slice;\n", "import { _catchError } from './diff/catch-error';\n\n/**\n * The `option` object can potentially contain callback functions\n * that are called during various stages of our renderer. This is the\n * foundation on which all our addons like `preact/debug`, `preact/compat`,\n * and `preact/hooks` are based on. See the `Options` type in `internal.d.ts`\n * for a full list of available option hooks (most editors/IDEs allow you to\n * ctrl+click or cmd+click on mac the type definition below).\n * @type {Options}\n */\nconst options = {\n\t_catchError\n};\n\nexport default options;\n", "import { slice } from './util';\nimport options from './options';\n\nlet vnodeId = 0;\n\n/**\n * Create an virtual node (used for JSX)\n * @param {VNode[\"type\"]} type The node name or Component constructor for this\n * virtual node\n * @param {object | null | undefined} [props] The properties of the virtual node\n * @param {Array} [children] The children of the\n * virtual node\n * @returns {VNode}\n */\nexport function createElement(type, props, children) {\n\tlet normalizedProps = {},\n\t\tkey,\n\t\tref,\n\t\ti;\n\tfor (i in props) {\n\t\tif (i == 'key') key = props[i];\n\t\telse if (i == 'ref') ref = props[i];\n\t\telse normalizedProps[i] = props[i];\n\t}\n\n\tif (arguments.length > 2) {\n\t\tnormalizedProps.children =\n\t\t\targuments.length > 3 ? slice.call(arguments, 2) : children;\n\t}\n\n\t// If a Component VNode, check for and apply defaultProps\n\t// Note: type may be undefined in development, must never error here.\n\tif (typeof type == 'function' && type.defaultProps != null) {\n\t\tfor (i in type.defaultProps) {\n\t\t\tif (normalizedProps[i] === undefined) {\n\t\t\t\tnormalizedProps[i] = type.defaultProps[i];\n\t\t\t}\n\t\t}\n\t}\n\n\treturn createVNode(type, normalizedProps, key, ref, null);\n}\n\n/**\n * Create a VNode (used internally by Preact)\n * @param {VNode[\"type\"]} type The node name or Component\n * Constructor for this virtual node\n * @param {object | string | number | null} props The properties of this virtual node.\n * If this virtual node represents a text node, this is the text of the node (string or number).\n * @param {string | number | null} key The key for this virtual node, used when\n * diffing it against its children\n * @param {VNode[\"ref\"]} ref The ref property that will\n * receive a reference to its created child\n * @returns {VNode}\n */\nexport function createVNode(type, props, key, ref, original) {\n\t// V8 seems to be better at detecting type shapes if the object is allocated from the same call site\n\t// Do not inline into createElement and coerceToVNode!\n\t/** @type {VNode} */\n\tconst vnode = {\n\t\ttype,\n\t\tprops,\n\t\tkey,\n\t\tref,\n\t\t_children: null,\n\t\t_parent: null,\n\t\t_depth: 0,\n\t\t_dom: null,\n\t\t// _nextDom must be initialized to undefined b/c it will eventually\n\t\t// be set to dom.nextSibling which can return `null` and it is important\n\t\t// to be able to distinguish between an uninitialized _nextDom and\n\t\t// a _nextDom that has been set to `null`\n\t\t_nextDom: undefined,\n\t\t_component: null,\n\t\tconstructor: undefined,\n\t\t_original: original == null ? ++vnodeId : original,\n\t\t_index: -1,\n\t\t_flags: 0\n\t};\n\n\t// Only invoke the vnode hook if this was *not* a direct copy:\n\tif (original == null && options.vnode != null) options.vnode(vnode);\n\n\treturn vnode;\n}\n\nexport function createRef() {\n\treturn { current: null };\n}\n\nexport function Fragment(props) {\n\treturn props.children;\n}\n\n/**\n * Check if a the argument is a valid Preact VNode.\n * @param {*} vnode\n * @returns {vnode is VNode}\n */\nexport const isValidElement = vnode =>\n\tvnode != null && vnode.constructor == undefined;\n", "import { assign } from './util';\nimport { diff, commitRoot } from './diff/index';\nimport options from './options';\nimport { Fragment } from './create-element';\nimport { MODE_HYDRATE } from './constants';\n\n/**\n * Base Component class. Provides `setState()` and `forceUpdate()`, which\n * trigger rendering\n * @param {object} props The initial component props\n * @param {object} context The initial context from parent components'\n * getChildContext\n */\nexport function BaseComponent(props, context) {\n\tthis.props = props;\n\tthis.context = context;\n}\n\n/**\n * Update component state and schedule a re-render.\n * @this {Component}\n * @param {object | ((s: object, p: object) => object)} update A hash of state\n * properties to update with new values or a function that given the current\n * state and props returns a new partial state\n * @param {() => void} [callback] A function to be called once component state is\n * updated\n */\nBaseComponent.prototype.setState = function (update, callback) {\n\t// only clone state when copying to nextState the first time.\n\tlet s;\n\tif (this._nextState != null && this._nextState !== this.state) {\n\t\ts = this._nextState;\n\t} else {\n\t\ts = this._nextState = assign({}, this.state);\n\t}\n\n\tif (typeof update == 'function') {\n\t\t// Some libraries like `immer` mark the current state as readonly,\n\t\t// preventing us from mutating it, so we need to clone it. See #2716\n\t\tupdate = update(assign({}, s), this.props);\n\t}\n\n\tif (update) {\n\t\tassign(s, update);\n\t}\n\n\t// Skip update if updater function returned null\n\tif (update == null) return;\n\n\tif (this._vnode) {\n\t\tif (callback) {\n\t\t\tthis._stateCallbacks.push(callback);\n\t\t}\n\t\tenqueueRender(this);\n\t}\n};\n\n/**\n * Immediately perform a synchronous re-render of the component\n * @this {Component}\n * @param {() => void} [callback] A function to be called after component is\n * re-rendered\n */\nBaseComponent.prototype.forceUpdate = function (callback) {\n\tif (this._vnode) {\n\t\t// Set render mode so that we can differentiate where the render request\n\t\t// is coming from. We need this because forceUpdate should never call\n\t\t// shouldComponentUpdate\n\t\tthis._force = true;\n\t\tif (callback) this._renderCallbacks.push(callback);\n\t\tenqueueRender(this);\n\t}\n};\n\n/**\n * Accepts `props` and `state`, and returns a new Virtual DOM tree to build.\n * Virtual DOM is generally constructed via [JSX](http://jasonformat.com/wtf-is-jsx).\n * @param {object} props Props (eg: JSX attributes) received from parent\n * element/component\n * @param {object} state The component's current state\n * @param {object} context Context object, as returned by the nearest\n * ancestor's `getChildContext()`\n * @returns {ComponentChildren | void}\n */\nBaseComponent.prototype.render = Fragment;\n\n/**\n * @param {VNode} vnode\n * @param {number | null} [childIndex]\n */\nexport function getDomSibling(vnode, childIndex) {\n\tif (childIndex == null) {\n\t\t// Use childIndex==null as a signal to resume the search from the vnode's sibling\n\t\treturn vnode._parent\n\t\t\t? getDomSibling(vnode._parent, vnode._index + 1)\n\t\t\t: null;\n\t}\n\n\tlet sibling;\n\tfor (; childIndex < vnode._children.length; childIndex++) {\n\t\tsibling = vnode._children[childIndex];\n\n\t\tif (sibling != null && sibling._dom != null) {\n\t\t\t// Since updateParentDomPointers keeps _dom pointer correct,\n\t\t\t// we can rely on _dom to tell us if this subtree contains a\n\t\t\t// rendered DOM node, and what the first rendered DOM node is\n\t\t\treturn sibling._dom;\n\t\t}\n\t}\n\n\t// If we get here, we have not found a DOM node in this vnode's children.\n\t// We must resume from this vnode's sibling (in it's parent _children array)\n\t// Only climb up and search the parent if we aren't searching through a DOM\n\t// VNode (meaning we reached the DOM parent of the original vnode that began\n\t// the search)\n\treturn typeof vnode.type == 'function' ? getDomSibling(vnode) : null;\n}\n\n/**\n * Trigger in-place re-rendering of a component.\n * @param {Component} component The component to rerender\n */\nfunction renderComponent(component) {\n\tlet oldVNode = component._vnode,\n\t\toldDom = oldVNode._dom,\n\t\tcommitQueue = [],\n\t\trefQueue = [];\n\n\tif (component._parentDom) {\n\t\tconst newVNode = assign({}, oldVNode);\n\t\tnewVNode._original = oldVNode._original + 1;\n\t\tif (options.vnode) options.vnode(newVNode);\n\n\t\tdiff(\n\t\t\tcomponent._parentDom,\n\t\t\tnewVNode,\n\t\t\toldVNode,\n\t\t\tcomponent._globalContext,\n\t\t\tcomponent._parentDom.namespaceURI,\n\t\t\toldVNode._flags & MODE_HYDRATE ? [oldDom] : null,\n\t\t\tcommitQueue,\n\t\t\toldDom == null ? getDomSibling(oldVNode) : oldDom,\n\t\t\t!!(oldVNode._flags & MODE_HYDRATE),\n\t\t\trefQueue\n\t\t);\n\n\t\tnewVNode._original = oldVNode._original;\n\t\tnewVNode._parent._children[newVNode._index] = newVNode;\n\t\tcommitRoot(commitQueue, newVNode, refQueue);\n\n\t\tif (newVNode._dom != oldDom) {\n\t\t\tupdateParentDomPointers(newVNode);\n\t\t}\n\t}\n}\n\n/**\n * @param {VNode} vnode\n */\nfunction updateParentDomPointers(vnode) {\n\tif ((vnode = vnode._parent) != null && vnode._component != null) {\n\t\tvnode._dom = vnode._component.base = null;\n\t\tfor (let i = 0; i < vnode._children.length; i++) {\n\t\t\tlet child = vnode._children[i];\n\t\t\tif (child != null && child._dom != null) {\n\t\t\t\tvnode._dom = vnode._component.base = child._dom;\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\n\t\treturn updateParentDomPointers(vnode);\n\t}\n}\n\n/**\n * The render queue\n * @type {Array}\n */\nlet rerenderQueue = [];\n\n/*\n * The value of `Component.debounce` must asynchronously invoke the passed in callback. It is\n * important that contributors to Preact can consistently reason about what calls to `setState`, etc.\n * do, and when their effects will be applied. See the links below for some further reading on designing\n * asynchronous APIs.\n * * [Designing APIs for Asynchrony](https://blog.izs.me/2013/08/designing-apis-for-asynchrony)\n * * [Callbacks synchronous and asynchronous](https://blog.ometer.com/2011/07/24/callbacks-synchronous-and-asynchronous/)\n */\n\nlet prevDebounce;\n\nconst defer =\n\ttypeof Promise == 'function'\n\t\t? Promise.prototype.then.bind(Promise.resolve())\n\t\t: setTimeout;\n\n/**\n * Enqueue a rerender of a component\n * @param {Component} c The component to rerender\n */\nexport function enqueueRender(c) {\n\tif (\n\t\t(!c._dirty &&\n\t\t\t(c._dirty = true) &&\n\t\t\trerenderQueue.push(c) &&\n\t\t\t!process._rerenderCount++) ||\n\t\tprevDebounce !== options.debounceRendering\n\t) {\n\t\tprevDebounce = options.debounceRendering;\n\t\t(prevDebounce || defer)(process);\n\t}\n}\n\n/**\n * @param {Component} a\n * @param {Component} b\n */\nconst depthSort = (a, b) => a._vnode._depth - b._vnode._depth;\n\n/** Flush the render queue by rerendering all queued components */\nfunction process() {\n\tlet c;\n\trerenderQueue.sort(depthSort);\n\t// Don't update `renderCount` yet. Keep its value non-zero to prevent unnecessary\n\t// process() calls from getting scheduled while `queue` is still being consumed.\n\twhile ((c = rerenderQueue.shift())) {\n\t\tif (c._dirty) {\n\t\t\tlet renderQueueLength = rerenderQueue.length;\n\t\t\trenderComponent(c);\n\t\t\tif (rerenderQueue.length > renderQueueLength) {\n\t\t\t\t// When i.e. rerendering a provider additional new items can be injected, we want to\n\t\t\t\t// keep the order from top to bottom with those new items so we can handle them in a\n\t\t\t\t// single pass\n\t\t\t\trerenderQueue.sort(depthSort);\n\t\t\t}\n\t\t}\n\t}\n\tprocess._rerenderCount = 0;\n}\n\nprocess._rerenderCount = 0;\n", "import { IS_NON_DIMENSIONAL } from '../constants';\nimport options from '../options';\n\nfunction setStyle(style, key, value) {\n\tif (key[0] === '-') {\n\t\tstyle.setProperty(key, value == null ? '' : value);\n\t} else if (value == null) {\n\t\tstyle[key] = '';\n\t} else if (typeof value != 'number' || IS_NON_DIMENSIONAL.test(key)) {\n\t\tstyle[key] = value;\n\t} else {\n\t\tstyle[key] = value + 'px';\n\t}\n}\n\n// A logical clock to solve issues like https://github.com/preactjs/preact/issues/3927.\n// When the DOM performs an event it leaves micro-ticks in between bubbling up which means that\n// an event can trigger on a newly reated DOM-node while the event bubbles up.\n//\n// Originally inspired by Vue\n// (https://github.com/vuejs/core/blob/caeb8a68811a1b0f79/packages/runtime-dom/src/modules/events.ts#L90-L101),\n// but modified to use a logical clock instead of Date.now() in case event handlers get attached\n// and events get dispatched during the same millisecond.\n//\n// The clock is incremented after each new event dispatch. This allows 1 000 000 new events\n// per second for over 280 years before the value reaches Number.MAX_SAFE_INTEGER (2**53 - 1).\nlet eventClock = 0;\n\n/**\n * Set a property value on a DOM node\n * @param {PreactElement} dom The DOM node to modify\n * @param {string} name The name of the property to set\n * @param {*} value The value to set the property to\n * @param {*} oldValue The old value the property had\n * @param {string} namespace Whether or not this DOM node is an SVG node or not\n */\nexport function setProperty(dom, name, value, oldValue, namespace) {\n\tlet useCapture;\n\n\to: if (name === 'style') {\n\t\tif (typeof value == 'string') {\n\t\t\tdom.style.cssText = value;\n\t\t} else {\n\t\t\tif (typeof oldValue == 'string') {\n\t\t\t\tdom.style.cssText = oldValue = '';\n\t\t\t}\n\n\t\t\tif (oldValue) {\n\t\t\t\tfor (name in oldValue) {\n\t\t\t\t\tif (!(value && name in value)) {\n\t\t\t\t\t\tsetStyle(dom.style, name, '');\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tif (value) {\n\t\t\t\tfor (name in value) {\n\t\t\t\t\tif (!oldValue || value[name] !== oldValue[name]) {\n\t\t\t\t\t\tsetStyle(dom.style, name, value[name]);\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\t// Benchmark for comparison: https://esbench.com/bench/574c954bdb965b9a00965ac6\n\telse if (name[0] === 'o' && name[1] === 'n') {\n\t\tuseCapture =\n\t\t\tname !== (name = name.replace(/(PointerCapture)$|Capture$/i, '$1'));\n\n\t\t// Infer correct casing for DOM built-in events:\n\t\tif (\n\t\t\tname.toLowerCase() in dom ||\n\t\t\tname === 'onFocusOut' ||\n\t\t\tname === 'onFocusIn'\n\t\t)\n\t\t\tname = name.toLowerCase().slice(2);\n\t\telse name = name.slice(2);\n\n\t\tif (!dom._listeners) dom._listeners = {};\n\t\tdom._listeners[name + useCapture] = value;\n\n\t\tif (value) {\n\t\t\tif (!oldValue) {\n\t\t\t\tvalue._attached = eventClock;\n\t\t\t\tdom.addEventListener(\n\t\t\t\t\tname,\n\t\t\t\t\tuseCapture ? eventProxyCapture : eventProxy,\n\t\t\t\t\tuseCapture\n\t\t\t\t);\n\t\t\t} else {\n\t\t\t\tvalue._attached = oldValue._attached;\n\t\t\t}\n\t\t} else {\n\t\t\tdom.removeEventListener(\n\t\t\t\tname,\n\t\t\t\tuseCapture ? eventProxyCapture : eventProxy,\n\t\t\t\tuseCapture\n\t\t\t);\n\t\t}\n\t} else {\n\t\tif (namespace == 'http://www.w3.org/2000/svg') {\n\t\t\t// Normalize incorrect prop usage for SVG:\n\t\t\t// - xlink:href / xlinkHref --> href (xlink:href was removed from SVG and isn't needed)\n\t\t\t// - className --> class\n\t\t\tname = name.replace(/xlink(H|:h)/, 'h').replace(/sName$/, 's');\n\t\t} else if (\n\t\t\tname != 'width' &&\n\t\t\tname != 'height' &&\n\t\t\tname != 'href' &&\n\t\t\tname != 'list' &&\n\t\t\tname != 'form' &&\n\t\t\t// Default value in browsers is `-1` and an empty string is\n\t\t\t// cast to `0` instead\n\t\t\tname != 'tabIndex' &&\n\t\t\tname != 'download' &&\n\t\t\tname != 'rowSpan' &&\n\t\t\tname != 'colSpan' &&\n\t\t\tname != 'role' &&\n\t\t\tname in dom\n\t\t) {\n\t\t\ttry {\n\t\t\t\tdom[name] = value == null ? '' : value;\n\t\t\t\t// labelled break is 1b smaller here than a return statement (sorry)\n\t\t\t\tbreak o;\n\t\t\t} catch (e) {}\n\t\t}\n\n\t\t// aria- and data- attributes have no boolean representation.\n\t\t// A `false` value is different from the attribute not being\n\t\t// present, so we can't remove it. For non-boolean aria\n\t\t// attributes we could treat false as a removal, but the\n\t\t// amount of exceptions would cost too many bytes. On top of\n\t\t// that other frameworks generally stringify `false`.\n\n\t\tif (typeof value == 'function') {\n\t\t\t// never serialize functions as attribute values\n\t\t} else if (value != null && (value !== false || name[4] === '-')) {\n\t\t\tdom.setAttribute(name, value);\n\t\t} else {\n\t\t\tdom.removeAttribute(name);\n\t\t}\n\t}\n}\n\n/**\n * Create an event proxy function.\n * @param {boolean} useCapture Is the event handler for the capture phase.\n * @private\n */\nfunction createEventProxy(useCapture) {\n\t/**\n\t * Proxy an event to hooked event handlers\n\t * @param {PreactEvent} e The event object from the browser\n\t * @private\n\t */\n\treturn function (e) {\n\t\tif (this._listeners) {\n\t\t\tconst eventHandler = this._listeners[e.type + useCapture];\n\t\t\tif (e._dispatched == null) {\n\t\t\t\te._dispatched = eventClock++;\n\n\t\t\t\t// When `e._dispatched` is smaller than the time when the targeted event\n\t\t\t\t// handler was attached we know we have bubbled up to an element that was added\n\t\t\t\t// during patching the DOM.\n\t\t\t} else if (e._dispatched < eventHandler._attached) {\n\t\t\t\treturn;\n\t\t\t}\n\t\t\treturn eventHandler(options.event ? options.event(e) : e);\n\t\t}\n\t};\n}\n\nconst eventProxy = createEventProxy(false);\nconst eventProxyCapture = createEventProxy(true);\n", "import { enqueueRender } from './component';\n\nexport let i = 0;\n\nexport function createContext(defaultValue, contextId) {\n\tcontextId = '__cC' + i++;\n\n\tconst context = {\n\t\t_id: contextId,\n\t\t_defaultValue: defaultValue,\n\t\t/** @type {FunctionComponent} */\n\t\tConsumer(props, contextValue) {\n\t\t\t// return props.children(\n\t\t\t// \tcontext[contextId] ? context[contextId].props.value : defaultValue\n\t\t\t// );\n\t\t\treturn props.children(contextValue);\n\t\t},\n\t\t/** @type {FunctionComponent} */\n\t\tProvider(props) {\n\t\t\tif (!this.getChildContext) {\n\t\t\t\t/** @type {Component[]} */\n\t\t\t\tlet subs = [];\n\t\t\t\tlet ctx = {};\n\t\t\t\tctx[contextId] = this;\n\n\t\t\t\tthis.getChildContext = () => ctx;\n\n\t\t\t\tthis.shouldComponentUpdate = function (_props) {\n\t\t\t\t\tif (this.props.value !== _props.value) {\n\t\t\t\t\t\t// I think the forced value propagation here was only needed when `options.debounceRendering` was being bypassed:\n\t\t\t\t\t\t// https://github.com/preactjs/preact/commit/4d339fb803bea09e9f198abf38ca1bf8ea4b7771#diff-54682ce380935a717e41b8bfc54737f6R358\n\t\t\t\t\t\t// In those cases though, even with the value corrected, we're double-rendering all nodes.\n\t\t\t\t\t\t// It might be better to just tell folks not to use force-sync mode.\n\t\t\t\t\t\t// Currently, using `useContext()` in a class component will overwrite its `this.context` value.\n\t\t\t\t\t\t// subs.some(c => {\n\t\t\t\t\t\t// \tc.context = _props.value;\n\t\t\t\t\t\t// \tenqueueRender(c);\n\t\t\t\t\t\t// });\n\n\t\t\t\t\t\t// subs.some(c => {\n\t\t\t\t\t\t// \tc.context[contextId] = _props.value;\n\t\t\t\t\t\t// \tenqueueRender(c);\n\t\t\t\t\t\t// });\n\t\t\t\t\t\tsubs.some(c => {\n\t\t\t\t\t\t\tc._force = true;\n\t\t\t\t\t\t\tenqueueRender(c);\n\t\t\t\t\t\t});\n\t\t\t\t\t}\n\t\t\t\t};\n\n\t\t\t\tthis.sub = c => {\n\t\t\t\t\tsubs.push(c);\n\t\t\t\t\tlet old = c.componentWillUnmount;\n\t\t\t\t\tc.componentWillUnmount = () => {\n\t\t\t\t\t\tsubs.splice(subs.indexOf(c), 1);\n\t\t\t\t\t\tif (old) old.call(c);\n\t\t\t\t\t};\n\t\t\t\t};\n\t\t\t}\n\n\t\t\treturn props.children;\n\t\t}\n\t};\n\n\t// Devtools needs access to the context object when it\n\t// encounters a Provider. This is necessary to support\n\t// setting `displayName` on the context object instead\n\t// of on the component itself. See:\n\t// https://reactjs.org/docs/context.html#contextdisplayname\n\n\treturn (context.Provider._contextRef = context.Consumer.contextType =\n\t\tcontext);\n}\n", "import { diff, unmount, applyRef } from './index';\nimport { createVNode, Fragment } from '../create-element';\nimport { EMPTY_OBJ, EMPTY_ARR, INSERT_VNODE, MATCHED } from '../constants';\nimport { isArray } from '../util';\nimport { getDomSibling } from '../component';\n\n/**\n * Diff the children of a virtual node\n * @param {PreactElement} parentDom The DOM element whose children are being\n * diffed\n * @param {ComponentChildren[]} renderResult\n * @param {VNode} newParentVNode The new virtual node whose children should be\n * diff'ed against oldParentVNode\n * @param {VNode} oldParentVNode The old virtual node whose children should be\n * diff'ed against newParentVNode\n * @param {object} globalContext The current context object - modified by\n * getChildContext\n * @param {string} namespace Current namespace of the DOM node (HTML, SVG, or MathML)\n * @param {Array} excessDomChildren\n * @param {Array} commitQueue List of components which have callbacks\n * to invoke in commitRoot\n * @param {PreactElement} oldDom The current attached DOM element any new dom\n * elements should be placed around. Likely `null` on first render (except when\n * hydrating). Can be a sibling DOM element when diffing Fragments that have\n * siblings. In most cases, it starts out as `oldChildren[0]._dom`.\n * @param {boolean} isHydrating Whether or not we are in hydration\n * @param {any[]} refQueue an array of elements needed to invoke refs\n */\nexport function diffChildren(\n\tparentDom,\n\trenderResult,\n\tnewParentVNode,\n\toldParentVNode,\n\tglobalContext,\n\tnamespace,\n\texcessDomChildren,\n\tcommitQueue,\n\toldDom,\n\tisHydrating,\n\trefQueue\n) {\n\tlet i,\n\t\t/** @type {VNode} */\n\t\toldVNode,\n\t\t/** @type {VNode} */\n\t\tchildVNode,\n\t\t/** @type {PreactElement} */\n\t\tnewDom,\n\t\t/** @type {PreactElement} */\n\t\tfirstChildDom;\n\n\t// This is a compression of oldParentVNode!=null && oldParentVNode != EMPTY_OBJ && oldParentVNode._children || EMPTY_ARR\n\t// as EMPTY_OBJ._children should be `undefined`.\n\t/** @type {VNode[]} */\n\tlet oldChildren = (oldParentVNode && oldParentVNode._children) || EMPTY_ARR;\n\n\tlet newChildrenLength = renderResult.length;\n\n\tnewParentVNode._nextDom = oldDom;\n\tconstructNewChildrenArray(newParentVNode, renderResult, oldChildren);\n\toldDom = newParentVNode._nextDom;\n\n\tfor (i = 0; i < newChildrenLength; i++) {\n\t\tchildVNode = newParentVNode._children[i];\n\t\tif (\n\t\t\tchildVNode == null ||\n\t\t\ttypeof childVNode == 'boolean' ||\n\t\t\ttypeof childVNode == 'function'\n\t\t) {\n\t\t\tcontinue;\n\t\t}\n\n\t\t// At this point, constructNewChildrenArray has assigned _index to be the\n\t\t// matchingIndex for this VNode's oldVNode (or -1 if there is no oldVNode).\n\t\tif (childVNode._index === -1) {\n\t\t\toldVNode = EMPTY_OBJ;\n\t\t} else {\n\t\t\toldVNode = oldChildren[childVNode._index] || EMPTY_OBJ;\n\t\t}\n\n\t\t// Update childVNode._index to its final index\n\t\tchildVNode._index = i;\n\n\t\t// Morph the old element into the new one, but don't append it to the dom yet\n\t\tdiff(\n\t\t\tparentDom,\n\t\t\tchildVNode,\n\t\t\toldVNode,\n\t\t\tglobalContext,\n\t\t\tnamespace,\n\t\t\texcessDomChildren,\n\t\t\tcommitQueue,\n\t\t\toldDom,\n\t\t\tisHydrating,\n\t\t\trefQueue\n\t\t);\n\n\t\t// Adjust DOM nodes\n\t\tnewDom = childVNode._dom;\n\t\tif (childVNode.ref && oldVNode.ref != childVNode.ref) {\n\t\t\tif (oldVNode.ref) {\n\t\t\t\tapplyRef(oldVNode.ref, null, childVNode);\n\t\t\t}\n\t\t\trefQueue.push(\n\t\t\t\tchildVNode.ref,\n\t\t\t\tchildVNode._component || newDom,\n\t\t\t\tchildVNode\n\t\t\t);\n\t\t}\n\n\t\tif (firstChildDom == null && newDom != null) {\n\t\t\tfirstChildDom = newDom;\n\t\t}\n\n\t\tif (\n\t\t\tchildVNode._flags & INSERT_VNODE ||\n\t\t\toldVNode._children === childVNode._children\n\t\t) {\n\t\t\t// @ts-expect-error olDom should be present on a DOM node\n\t\t\tif (oldDom && !oldDom.isConnected) {\n\t\t\t\toldDom = getDomSibling(oldVNode);\n\t\t\t}\n\t\t\toldDom = insert(childVNode, oldDom, parentDom);\n\t\t} else if (\n\t\t\ttypeof childVNode.type == 'function' &&\n\t\t\tchildVNode._nextDom !== undefined\n\t\t) {\n\t\t\t// Since Fragments or components that return Fragment like VNodes can\n\t\t\t// contain multiple DOM nodes as the same level, continue the diff from\n\t\t\t// the sibling of last DOM child of this child VNode\n\t\t\toldDom = childVNode._nextDom;\n\t\t} else if (newDom) {\n\t\t\toldDom = newDom.nextSibling;\n\t\t}\n\n\t\t// Eagerly cleanup _nextDom. We don't need to persist the value because it\n\t\t// is only used by `diffChildren` to determine where to resume the diff\n\t\t// after diffing Components and Fragments. Once we store it the nextDOM\n\t\t// local var, we can clean up the property. Also prevents us hanging on to\n\t\t// DOM nodes that may have been unmounted.\n\t\tchildVNode._nextDom = undefined;\n\n\t\t// Unset diffing flags\n\t\tchildVNode._flags &= ~(INSERT_VNODE | MATCHED);\n\t}\n\n\t// TODO: With new child diffing algo, consider alt ways to diff Fragments.\n\t// Such as dropping oldDom and moving fragments in place\n\t//\n\t// Because the newParentVNode is Fragment-like, we need to set it's\n\t// _nextDom property to the nextSibling of its last child DOM node.\n\t//\n\t// `oldDom` contains the correct value here because if the last child\n\t// is a Fragment-like, then oldDom has already been set to that child's _nextDom.\n\t// If the last child is a DOM VNode, then oldDom will be set to that DOM\n\t// node's nextSibling.\n\tnewParentVNode._nextDom = oldDom;\n\tnewParentVNode._dom = firstChildDom;\n}\n\n/**\n * @param {VNode} newParentVNode\n * @param {ComponentChildren[]} renderResult\n * @param {VNode[]} oldChildren\n */\nfunction constructNewChildrenArray(newParentVNode, renderResult, oldChildren) {\n\t/** @type {number} */\n\tlet i;\n\t/** @type {VNode} */\n\tlet childVNode;\n\t/** @type {VNode} */\n\tlet oldVNode;\n\n\tconst newChildrenLength = renderResult.length;\n\tlet oldChildrenLength = oldChildren.length,\n\t\tremainingOldChildren = oldChildrenLength;\n\n\tlet skew = 0;\n\n\tnewParentVNode._children = [];\n\tfor (i = 0; i < newChildrenLength; i++) {\n\t\t// @ts-expect-error We are reusing the childVNode variable to hold both the\n\t\t// pre and post normalized childVNode\n\t\tchildVNode = renderResult[i];\n\n\t\tif (\n\t\t\tchildVNode == null ||\n\t\t\ttypeof childVNode == 'boolean' ||\n\t\t\ttypeof childVNode == 'function'\n\t\t) {\n\t\t\tchildVNode = newParentVNode._children[i] = null;\n\t\t}\n\t\t// If this newVNode is being reused (e.g.
{reuse}{reuse}
) in the same diff,\n\t\t// or we are rendering a component (e.g. setState) copy the oldVNodes so it can have\n\t\t// it's own DOM & etc. pointers\n\t\telse if (\n\t\t\ttypeof childVNode == 'string' ||\n\t\t\ttypeof childVNode == 'number' ||\n\t\t\t// eslint-disable-next-line valid-typeof\n\t\t\ttypeof childVNode == 'bigint' ||\n\t\t\tchildVNode.constructor == String\n\t\t) {\n\t\t\tchildVNode = newParentVNode._children[i] = createVNode(\n\t\t\t\tnull,\n\t\t\t\tchildVNode,\n\t\t\t\tnull,\n\t\t\t\tnull,\n\t\t\t\tnull\n\t\t\t);\n\t\t} else if (isArray(childVNode)) {\n\t\t\tchildVNode = newParentVNode._children[i] = createVNode(\n\t\t\t\tFragment,\n\t\t\t\t{ children: childVNode },\n\t\t\t\tnull,\n\t\t\t\tnull,\n\t\t\t\tnull\n\t\t\t);\n\t\t} else if (childVNode.constructor === undefined && childVNode._depth > 0) {\n\t\t\t// VNode is already in use, clone it. This can happen in the following\n\t\t\t// scenario:\n\t\t\t// const reuse =
\n\t\t\t//
{reuse}{reuse}
\n\t\t\tchildVNode = newParentVNode._children[i] = createVNode(\n\t\t\t\tchildVNode.type,\n\t\t\t\tchildVNode.props,\n\t\t\t\tchildVNode.key,\n\t\t\t\tchildVNode.ref ? childVNode.ref : null,\n\t\t\t\tchildVNode._original\n\t\t\t);\n\t\t} else {\n\t\t\tchildVNode = newParentVNode._children[i] = childVNode;\n\t\t}\n\n\t\tconst skewedIndex = i + skew;\n\n\t\t// Handle unmounting null placeholders, i.e. VNode => null in unkeyed children\n\t\tif (childVNode == null) {\n\t\t\toldVNode = oldChildren[skewedIndex];\n\t\t\tif (\n\t\t\t\toldVNode &&\n\t\t\t\toldVNode.key == null &&\n\t\t\t\toldVNode._dom &&\n\t\t\t\t(oldVNode._flags & MATCHED) === 0\n\t\t\t) {\n\t\t\t\tif (oldVNode._dom == newParentVNode._nextDom) {\n\t\t\t\t\tnewParentVNode._nextDom = getDomSibling(oldVNode);\n\t\t\t\t}\n\n\t\t\t\tunmount(oldVNode, oldVNode, false);\n\n\t\t\t\t// Explicitly nullify this position in oldChildren instead of just\n\t\t\t\t// setting `_match=true` to prevent other routines (e.g.\n\t\t\t\t// `findMatchingIndex` or `getDomSibling`) from thinking VNodes or DOM\n\t\t\t\t// nodes in this position are still available to be used in diffing when\n\t\t\t\t// they have actually already been unmounted. For example, by only\n\t\t\t\t// setting `_match=true` here, the unmounting loop later would attempt\n\t\t\t\t// to unmount this VNode again seeing `_match==true`. Further,\n\t\t\t\t// getDomSibling doesn't know about _match and so would incorrectly\n\t\t\t\t// assume DOM nodes in this subtree are mounted and usable.\n\t\t\t\toldChildren[skewedIndex] = null;\n\t\t\t\tremainingOldChildren--;\n\t\t\t}\n\t\t\tcontinue;\n\t\t}\n\n\t\tchildVNode._parent = newParentVNode;\n\t\tchildVNode._depth = newParentVNode._depth + 1;\n\n\t\tconst matchingIndex = findMatchingIndex(\n\t\t\tchildVNode,\n\t\t\toldChildren,\n\t\t\tskewedIndex,\n\t\t\tremainingOldChildren\n\t\t);\n\n\t\t// Temporarily store the matchingIndex on the _index property so we can pull\n\t\t// out the oldVNode in diffChildren. We'll override this to the VNode's\n\t\t// final index after using this property to get the oldVNode\n\t\tchildVNode._index = matchingIndex;\n\n\t\toldVNode = null;\n\t\tif (matchingIndex !== -1) {\n\t\t\toldVNode = oldChildren[matchingIndex];\n\t\t\tremainingOldChildren--;\n\t\t\tif (oldVNode) {\n\t\t\t\toldVNode._flags |= MATCHED;\n\t\t\t}\n\t\t}\n\n\t\t// Here, we define isMounting for the purposes of the skew diffing\n\t\t// algorithm. Nodes that are unsuspending are considered mounting and we detect\n\t\t// this by checking if oldVNode._original === null\n\t\tconst isMounting = oldVNode == null || oldVNode._original === null;\n\n\t\tif (isMounting) {\n\t\t\tif (matchingIndex == -1) {\n\t\t\t\tskew--;\n\t\t\t}\n\n\t\t\t// If we are mounting a DOM VNode, mark it for insertion\n\t\t\tif (typeof childVNode.type != 'function') {\n\t\t\t\tchildVNode._flags |= INSERT_VNODE;\n\t\t\t}\n\t\t} else if (matchingIndex !== skewedIndex) {\n\t\t\tif (matchingIndex === skewedIndex + 1) {\n\t\t\t\tskew++;\n\t\t\t} else if (matchingIndex > skewedIndex) {\n\t\t\t\tif (remainingOldChildren > newChildrenLength - skewedIndex) {\n\t\t\t\t\tskew += matchingIndex - skewedIndex;\n\t\t\t\t} else {\n\t\t\t\t\tskew--;\n\t\t\t\t}\n\t\t\t} else if (matchingIndex < skewedIndex) {\n\t\t\t\tif (matchingIndex == skewedIndex - 1) {\n\t\t\t\t\tskew = matchingIndex - skewedIndex;\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\tskew = 0;\n\t\t\t}\n\n\t\t\t// Move this VNode's DOM if the original index (matchingIndex) doesn't\n\t\t\t// match the new skew index (i + new skew)\n\t\t\tif (matchingIndex !== i + skew) {\n\t\t\t\tchildVNode._flags |= INSERT_VNODE;\n\t\t\t}\n\t\t}\n\t}\n\n\t// Remove remaining oldChildren if there are any. Loop forwards so that as we\n\t// unmount DOM from the beginning of the oldChildren, we can adjust oldDom to\n\t// point to the next child, which needs to be the first DOM node that won't be\n\t// unmounted.\n\tif (remainingOldChildren) {\n\t\tfor (i = 0; i < oldChildrenLength; i++) {\n\t\t\toldVNode = oldChildren[i];\n\t\t\tif (oldVNode != null && (oldVNode._flags & MATCHED) === 0) {\n\t\t\t\tif (oldVNode._dom == newParentVNode._nextDom) {\n\t\t\t\t\tnewParentVNode._nextDom = getDomSibling(oldVNode);\n\t\t\t\t}\n\n\t\t\t\tunmount(oldVNode, oldVNode);\n\t\t\t}\n\t\t}\n\t}\n}\n\n/**\n * @param {VNode} parentVNode\n * @param {PreactElement} oldDom\n * @param {PreactElement} parentDom\n * @returns {PreactElement}\n */\nfunction insert(parentVNode, oldDom, parentDom) {\n\t// Note: VNodes in nested suspended trees may be missing _children.\n\n\tif (typeof parentVNode.type == 'function') {\n\t\tlet children = parentVNode._children;\n\t\tfor (let i = 0; children && i < children.length; i++) {\n\t\t\tif (children[i]) {\n\t\t\t\t// If we enter this code path on sCU bailout, where we copy\n\t\t\t\t// oldVNode._children to newVNode._children, we need to update the old\n\t\t\t\t// children's _parent pointer to point to the newVNode (parentVNode\n\t\t\t\t// here).\n\t\t\t\tchildren[i]._parent = parentVNode;\n\t\t\t\toldDom = insert(children[i], oldDom, parentDom);\n\t\t\t}\n\t\t}\n\n\t\treturn oldDom;\n\t} else if (parentVNode._dom != oldDom) {\n\t\tparentDom.insertBefore(parentVNode._dom, oldDom || null);\n\t\toldDom = parentVNode._dom;\n\t}\n\n\tdo {\n\t\toldDom = oldDom && oldDom.nextSibling;\n\t} while (oldDom != null && oldDom.nodeType === 8);\n\n\treturn oldDom;\n}\n\n/**\n * Flatten and loop through the children of a virtual node\n * @param {ComponentChildren} children The unflattened children of a virtual\n * node\n * @returns {VNode[]}\n */\nexport function toChildArray(children, out) {\n\tout = out || [];\n\tif (children == null || typeof children == 'boolean') {\n\t} else if (isArray(children)) {\n\t\tchildren.some(child => {\n\t\t\ttoChildArray(child, out);\n\t\t});\n\t} else {\n\t\tout.push(children);\n\t}\n\treturn out;\n}\n\n/**\n * @param {VNode} childVNode\n * @param {VNode[]} oldChildren\n * @param {number} skewedIndex\n * @param {number} remainingOldChildren\n * @returns {number}\n */\nfunction findMatchingIndex(\n\tchildVNode,\n\toldChildren,\n\tskewedIndex,\n\tremainingOldChildren\n) {\n\tconst key = childVNode.key;\n\tconst type = childVNode.type;\n\tlet x = skewedIndex - 1;\n\tlet y = skewedIndex + 1;\n\tlet oldVNode = oldChildren[skewedIndex];\n\n\t// We only need to perform a search if there are more children\n\t// (remainingOldChildren) to search. However, if the oldVNode we just looked\n\t// at skewedIndex was not already used in this diff, then there must be at\n\t// least 1 other (so greater than 1) remainingOldChildren to attempt to match\n\t// against. So the following condition checks that ensuring\n\t// remainingOldChildren > 1 if the oldVNode is not already used/matched. Else\n\t// if the oldVNode was null or matched, then there could needs to be at least\n\t// 1 (aka `remainingOldChildren > 0`) children to find and compare against.\n\tlet shouldSearch =\n\t\tremainingOldChildren >\n\t\t(oldVNode != null && (oldVNode._flags & MATCHED) === 0 ? 1 : 0);\n\n\tif (\n\t\toldVNode === null ||\n\t\t(oldVNode &&\n\t\t\tkey == oldVNode.key &&\n\t\t\ttype === oldVNode.type &&\n\t\t\t(oldVNode._flags & MATCHED) === 0)\n\t) {\n\t\treturn skewedIndex;\n\t} else if (shouldSearch) {\n\t\twhile (x >= 0 || y < oldChildren.length) {\n\t\t\tif (x >= 0) {\n\t\t\t\toldVNode = oldChildren[x];\n\t\t\t\tif (\n\t\t\t\t\toldVNode &&\n\t\t\t\t\t(oldVNode._flags & MATCHED) === 0 &&\n\t\t\t\t\tkey == oldVNode.key &&\n\t\t\t\t\ttype === oldVNode.type\n\t\t\t\t) {\n\t\t\t\t\treturn x;\n\t\t\t\t}\n\t\t\t\tx--;\n\t\t\t}\n\n\t\t\tif (y < oldChildren.length) {\n\t\t\t\toldVNode = oldChildren[y];\n\t\t\t\tif (\n\t\t\t\t\toldVNode &&\n\t\t\t\t\t(oldVNode._flags & MATCHED) === 0 &&\n\t\t\t\t\tkey == oldVNode.key &&\n\t\t\t\t\ttype === oldVNode.type\n\t\t\t\t) {\n\t\t\t\t\treturn y;\n\t\t\t\t}\n\t\t\t\ty++;\n\t\t\t}\n\t\t}\n\t}\n\n\treturn -1;\n}\n", "import {\n\tEMPTY_OBJ,\n\tMODE_HYDRATE,\n\tMODE_SUSPENDED,\n\tRESET_MODE\n} from '../constants';\nimport { BaseComponent, getDomSibling } from '../component';\nimport { Fragment } from '../create-element';\nimport { diffChildren } from './children';\nimport { setProperty } from './props';\nimport { assign, isArray, removeNode, slice } from '../util';\nimport options from '../options';\n\n/**\n * Diff two virtual nodes and apply proper changes to the DOM\n * @param {PreactElement} parentDom The parent of the DOM element\n * @param {VNode} newVNode The new virtual node\n * @param {VNode} oldVNode The old virtual node\n * @param {object} globalContext The current context object. Modified by\n * getChildContext\n * @param {string} namespace Current namespace of the DOM node (HTML, SVG, or MathML)\n * @param {Array} excessDomChildren\n * @param {Array} commitQueue List of components which have callbacks\n * to invoke in commitRoot\n * @param {PreactElement} oldDom The current attached DOM element any new dom\n * elements should be placed around. Likely `null` on first render (except when\n * hydrating). Can be a sibling DOM element when diffing Fragments that have\n * siblings. In most cases, it starts out as `oldChildren[0]._dom`.\n * @param {boolean} isHydrating Whether or not we are in hydration\n * @param {any[]} refQueue an array of elements needed to invoke refs\n */\nexport function diff(\n\tparentDom,\n\tnewVNode,\n\toldVNode,\n\tglobalContext,\n\tnamespace,\n\texcessDomChildren,\n\tcommitQueue,\n\toldDom,\n\tisHydrating,\n\trefQueue\n) {\n\t/** @type {any} */\n\tlet tmp,\n\t\tnewType = newVNode.type;\n\n\t// When passing through createElement it assigns the object\n\t// constructor as undefined. This to prevent JSON-injection.\n\tif (newVNode.constructor !== undefined) return null;\n\n\t// If the previous diff bailed out, resume creating/hydrating.\n\tif (oldVNode._flags & MODE_SUSPENDED) {\n\t\tisHydrating = !!(oldVNode._flags & MODE_HYDRATE);\n\t\toldDom = newVNode._dom = oldVNode._dom;\n\t\texcessDomChildren = [oldDom];\n\t}\n\n\tif ((tmp = options._diff)) tmp(newVNode);\n\n\touter: if (typeof newType == 'function') {\n\t\ttry {\n\t\t\tlet c, isNew, oldProps, oldState, snapshot, clearProcessingException;\n\t\t\tlet newProps = newVNode.props;\n\n\t\t\t// Necessary for createContext api. Setting this property will pass\n\t\t\t// the context value as `this.context` just for this component.\n\t\t\ttmp = newType.contextType;\n\t\t\tlet provider = tmp && globalContext[tmp._id];\n\t\t\tlet componentContext = tmp\n\t\t\t\t? provider\n\t\t\t\t\t? provider.props.value\n\t\t\t\t\t: tmp._defaultValue\n\t\t\t\t: globalContext;\n\n\t\t\t// Get component and set it to `c`\n\t\t\tif (oldVNode._component) {\n\t\t\t\tc = newVNode._component = oldVNode._component;\n\t\t\t\tclearProcessingException = c._processingException = c._pendingError;\n\t\t\t} else {\n\t\t\t\t// Instantiate the new component\n\t\t\t\tif ('prototype' in newType && newType.prototype.render) {\n\t\t\t\t\t// @ts-expect-error The check above verifies that newType is suppose to be constructed\n\t\t\t\t\tnewVNode._component = c = new newType(newProps, componentContext); // eslint-disable-line new-cap\n\t\t\t\t} else {\n\t\t\t\t\t// @ts-expect-error Trust me, Component implements the interface we want\n\t\t\t\t\tnewVNode._component = c = new BaseComponent(\n\t\t\t\t\t\tnewProps,\n\t\t\t\t\t\tcomponentContext\n\t\t\t\t\t);\n\t\t\t\t\tc.constructor = newType;\n\t\t\t\t\tc.render = doRender;\n\t\t\t\t}\n\t\t\t\tif (provider) provider.sub(c);\n\n\t\t\t\tc.props = newProps;\n\t\t\t\tif (!c.state) c.state = {};\n\t\t\t\tc.context = componentContext;\n\t\t\t\tc._globalContext = globalContext;\n\t\t\t\tisNew = c._dirty = true;\n\t\t\t\tc._renderCallbacks = [];\n\t\t\t\tc._stateCallbacks = [];\n\t\t\t}\n\n\t\t\t// Invoke getDerivedStateFromProps\n\t\t\tif (c._nextState == null) {\n\t\t\t\tc._nextState = c.state;\n\t\t\t}\n\n\t\t\tif (newType.getDerivedStateFromProps != null) {\n\t\t\t\tif (c._nextState == c.state) {\n\t\t\t\t\tc._nextState = assign({}, c._nextState);\n\t\t\t\t}\n\n\t\t\t\tassign(\n\t\t\t\t\tc._nextState,\n\t\t\t\t\tnewType.getDerivedStateFromProps(newProps, c._nextState)\n\t\t\t\t);\n\t\t\t}\n\n\t\t\toldProps = c.props;\n\t\t\toldState = c.state;\n\t\t\tc._vnode = newVNode;\n\n\t\t\t// Invoke pre-render lifecycle methods\n\t\t\tif (isNew) {\n\t\t\t\tif (\n\t\t\t\t\tnewType.getDerivedStateFromProps == null &&\n\t\t\t\t\tc.componentWillMount != null\n\t\t\t\t) {\n\t\t\t\t\tc.componentWillMount();\n\t\t\t\t}\n\n\t\t\t\tif (c.componentDidMount != null) {\n\t\t\t\t\tc._renderCallbacks.push(c.componentDidMount);\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\tif (\n\t\t\t\t\tnewType.getDerivedStateFromProps == null &&\n\t\t\t\t\tnewProps !== oldProps &&\n\t\t\t\t\tc.componentWillReceiveProps != null\n\t\t\t\t) {\n\t\t\t\t\tc.componentWillReceiveProps(newProps, componentContext);\n\t\t\t\t}\n\n\t\t\t\tif (\n\t\t\t\t\t!c._force &&\n\t\t\t\t\t((c.shouldComponentUpdate != null &&\n\t\t\t\t\t\tc.shouldComponentUpdate(\n\t\t\t\t\t\t\tnewProps,\n\t\t\t\t\t\t\tc._nextState,\n\t\t\t\t\t\t\tcomponentContext\n\t\t\t\t\t\t) === false) ||\n\t\t\t\t\t\tnewVNode._original === oldVNode._original)\n\t\t\t\t) {\n\t\t\t\t\t// More info about this here: https://gist.github.com/JoviDeCroock/bec5f2ce93544d2e6070ef8e0036e4e8\n\t\t\t\t\tif (newVNode._original !== oldVNode._original) {\n\t\t\t\t\t\t// When we are dealing with a bail because of sCU we have to update\n\t\t\t\t\t\t// the props, state and dirty-state.\n\t\t\t\t\t\t// when we are dealing with strict-equality we don't as the child could still\n\t\t\t\t\t\t// be dirtied see #3883\n\t\t\t\t\t\tc.props = newProps;\n\t\t\t\t\t\tc.state = c._nextState;\n\t\t\t\t\t\tc._dirty = false;\n\t\t\t\t\t}\n\n\t\t\t\t\tnewVNode._dom = oldVNode._dom;\n\t\t\t\t\tnewVNode._children = oldVNode._children;\n\t\t\t\t\tnewVNode._children.forEach(vnode => {\n\t\t\t\t\t\tif (vnode) vnode._parent = newVNode;\n\t\t\t\t\t});\n\n\t\t\t\t\tfor (let i = 0; i < c._stateCallbacks.length; i++) {\n\t\t\t\t\t\tc._renderCallbacks.push(c._stateCallbacks[i]);\n\t\t\t\t\t}\n\t\t\t\t\tc._stateCallbacks = [];\n\n\t\t\t\t\tif (c._renderCallbacks.length) {\n\t\t\t\t\t\tcommitQueue.push(c);\n\t\t\t\t\t}\n\n\t\t\t\t\tbreak outer;\n\t\t\t\t}\n\n\t\t\t\tif (c.componentWillUpdate != null) {\n\t\t\t\t\tc.componentWillUpdate(newProps, c._nextState, componentContext);\n\t\t\t\t}\n\n\t\t\t\tif (c.componentDidUpdate != null) {\n\t\t\t\t\tc._renderCallbacks.push(() => {\n\t\t\t\t\t\tc.componentDidUpdate(oldProps, oldState, snapshot);\n\t\t\t\t\t});\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tc.context = componentContext;\n\t\t\tc.props = newProps;\n\t\t\tc._parentDom = parentDom;\n\t\t\tc._force = false;\n\n\t\t\tlet renderHook = options._render,\n\t\t\t\tcount = 0;\n\t\t\tif ('prototype' in newType && newType.prototype.render) {\n\t\t\t\tc.state = c._nextState;\n\t\t\t\tc._dirty = false;\n\n\t\t\t\tif (renderHook) renderHook(newVNode);\n\n\t\t\t\ttmp = c.render(c.props, c.state, c.context);\n\n\t\t\t\tfor (let i = 0; i < c._stateCallbacks.length; i++) {\n\t\t\t\t\tc._renderCallbacks.push(c._stateCallbacks[i]);\n\t\t\t\t}\n\t\t\t\tc._stateCallbacks = [];\n\t\t\t} else {\n\t\t\t\tdo {\n\t\t\t\t\tc._dirty = false;\n\t\t\t\t\tif (renderHook) renderHook(newVNode);\n\n\t\t\t\t\ttmp = c.render(c.props, c.state, c.context);\n\n\t\t\t\t\t// Handle setState called in render, see #2553\n\t\t\t\t\tc.state = c._nextState;\n\t\t\t\t} while (c._dirty && ++count < 25);\n\t\t\t}\n\n\t\t\t// Handle setState called in render, see #2553\n\t\t\tc.state = c._nextState;\n\n\t\t\tif (c.getChildContext != null) {\n\t\t\t\tglobalContext = assign(assign({}, globalContext), c.getChildContext());\n\t\t\t}\n\n\t\t\tif (!isNew && c.getSnapshotBeforeUpdate != null) {\n\t\t\t\tsnapshot = c.getSnapshotBeforeUpdate(oldProps, oldState);\n\t\t\t}\n\n\t\t\tlet isTopLevelFragment =\n\t\t\t\ttmp != null && tmp.type === Fragment && tmp.key == null;\n\t\t\tlet renderResult = isTopLevelFragment ? tmp.props.children : tmp;\n\n\t\t\tdiffChildren(\n\t\t\t\tparentDom,\n\t\t\t\tisArray(renderResult) ? renderResult : [renderResult],\n\t\t\t\tnewVNode,\n\t\t\t\toldVNode,\n\t\t\t\tglobalContext,\n\t\t\t\tnamespace,\n\t\t\t\texcessDomChildren,\n\t\t\t\tcommitQueue,\n\t\t\t\toldDom,\n\t\t\t\tisHydrating,\n\t\t\t\trefQueue\n\t\t\t);\n\n\t\t\tc.base = newVNode._dom;\n\n\t\t\t// We successfully rendered this VNode, unset any stored hydration/bailout state:\n\t\t\tnewVNode._flags &= RESET_MODE;\n\n\t\t\tif (c._renderCallbacks.length) {\n\t\t\t\tcommitQueue.push(c);\n\t\t\t}\n\n\t\t\tif (clearProcessingException) {\n\t\t\t\tc._pendingError = c._processingException = null;\n\t\t\t}\n\t\t} catch (e) {\n\t\t\tnewVNode._original = null;\n\t\t\t// if hydrating or creating initial tree, bailout preserves DOM:\n\t\t\tif (isHydrating || excessDomChildren != null) {\n\t\t\t\tnewVNode._dom = oldDom;\n\t\t\t\tnewVNode._flags |= isHydrating\n\t\t\t\t\t? MODE_HYDRATE | MODE_SUSPENDED\n\t\t\t\t\t: MODE_HYDRATE;\n\t\t\t\texcessDomChildren[excessDomChildren.indexOf(oldDom)] = null;\n\t\t\t\t// ^ could possibly be simplified to:\n\t\t\t\t// excessDomChildren.length = 0;\n\t\t\t} else {\n\t\t\t\tnewVNode._dom = oldVNode._dom;\n\t\t\t\tnewVNode._children = oldVNode._children;\n\t\t\t}\n\t\t\toptions._catchError(e, newVNode, oldVNode);\n\t\t}\n\t} else if (\n\t\texcessDomChildren == null &&\n\t\tnewVNode._original === oldVNode._original\n\t) {\n\t\tnewVNode._children = oldVNode._children;\n\t\tnewVNode._dom = oldVNode._dom;\n\t} else {\n\t\tnewVNode._dom = diffElementNodes(\n\t\t\toldVNode._dom,\n\t\t\tnewVNode,\n\t\t\toldVNode,\n\t\t\tglobalContext,\n\t\t\tnamespace,\n\t\t\texcessDomChildren,\n\t\t\tcommitQueue,\n\t\t\tisHydrating,\n\t\t\trefQueue\n\t\t);\n\t}\n\n\tif ((tmp = options.diffed)) tmp(newVNode);\n}\n\n/**\n * @param {Array} commitQueue List of components\n * which have callbacks to invoke in commitRoot\n * @param {VNode} root\n */\nexport function commitRoot(commitQueue, root, refQueue) {\n\troot._nextDom = undefined;\n\n\tfor (let i = 0; i < refQueue.length; i++) {\n\t\tapplyRef(refQueue[i], refQueue[++i], refQueue[++i]);\n\t}\n\n\tif (options._commit) options._commit(root, commitQueue);\n\n\tcommitQueue.some(c => {\n\t\ttry {\n\t\t\t// @ts-expect-error Reuse the commitQueue variable here so the type changes\n\t\t\tcommitQueue = c._renderCallbacks;\n\t\t\tc._renderCallbacks = [];\n\t\t\tcommitQueue.some(cb => {\n\t\t\t\t// @ts-expect-error See above comment on commitQueue\n\t\t\t\tcb.call(c);\n\t\t\t});\n\t\t} catch (e) {\n\t\t\toptions._catchError(e, c._vnode);\n\t\t}\n\t});\n}\n\n/**\n * Diff two virtual nodes representing DOM element\n * @param {PreactElement} dom The DOM element representing the virtual nodes\n * being diffed\n * @param {VNode} newVNode The new virtual node\n * @param {VNode} oldVNode The old virtual node\n * @param {object} globalContext The current context object\n * @param {string} namespace Current namespace of the DOM node (HTML, SVG, or MathML)\n * @param {Array} excessDomChildren\n * @param {Array} commitQueue List of components which have callbacks\n * to invoke in commitRoot\n * @param {boolean} isHydrating Whether or not we are in hydration\n * @param {any[]} refQueue an array of elements needed to invoke refs\n * @returns {PreactElement}\n */\nfunction diffElementNodes(\n\tdom,\n\tnewVNode,\n\toldVNode,\n\tglobalContext,\n\tnamespace,\n\texcessDomChildren,\n\tcommitQueue,\n\tisHydrating,\n\trefQueue\n) {\n\tlet oldProps = oldVNode.props;\n\tlet newProps = newVNode.props;\n\tlet nodeType = /** @type {string} */ (newVNode.type);\n\t/** @type {any} */\n\tlet i;\n\t/** @type {{ __html?: string }} */\n\tlet newHtml;\n\t/** @type {{ __html?: string }} */\n\tlet oldHtml;\n\t/** @type {ComponentChildren} */\n\tlet newChildren;\n\tlet value;\n\tlet inputValue;\n\tlet checked;\n\n\t// Tracks entering and exiting namespaces when descending through the tree.\n\tif (nodeType === 'svg') namespace = 'http://www.w3.org/2000/svg';\n\telse if (nodeType === 'math')\n\t\tnamespace = 'http://www.w3.org/1998/Math/MathML';\n\telse if (!namespace) namespace = 'http://www.w3.org/1999/xhtml';\n\n\tif (excessDomChildren != null) {\n\t\tfor (i = 0; i < excessDomChildren.length; i++) {\n\t\t\tvalue = excessDomChildren[i];\n\n\t\t\t// if newVNode matches an element in excessDomChildren or the `dom`\n\t\t\t// argument matches an element in excessDomChildren, remove it from\n\t\t\t// excessDomChildren so it isn't later removed in diffChildren\n\t\t\tif (\n\t\t\t\tvalue &&\n\t\t\t\t'setAttribute' in value === !!nodeType &&\n\t\t\t\t(nodeType ? value.localName === nodeType : value.nodeType === 3)\n\t\t\t) {\n\t\t\t\tdom = value;\n\t\t\t\texcessDomChildren[i] = null;\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\t}\n\n\tif (dom == null) {\n\t\tif (nodeType === null) {\n\t\t\treturn document.createTextNode(newProps);\n\t\t}\n\n\t\tdom = document.createElementNS(\n\t\t\tnamespace,\n\t\t\tnodeType,\n\t\t\tnewProps.is && newProps\n\t\t);\n\n\t\t// we created a new parent, so none of the previously attached children can be reused:\n\t\texcessDomChildren = null;\n\t\t// we are creating a new node, so we can assume this is a new subtree (in\n\t\t// case we are hydrating), this deopts the hydrate\n\t\tisHydrating = false;\n\t}\n\n\tif (nodeType === null) {\n\t\t// During hydration, we still have to split merged text from SSR'd HTML.\n\t\tif (oldProps !== newProps && (!isHydrating || dom.data !== newProps)) {\n\t\t\tdom.data = newProps;\n\t\t}\n\t} else {\n\t\t// If excessDomChildren was not null, repopulate it with the current element's children:\n\t\texcessDomChildren = excessDomChildren && slice.call(dom.childNodes);\n\n\t\toldProps = oldVNode.props || EMPTY_OBJ;\n\n\t\t// If we are in a situation where we are not hydrating but are using\n\t\t// existing DOM (e.g. replaceNode) we should read the existing DOM\n\t\t// attributes to diff them\n\t\tif (!isHydrating && excessDomChildren != null) {\n\t\t\toldProps = {};\n\t\t\tfor (i = 0; i < dom.attributes.length; i++) {\n\t\t\t\tvalue = dom.attributes[i];\n\t\t\t\toldProps[value.name] = value.value;\n\t\t\t}\n\t\t}\n\n\t\tfor (i in oldProps) {\n\t\t\tvalue = oldProps[i];\n\t\t\tif (i == 'children') {\n\t\t\t} else if (i == 'dangerouslySetInnerHTML') {\n\t\t\t\toldHtml = value;\n\t\t\t} else if (i !== 'key' && !(i in newProps)) {\n\t\t\t\tif (\n\t\t\t\t\t(i == 'value' && 'defaultValue' in newProps) ||\n\t\t\t\t\t(i == 'checked' && 'defaultChecked' in newProps)\n\t\t\t\t) {\n\t\t\t\t\tcontinue;\n\t\t\t\t}\n\t\t\t\tsetProperty(dom, i, null, value, namespace);\n\t\t\t}\n\t\t}\n\n\t\t// During hydration, props are not diffed at all (including dangerouslySetInnerHTML)\n\t\t// @TODO we should warn in debug mode when props don't match here.\n\t\tfor (i in newProps) {\n\t\t\tvalue = newProps[i];\n\t\t\tif (i == 'children') {\n\t\t\t\tnewChildren = value;\n\t\t\t} else if (i == 'dangerouslySetInnerHTML') {\n\t\t\t\tnewHtml = value;\n\t\t\t} else if (i == 'value') {\n\t\t\t\tinputValue = value;\n\t\t\t} else if (i == 'checked') {\n\t\t\t\tchecked = value;\n\t\t\t} else if (\n\t\t\t\ti !== 'key' &&\n\t\t\t\t(!isHydrating || typeof value == 'function') &&\n\t\t\t\toldProps[i] !== value\n\t\t\t) {\n\t\t\t\tsetProperty(dom, i, value, oldProps[i], namespace);\n\t\t\t}\n\t\t}\n\n\t\t// If the new vnode didn't have dangerouslySetInnerHTML, diff its children\n\t\tif (newHtml) {\n\t\t\t// Avoid re-applying the same '__html' if it did not changed between re-render\n\t\t\tif (\n\t\t\t\t!isHydrating &&\n\t\t\t\t(!oldHtml ||\n\t\t\t\t\t(newHtml.__html !== oldHtml.__html &&\n\t\t\t\t\t\tnewHtml.__html !== dom.innerHTML))\n\t\t\t) {\n\t\t\t\tdom.innerHTML = newHtml.__html;\n\t\t\t}\n\n\t\t\tnewVNode._children = [];\n\t\t} else {\n\t\t\tif (oldHtml) dom.innerHTML = '';\n\n\t\t\tdiffChildren(\n\t\t\t\tdom,\n\t\t\t\tisArray(newChildren) ? newChildren : [newChildren],\n\t\t\t\tnewVNode,\n\t\t\t\toldVNode,\n\t\t\t\tglobalContext,\n\t\t\t\tnodeType === 'foreignObject'\n\t\t\t\t\t? 'http://www.w3.org/1999/xhtml'\n\t\t\t\t\t: namespace,\n\t\t\t\texcessDomChildren,\n\t\t\t\tcommitQueue,\n\t\t\t\texcessDomChildren\n\t\t\t\t\t? excessDomChildren[0]\n\t\t\t\t\t: oldVNode._children && getDomSibling(oldVNode, 0),\n\t\t\t\tisHydrating,\n\t\t\t\trefQueue\n\t\t\t);\n\n\t\t\t// Remove children that are not part of any vnode.\n\t\t\tif (excessDomChildren != null) {\n\t\t\t\tfor (i = excessDomChildren.length; i--; ) {\n\t\t\t\t\tif (excessDomChildren[i] != null) removeNode(excessDomChildren[i]);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// As above, don't diff props during hydration\n\t\tif (!isHydrating) {\n\t\t\ti = 'value';\n\t\t\tif (\n\t\t\t\tinputValue !== undefined &&\n\t\t\t\t// #2756 For the -element the initial value is 0,\n\t\t\t\t// despite the attribute not being present. When the attribute\n\t\t\t\t// is missing the progress bar is treated as indeterminate.\n\t\t\t\t// To fix that we'll always update it when it is 0 for progress elements\n\t\t\t\t(inputValue !== dom[i] ||\n\t\t\t\t\t(nodeType === 'progress' && !inputValue) ||\n\t\t\t\t\t// This is only for IE 11 to fix \n\tif (\n\t\ttype == 'select' &&\n\t\tnormalizedProps.multiple &&\n\t\tArray.isArray(normalizedProps.value)\n\t) {\n\t\t// forEach() always returns undefined, which we abuse here to unset the value prop.\n\t\tnormalizedProps.value = toChildArray(props.children).forEach(child => {\n\t\t\tchild.props.selected =\n\t\t\t\tnormalizedProps.value.indexOf(child.props.value) != -1;\n\t\t});\n\t}\n\n\t// Adding support for defaultValue in select tag\n\tif (type == 'select' && normalizedProps.defaultValue != null) {\n\t\tnormalizedProps.value = toChildArray(props.children).forEach(child => {\n\t\t\tif (normalizedProps.multiple) {\n\t\t\t\tchild.props.selected =\n\t\t\t\t\tnormalizedProps.defaultValue.indexOf(child.props.value) != -1;\n\t\t\t} else {\n\t\t\t\tchild.props.selected =\n\t\t\t\t\tnormalizedProps.defaultValue == child.props.value;\n\t\t\t}\n\t\t});\n\t}\n\n\tif (props.class && !props.className) {\n\t\tnormalizedProps.class = props.class;\n\t\tObject.defineProperty(\n\t\t\tnormalizedProps,\n\t\t\t'className',\n\t\t\tclassNameDescriptorNonEnumberable\n\t\t);\n\t} else if (props.className && !props.class) {\n\t\tnormalizedProps.class = normalizedProps.className = props.className;\n\t} else if (props.class && props.className) {\n\t\tnormalizedProps.class = normalizedProps.className = props.className;\n\t}\n\n\tvnode.props = normalizedProps;\n}\n\nlet oldVNodeHook = options.vnode;\noptions.vnode = vnode => {\n\t// only normalize props on Element nodes\n\tif (typeof vnode.type === 'string') {\n\t\thandleDomVNode(vnode);\n\t}\n\n\tvnode.$$typeof = REACT_ELEMENT_TYPE;\n\n\tif (oldVNodeHook) oldVNodeHook(vnode);\n};\n\n// Only needed for react-relay\nlet currentComponent;\nconst oldBeforeRender = options._render;\noptions._render = function (vnode) {\n\tif (oldBeforeRender) {\n\t\toldBeforeRender(vnode);\n\t}\n\tcurrentComponent = vnode._component;\n};\n\nconst oldDiffed = options.diffed;\n/** @type {(vnode: import('./internal').VNode) => void} */\noptions.diffed = function (vnode) {\n\tif (oldDiffed) {\n\t\toldDiffed(vnode);\n\t}\n\n\tconst props = vnode.props;\n\tconst dom = vnode._dom;\n\n\tif (\n\t\tdom != null &&\n\t\tvnode.type === 'textarea' &&\n\t\t'value' in props &&\n\t\tprops.value !== dom.value\n\t) {\n\t\tdom.value = props.value == null ? '' : props.value;\n\t}\n\n\tcurrentComponent = null;\n};\n\n// This is a very very private internal function for React it\n// is used to sort-of do runtime dependency injection.\nexport const __SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED = {\n\tReactCurrentDispatcher: {\n\t\tcurrent: {\n\t\t\treadContext(context) {\n\t\t\t\treturn currentComponent._globalContext[context._id].props.value;\n\t\t\t},\n\t\t\tuseCallback,\n\t\t\tuseContext,\n\t\t\tuseDebugValue,\n\t\t\tuseDeferredValue,\n\t\t\tuseEffect,\n\t\t\tuseId,\n\t\t\tuseImperativeHandle,\n\t\t\tuseInsertionEffect,\n\t\t\tuseLayoutEffect,\n\t\t\tuseMemo,\n\t\t\t// useMutableSource, // experimental-only and replaced by uSES, likely not worth supporting\n\t\t\tuseReducer,\n\t\t\tuseRef,\n\t\t\tuseState,\n\t\t\tuseSyncExternalStore,\n\t\t\tuseTransition\n\t\t}\n\t}\n};\n", "import {\n\tcreateElement,\n\trender as preactRender,\n\tcloneElement as preactCloneElement,\n\tcreateRef,\n\tComponent,\n\tcreateContext,\n\tFragment\n} from 'preact';\nimport {\n\tuseState,\n\tuseId,\n\tuseReducer,\n\tuseEffect,\n\tuseLayoutEffect,\n\tuseRef,\n\tuseImperativeHandle,\n\tuseMemo,\n\tuseCallback,\n\tuseContext,\n\tuseDebugValue\n} from 'preact/hooks';\nimport { PureComponent } from './PureComponent';\nimport { memo } from './memo';\nimport { forwardRef } from './forwardRef';\nimport { Children } from './Children';\nimport { Suspense, lazy } from './suspense';\nimport { SuspenseList } from './suspense-list';\nimport { createPortal } from './portals';\nimport { is } from './util';\nimport {\n\thydrate,\n\trender,\n\tREACT_ELEMENT_TYPE,\n\t__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED\n} from './render';\n\nconst version = '17.0.2'; // trick libraries to think we are react\n\n/**\n * Legacy version of createElement.\n * @param {import('./internal').VNode[\"type\"]} type The node name or Component constructor\n */\nfunction createFactory(type) {\n\treturn createElement.bind(null, type);\n}\n\n/**\n * Check if the passed element is a valid (p)react node.\n * @param {*} element The element to check\n * @returns {boolean}\n */\nfunction isValidElement(element) {\n\treturn !!element && element.$$typeof === REACT_ELEMENT_TYPE;\n}\n\n/**\n * Check if the passed element is a Fragment node.\n * @param {*} element The element to check\n * @returns {boolean}\n */\nfunction isFragment(element) {\n\treturn isValidElement(element) && element.type === Fragment;\n}\n\n/**\n * Check if the passed element is a Memo node.\n * @param {*} element The element to check\n * @returns {boolean}\n */\nfunction isMemo(element) {\n\treturn (\n\t\t!!element &&\n\t\t!!element.displayName &&\n\t\t(typeof element.displayName === 'string' ||\n\t\t\telement.displayName instanceof String) &&\n\t\telement.displayName.startsWith('Memo(')\n\t);\n}\n\n/**\n * Wrap `cloneElement` to abort if the passed element is not a valid element and apply\n * all vnode normalizations.\n * @param {import('./internal').VNode} element The vnode to clone\n * @param {object} props Props to add when cloning\n * @param {Array} rest Optional component children\n */\nfunction cloneElement(element) {\n\tif (!isValidElement(element)) return element;\n\treturn preactCloneElement.apply(null, arguments);\n}\n\n/**\n * Remove a component tree from the DOM, including state and event handlers.\n * @param {import('./internal').PreactElement} container\n * @returns {boolean}\n */\nfunction unmountComponentAtNode(container) {\n\tif (container._children) {\n\t\tpreactRender(null, container);\n\t\treturn true;\n\t}\n\treturn false;\n}\n\n/**\n * Get the matching DOM node for a component\n * @param {import('./internal').Component} component\n * @returns {import('./internal').PreactElement | null}\n */\nfunction findDOMNode(component) {\n\treturn (\n\t\t(component &&\n\t\t\t(component.base || (component.nodeType === 1 && component))) ||\n\t\tnull\n\t);\n}\n\n/**\n * Deprecated way to control batched rendering inside the reconciler, but we\n * already schedule in batches inside our rendering code\n * @template Arg\n * @param {(arg: Arg) => void} callback function that triggers the updated\n * @param {Arg} [arg] Optional argument that can be passed to the callback\n */\n// eslint-disable-next-line camelcase\nconst unstable_batchedUpdates = (callback, arg) => callback(arg);\n\n/**\n * In React, `flushSync` flushes the entire tree and forces a rerender. It's\n * implmented here as a no-op.\n * @template Arg\n * @template Result\n * @param {(arg: Arg) => Result} callback function that runs before the flush\n * @param {Arg} [arg] Optional argument that can be passed to the callback\n * @returns\n */\nconst flushSync = (callback, arg) => callback(arg);\n\n/**\n * Strict Mode is not implemented in Preact, so we provide a stand-in for it\n * that just renders its children without imposing any restrictions.\n */\nconst StrictMode = Fragment;\n\nexport function startTransition(cb) {\n\tcb();\n}\n\nexport function useDeferredValue(val) {\n\treturn val;\n}\n\nexport function useTransition() {\n\treturn [false, startTransition];\n}\n\n// TODO: in theory this should be done after a VNode is diffed as we want to insert\n// styles/... before it attaches\nexport const useInsertionEffect = useLayoutEffect;\n\n// compat to react-is\nexport const isElement = isValidElement;\n\n/**\n * This is taken from https://github.com/facebook/react/blob/main/packages/use-sync-external-store/src/useSyncExternalStoreShimClient.js#L84\n * on a high level this cuts out the warnings, ... and attempts a smaller implementation\n * @typedef {{ _value: any; _getSnapshot: () => any }} Store\n */\nexport function useSyncExternalStore(subscribe, getSnapshot) {\n\tconst value = getSnapshot();\n\n\t/**\n\t * @typedef {{ _instance: Store }} StoreRef\n\t * @type {[StoreRef, (store: StoreRef) => void]}\n\t */\n\tconst [{ _instance }, forceUpdate] = useState({\n\t\t_instance: { _value: value, _getSnapshot: getSnapshot }\n\t});\n\n\tuseLayoutEffect(() => {\n\t\t_instance._value = value;\n\t\t_instance._getSnapshot = getSnapshot;\n\n\t\tif (didSnapshotChange(_instance)) {\n\t\t\tforceUpdate({ _instance });\n\t\t}\n\t}, [subscribe, value, getSnapshot]);\n\n\tuseEffect(() => {\n\t\tif (didSnapshotChange(_instance)) {\n\t\t\tforceUpdate({ _instance });\n\t\t}\n\n\t\treturn subscribe(() => {\n\t\t\tif (didSnapshotChange(_instance)) {\n\t\t\t\tforceUpdate({ _instance });\n\t\t\t}\n\t\t});\n\t}, [subscribe]);\n\n\treturn value;\n}\n\n/** @type {(inst: Store) => boolean} */\nfunction didSnapshotChange(inst) {\n\tconst latestGetSnapshot = inst._getSnapshot;\n\tconst prevValue = inst._value;\n\ttry {\n\t\tconst nextValue = latestGetSnapshot();\n\t\treturn !is(prevValue, nextValue);\n\t} catch (error) {\n\t\treturn true;\n\t}\n}\n\nexport * from 'preact/hooks';\nexport {\n\tversion,\n\tChildren,\n\trender,\n\thydrate,\n\tunmountComponentAtNode,\n\tcreatePortal,\n\tcreateElement,\n\tcreateContext,\n\tcreateFactory,\n\tcloneElement,\n\tcreateRef,\n\tFragment,\n\tisValidElement,\n\tisFragment,\n\tisMemo,\n\tfindDOMNode,\n\tComponent,\n\tPureComponent,\n\tmemo,\n\tforwardRef,\n\tflushSync,\n\t// eslint-disable-next-line camelcase\n\tunstable_batchedUpdates,\n\tStrictMode,\n\tSuspense,\n\tSuspenseList,\n\tlazy,\n\t__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED\n};\n\n// React copies the named exports to the default one.\nexport default {\n\tuseState,\n\tuseId,\n\tuseReducer,\n\tuseEffect,\n\tuseLayoutEffect,\n\tuseInsertionEffect,\n\tuseTransition,\n\tuseDeferredValue,\n\tuseSyncExternalStore,\n\tstartTransition,\n\tuseRef,\n\tuseImperativeHandle,\n\tuseMemo,\n\tuseCallback,\n\tuseContext,\n\tuseDebugValue,\n\tversion,\n\tChildren,\n\trender,\n\thydrate,\n\tunmountComponentAtNode,\n\tcreatePortal,\n\tcreateElement,\n\tcreateContext,\n\tcreateFactory,\n\tcloneElement,\n\tcreateRef,\n\tFragment,\n\tisValidElement,\n\tisElement,\n\tisFragment,\n\tisMemo,\n\tfindDOMNode,\n\tComponent,\n\tPureComponent,\n\tmemo,\n\tforwardRef,\n\tflushSync,\n\tunstable_batchedUpdates,\n\tStrictMode,\n\tSuspense,\n\tSuspenseList,\n\tlazy,\n\t__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED\n};\n", "/**\n * @license React\n * use-sync-external-store-shim.development.js\n *\n * Copyright (c) Facebook, Inc. and its affiliates.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n */\n\n'use strict';\n\nif (process.env.NODE_ENV !== \"production\") {\n (function() {\n\n 'use strict';\n\n/* global __REACT_DEVTOOLS_GLOBAL_HOOK__ */\nif (\n typeof __REACT_DEVTOOLS_GLOBAL_HOOK__ !== 'undefined' &&\n typeof __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStart ===\n 'function'\n) {\n __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStart(new Error());\n}\n var React = require('react');\n\nvar ReactSharedInternals = React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED;\n\nfunction error(format) {\n {\n {\n for (var _len2 = arguments.length, args = new Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) {\n args[_key2 - 1] = arguments[_key2];\n }\n\n printWarning('error', format, args);\n }\n }\n}\n\nfunction printWarning(level, format, args) {\n // When changing this logic, you might want to also\n // update consoleWithStackDev.www.js as well.\n {\n var ReactDebugCurrentFrame = ReactSharedInternals.ReactDebugCurrentFrame;\n var stack = ReactDebugCurrentFrame.getStackAddendum();\n\n if (stack !== '') {\n format += '%s';\n args = args.concat([stack]);\n } // eslint-disable-next-line react-internal/safe-string-coercion\n\n\n var argsWithFormat = args.map(function (item) {\n return String(item);\n }); // Careful: RN currently depends on this prefix\n\n argsWithFormat.unshift('Warning: ' + format); // We intentionally don't use spread (or .apply) directly because it\n // breaks IE9: https://github.com/facebook/react/issues/13610\n // eslint-disable-next-line react-internal/no-production-logging\n\n Function.prototype.apply.call(console[level], console, argsWithFormat);\n }\n}\n\n/**\n * inlined Object.is polyfill to avoid requiring consumers ship their own\n * https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/is\n */\nfunction is(x, y) {\n return x === y && (x !== 0 || 1 / x === 1 / y) || x !== x && y !== y // eslint-disable-line no-self-compare\n ;\n}\n\nvar objectIs = typeof Object.is === 'function' ? Object.is : is;\n\n// dispatch for CommonJS interop named imports.\n\nvar useState = React.useState,\n useEffect = React.useEffect,\n useLayoutEffect = React.useLayoutEffect,\n useDebugValue = React.useDebugValue;\nvar didWarnOld18Alpha = false;\nvar didWarnUncachedGetSnapshot = false; // Disclaimer: This shim breaks many of the rules of React, and only works\n// because of a very particular set of implementation details and assumptions\n// -- change any one of them and it will break. The most important assumption\n// is that updates are always synchronous, because concurrent rendering is\n// only available in versions of React that also have a built-in\n// useSyncExternalStore API. And we only use this shim when the built-in API\n// does not exist.\n//\n// Do not assume that the clever hacks used by this hook also work in general.\n// The point of this shim is to replace the need for hacks by other libraries.\n\nfunction useSyncExternalStore(subscribe, getSnapshot, // Note: The shim does not use getServerSnapshot, because pre-18 versions of\n// React do not expose a way to check if we're hydrating. So users of the shim\n// will need to track that themselves and return the correct value\n// from `getSnapshot`.\ngetServerSnapshot) {\n {\n if (!didWarnOld18Alpha) {\n if (React.startTransition !== undefined) {\n didWarnOld18Alpha = true;\n\n error('You are using an outdated, pre-release alpha of React 18 that ' + 'does not support useSyncExternalStore. The ' + 'use-sync-external-store shim will not work correctly. Upgrade ' + 'to a newer pre-release.');\n }\n }\n } // Read the current snapshot from the store on every render. Again, this\n // breaks the rules of React, and only works here because of specific\n // implementation details, most importantly that updates are\n // always synchronous.\n\n\n var value = getSnapshot();\n\n {\n if (!didWarnUncachedGetSnapshot) {\n var cachedValue = getSnapshot();\n\n if (!objectIs(value, cachedValue)) {\n error('The result of getSnapshot should be cached to avoid an infinite loop');\n\n didWarnUncachedGetSnapshot = true;\n }\n }\n } // Because updates are synchronous, we don't queue them. Instead we force a\n // re-render whenever the subscribed state changes by updating an some\n // arbitrary useState hook. Then, during render, we call getSnapshot to read\n // the current value.\n //\n // Because we don't actually use the state returned by the useState hook, we\n // can save a bit of memory by storing other stuff in that slot.\n //\n // To implement the early bailout, we need to track some things on a mutable\n // object. Usually, we would put that in a useRef hook, but we can stash it in\n // our useState hook instead.\n //\n // To force a re-render, we call forceUpdate({inst}). That works because the\n // new object always fails an equality check.\n\n\n var _useState = useState({\n inst: {\n value: value,\n getSnapshot: getSnapshot\n }\n }),\n inst = _useState[0].inst,\n forceUpdate = _useState[1]; // Track the latest getSnapshot function with a ref. This needs to be updated\n // in the layout phase so we can access it during the tearing check that\n // happens on subscribe.\n\n\n useLayoutEffect(function () {\n inst.value = value;\n inst.getSnapshot = getSnapshot; // Whenever getSnapshot or subscribe changes, we need to check in the\n // commit phase if there was an interleaved mutation. In concurrent mode\n // this can happen all the time, but even in synchronous mode, an earlier\n // effect may have mutated the store.\n\n if (checkIfSnapshotChanged(inst)) {\n // Force a re-render.\n forceUpdate({\n inst: inst\n });\n }\n }, [subscribe, value, getSnapshot]);\n useEffect(function () {\n // Check for changes right before subscribing. Subsequent changes will be\n // detected in the subscription handler.\n if (checkIfSnapshotChanged(inst)) {\n // Force a re-render.\n forceUpdate({\n inst: inst\n });\n }\n\n var handleStoreChange = function () {\n // TODO: Because there is no cross-renderer API for batching updates, it's\n // up to the consumer of this library to wrap their subscription event\n // with unstable_batchedUpdates. Should we try to detect when this isn't\n // the case and print a warning in development?\n // The store changed. Check if the snapshot changed since the last time we\n // read from the store.\n if (checkIfSnapshotChanged(inst)) {\n // Force a re-render.\n forceUpdate({\n inst: inst\n });\n }\n }; // Subscribe to the store and return a clean-up function.\n\n\n return subscribe(handleStoreChange);\n }, [subscribe]);\n useDebugValue(value);\n return value;\n}\n\nfunction checkIfSnapshotChanged(inst) {\n var latestGetSnapshot = inst.getSnapshot;\n var prevValue = inst.value;\n\n try {\n var nextValue = latestGetSnapshot();\n return !objectIs(prevValue, nextValue);\n } catch (error) {\n return true;\n }\n}\n\nfunction useSyncExternalStore$1(subscribe, getSnapshot, getServerSnapshot) {\n // Note: The shim does not use getServerSnapshot, because pre-18 versions of\n // React do not expose a way to check if we're hydrating. So users of the shim\n // will need to track that themselves and return the correct value\n // from `getSnapshot`.\n return getSnapshot();\n}\n\nvar canUseDOM = !!(typeof window !== 'undefined' && typeof window.document !== 'undefined' && typeof window.document.createElement !== 'undefined');\n\nvar isServerEnvironment = !canUseDOM;\n\nvar shim = isServerEnvironment ? useSyncExternalStore$1 : useSyncExternalStore;\nvar useSyncExternalStore$2 = React.useSyncExternalStore !== undefined ? React.useSyncExternalStore : shim;\n\nexports.useSyncExternalStore = useSyncExternalStore$2;\n /* global __REACT_DEVTOOLS_GLOBAL_HOOK__ */\nif (\n typeof __REACT_DEVTOOLS_GLOBAL_HOOK__ !== 'undefined' &&\n typeof __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStop ===\n 'function'\n) {\n __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStop(new Error());\n}\n \n })();\n}\n", "'use strict';\n\nif (process.env.NODE_ENV === 'production') {\n module.exports = require('../cjs/use-sync-external-store-shim.production.min.js');\n} else {\n module.exports = require('../cjs/use-sync-external-store-shim.development.js');\n}\n", "", "(function (global, factory) {\n\ttypeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('./empty')) :\n\ttypeof define === 'function' && define.amd ? define(['exports', './empty'], factory) :\n\t(factory((global.jsondiffpatch = {}),global.chalk));\n}(this, (function (exports,chalk) { 'use strict';\n\nchalk = chalk && chalk.hasOwnProperty('default') ? chalk['default'] : chalk;\n\nvar _typeof = typeof Symbol === \"function\" && typeof Symbol.iterator === \"symbol\" ? function (obj) {\n return typeof obj;\n} : function (obj) {\n return obj && typeof Symbol === \"function\" && obj.constructor === Symbol && obj !== Symbol.prototype ? \"symbol\" : typeof obj;\n};\n\n\n\n\n\n\n\n\n\n\n\nvar classCallCheck = function (instance, Constructor) {\n if (!(instance instanceof Constructor)) {\n throw new TypeError(\"Cannot call a class as a function\");\n }\n};\n\nvar createClass = function () {\n function defineProperties(target, props) {\n for (var i = 0; i < props.length; i++) {\n var descriptor = props[i];\n descriptor.enumerable = descriptor.enumerable || false;\n descriptor.configurable = true;\n if (\"value\" in descriptor) descriptor.writable = true;\n Object.defineProperty(target, descriptor.key, descriptor);\n }\n }\n\n return function (Constructor, protoProps, staticProps) {\n if (protoProps) defineProperties(Constructor.prototype, protoProps);\n if (staticProps) defineProperties(Constructor, staticProps);\n return Constructor;\n };\n}();\n\n\n\n\n\n\n\nvar get = function get(object, property, receiver) {\n if (object === null) object = Function.prototype;\n var desc = Object.getOwnPropertyDescriptor(object, property);\n\n if (desc === undefined) {\n var parent = Object.getPrototypeOf(object);\n\n if (parent === null) {\n return undefined;\n } else {\n return get(parent, property, receiver);\n }\n } else if (\"value\" in desc) {\n return desc.value;\n } else {\n var getter = desc.get;\n\n if (getter === undefined) {\n return undefined;\n }\n\n return getter.call(receiver);\n }\n};\n\nvar inherits = function (subClass, superClass) {\n if (typeof superClass !== \"function\" && superClass !== null) {\n throw new TypeError(\"Super expression must either be null or a function, not \" + typeof superClass);\n }\n\n subClass.prototype = Object.create(superClass && superClass.prototype, {\n constructor: {\n value: subClass,\n enumerable: false,\n writable: true,\n configurable: true\n }\n });\n if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass;\n};\n\n\n\n\n\n\n\n\n\n\n\nvar possibleConstructorReturn = function (self, call) {\n if (!self) {\n throw new ReferenceError(\"this hasn't been initialised - super() hasn't been called\");\n }\n\n return call && (typeof call === \"object\" || typeof call === \"function\") ? call : self;\n};\n\n\n\n\n\nvar slicedToArray = function () {\n function sliceIterator(arr, i) {\n var _arr = [];\n var _n = true;\n var _d = false;\n var _e = undefined;\n\n try {\n for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {\n _arr.push(_s.value);\n\n if (i && _arr.length === i) break;\n }\n } catch (err) {\n _d = true;\n _e = err;\n } finally {\n try {\n if (!_n && _i[\"return\"]) _i[\"return\"]();\n } finally {\n if (_d) throw _e;\n }\n }\n\n return _arr;\n }\n\n return function (arr, i) {\n if (Array.isArray(arr)) {\n return arr;\n } else if (Symbol.iterator in Object(arr)) {\n return sliceIterator(arr, i);\n } else {\n throw new TypeError(\"Invalid attempt to destructure non-iterable instance\");\n }\n };\n}();\n\n\n\n\n\n\n\n\n\n\n\n\n\nvar toConsumableArray = function (arr) {\n if (Array.isArray(arr)) {\n for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) arr2[i] = arr[i];\n\n return arr2;\n } else {\n return Array.from(arr);\n }\n};\n\nvar Processor = function () {\n function Processor(options) {\n classCallCheck(this, Processor);\n\n this.selfOptions = options || {};\n this.pipes = {};\n }\n\n createClass(Processor, [{\n key: 'options',\n value: function options(_options) {\n if (_options) {\n this.selfOptions = _options;\n }\n return this.selfOptions;\n }\n }, {\n key: 'pipe',\n value: function pipe(name, pipeArg) {\n var pipe = pipeArg;\n if (typeof name === 'string') {\n if (typeof pipe === 'undefined') {\n return this.pipes[name];\n } else {\n this.pipes[name] = pipe;\n }\n }\n if (name && name.name) {\n pipe = name;\n if (pipe.processor === this) {\n return pipe;\n }\n this.pipes[pipe.name] = pipe;\n }\n pipe.processor = this;\n return pipe;\n }\n }, {\n key: 'process',\n value: function process(input, pipe) {\n var context = input;\n context.options = this.options();\n var nextPipe = pipe || input.pipe || 'default';\n var lastPipe = void 0;\n var lastContext = void 0;\n while (nextPipe) {\n if (typeof context.nextAfterChildren !== 'undefined') {\n // children processed and coming back to parent\n context.next = context.nextAfterChildren;\n context.nextAfterChildren = null;\n }\n\n if (typeof nextPipe === 'string') {\n nextPipe = this.pipe(nextPipe);\n }\n nextPipe.process(context);\n lastContext = context;\n lastPipe = nextPipe;\n nextPipe = null;\n if (context) {\n if (context.next) {\n context = context.next;\n nextPipe = lastContext.nextPipe || context.pipe || lastPipe;\n }\n }\n }\n return context.hasResult ? context.result : undefined;\n }\n }]);\n return Processor;\n}();\n\nvar Pipe = function () {\n function Pipe(name) {\n classCallCheck(this, Pipe);\n\n this.name = name;\n this.filters = [];\n }\n\n createClass(Pipe, [{\n key: 'process',\n value: function process(input) {\n if (!this.processor) {\n throw new Error('add this pipe to a processor before using it');\n }\n var debug = this.debug;\n var length = this.filters.length;\n var context = input;\n for (var index = 0; index < length; index++) {\n var filter = this.filters[index];\n if (debug) {\n this.log('filter: ' + filter.filterName);\n }\n filter(context);\n if ((typeof context === 'undefined' ? 'undefined' : _typeof(context)) === 'object' && context.exiting) {\n context.exiting = false;\n break;\n }\n }\n if (!context.next && this.resultCheck) {\n this.resultCheck(context);\n }\n }\n }, {\n key: 'log',\n value: function log(msg) {\n console.log('[jsondiffpatch] ' + this.name + ' pipe, ' + msg);\n }\n }, {\n key: 'append',\n value: function append() {\n var _filters;\n\n (_filters = this.filters).push.apply(_filters, arguments);\n return this;\n }\n }, {\n key: 'prepend',\n value: function prepend() {\n var _filters2;\n\n (_filters2 = this.filters).unshift.apply(_filters2, arguments);\n return this;\n }\n }, {\n key: 'indexOf',\n value: function indexOf(filterName) {\n if (!filterName) {\n throw new Error('a filter name is required');\n }\n for (var index = 0; index < this.filters.length; index++) {\n var filter = this.filters[index];\n if (filter.filterName === filterName) {\n return index;\n }\n }\n throw new Error('filter not found: ' + filterName);\n }\n }, {\n key: 'list',\n value: function list() {\n return this.filters.map(function (f) {\n return f.filterName;\n });\n }\n }, {\n key: 'after',\n value: function after(filterName) {\n var index = this.indexOf(filterName);\n var params = Array.prototype.slice.call(arguments, 1);\n if (!params.length) {\n throw new Error('a filter is required');\n }\n params.unshift(index + 1, 0);\n Array.prototype.splice.apply(this.filters, params);\n return this;\n }\n }, {\n key: 'before',\n value: function before(filterName) {\n var index = this.indexOf(filterName);\n var params = Array.prototype.slice.call(arguments, 1);\n if (!params.length) {\n throw new Error('a filter is required');\n }\n params.unshift(index, 0);\n Array.prototype.splice.apply(this.filters, params);\n return this;\n }\n }, {\n key: 'replace',\n value: function replace(filterName) {\n var index = this.indexOf(filterName);\n var params = Array.prototype.slice.call(arguments, 1);\n if (!params.length) {\n throw new Error('a filter is required');\n }\n params.unshift(index, 1);\n Array.prototype.splice.apply(this.filters, params);\n return this;\n }\n }, {\n key: 'remove',\n value: function remove(filterName) {\n var index = this.indexOf(filterName);\n this.filters.splice(index, 1);\n return this;\n }\n }, {\n key: 'clear',\n value: function clear() {\n this.filters.length = 0;\n return this;\n }\n }, {\n key: 'shouldHaveResult',\n value: function shouldHaveResult(should) {\n if (should === false) {\n this.resultCheck = null;\n return;\n }\n if (this.resultCheck) {\n return;\n }\n var pipe = this;\n this.resultCheck = function (context) {\n if (!context.hasResult) {\n console.log(context);\n var error = new Error(pipe.name + ' failed');\n error.noResult = true;\n throw error;\n }\n };\n return this;\n }\n }]);\n return Pipe;\n}();\n\nvar Context = function () {\n function Context() {\n classCallCheck(this, Context);\n }\n\n createClass(Context, [{\n key: 'setResult',\n value: function setResult(result) {\n this.result = result;\n this.hasResult = true;\n return this;\n }\n }, {\n key: 'exit',\n value: function exit() {\n this.exiting = true;\n return this;\n }\n }, {\n key: 'switchTo',\n value: function switchTo(next, pipe) {\n if (typeof next === 'string' || next instanceof Pipe) {\n this.nextPipe = next;\n } else {\n this.next = next;\n if (pipe) {\n this.nextPipe = pipe;\n }\n }\n return this;\n }\n }, {\n key: 'push',\n value: function push(child, name) {\n child.parent = this;\n if (typeof name !== 'undefined') {\n child.childName = name;\n }\n child.root = this.root || this;\n child.options = child.options || this.options;\n if (!this.children) {\n this.children = [child];\n this.nextAfterChildren = this.next || null;\n this.next = child;\n } else {\n this.children[this.children.length - 1].next = child;\n this.children.push(child);\n }\n child.next = this;\n return this;\n }\n }]);\n return Context;\n}();\n\nvar isArray = typeof Array.isArray === 'function' ? Array.isArray : function (a) {\n return a instanceof Array;\n};\n\nfunction cloneRegExp(re) {\n var regexMatch = /^\\/(.*)\\/([gimyu]*)$/.exec(re.toString());\n return new RegExp(regexMatch[1], regexMatch[2]);\n}\n\nfunction clone(arg) {\n if ((typeof arg === 'undefined' ? 'undefined' : _typeof(arg)) !== 'object') {\n return arg;\n }\n if (arg === null) {\n return null;\n }\n if (isArray(arg)) {\n return arg.map(clone);\n }\n if (arg instanceof Date) {\n return new Date(arg.getTime());\n }\n if (arg instanceof RegExp) {\n return cloneRegExp(arg);\n }\n var cloned = {};\n for (var name in arg) {\n if (Object.prototype.hasOwnProperty.call(arg, name)) {\n cloned[name] = clone(arg[name]);\n }\n }\n return cloned;\n}\n\nvar DiffContext = function (_Context) {\n inherits(DiffContext, _Context);\n\n function DiffContext(left, right) {\n classCallCheck(this, DiffContext);\n\n var _this = possibleConstructorReturn(this, (DiffContext.__proto__ || Object.getPrototypeOf(DiffContext)).call(this));\n\n _this.left = left;\n _this.right = right;\n _this.pipe = 'diff';\n return _this;\n }\n\n createClass(DiffContext, [{\n key: 'setResult',\n value: function setResult(result) {\n if (this.options.cloneDiffValues && (typeof result === 'undefined' ? 'undefined' : _typeof(result)) === 'object') {\n var clone$$1 = typeof this.options.cloneDiffValues === 'function' ? this.options.cloneDiffValues : clone;\n if (_typeof(result[0]) === 'object') {\n result[0] = clone$$1(result[0]);\n }\n if (_typeof(result[1]) === 'object') {\n result[1] = clone$$1(result[1]);\n }\n }\n return Context.prototype.setResult.apply(this, arguments);\n }\n }]);\n return DiffContext;\n}(Context);\n\nvar PatchContext = function (_Context) {\n inherits(PatchContext, _Context);\n\n function PatchContext(left, delta) {\n classCallCheck(this, PatchContext);\n\n var _this = possibleConstructorReturn(this, (PatchContext.__proto__ || Object.getPrototypeOf(PatchContext)).call(this));\n\n _this.left = left;\n _this.delta = delta;\n _this.pipe = 'patch';\n return _this;\n }\n\n return PatchContext;\n}(Context);\n\nvar ReverseContext = function (_Context) {\n inherits(ReverseContext, _Context);\n\n function ReverseContext(delta) {\n classCallCheck(this, ReverseContext);\n\n var _this = possibleConstructorReturn(this, (ReverseContext.__proto__ || Object.getPrototypeOf(ReverseContext)).call(this));\n\n _this.delta = delta;\n _this.pipe = 'reverse';\n return _this;\n }\n\n return ReverseContext;\n}(Context);\n\nvar isArray$1 = typeof Array.isArray === 'function' ? Array.isArray : function (a) {\n return a instanceof Array;\n};\n\nvar diffFilter = function trivialMatchesDiffFilter(context) {\n if (context.left === context.right) {\n context.setResult(undefined).exit();\n return;\n }\n if (typeof context.left === 'undefined') {\n if (typeof context.right === 'function') {\n throw new Error('functions are not supported');\n }\n context.setResult([context.right]).exit();\n return;\n }\n if (typeof context.right === 'undefined') {\n context.setResult([context.left, 0, 0]).exit();\n return;\n }\n if (typeof context.left === 'function' || typeof context.right === 'function') {\n throw new Error('functions are not supported');\n }\n context.leftType = context.left === null ? 'null' : _typeof(context.left);\n context.rightType = context.right === null ? 'null' : _typeof(context.right);\n if (context.leftType !== context.rightType) {\n context.setResult([context.left, context.right]).exit();\n return;\n }\n if (context.leftType === 'boolean' || context.leftType === 'number') {\n context.setResult([context.left, context.right]).exit();\n return;\n }\n if (context.leftType === 'object') {\n context.leftIsArray = isArray$1(context.left);\n }\n if (context.rightType === 'object') {\n context.rightIsArray = isArray$1(context.right);\n }\n if (context.leftIsArray !== context.rightIsArray) {\n context.setResult([context.left, context.right]).exit();\n return;\n }\n\n if (context.left instanceof RegExp) {\n if (context.right instanceof RegExp) {\n context.setResult([context.left.toString(), context.right.toString()]).exit();\n } else {\n context.setResult([context.left, context.right]).exit();\n }\n }\n};\ndiffFilter.filterName = 'trivial';\n\nvar patchFilter = function trivialMatchesPatchFilter(context) {\n if (typeof context.delta === 'undefined') {\n context.setResult(context.left).exit();\n return;\n }\n context.nested = !isArray$1(context.delta);\n if (context.nested) {\n return;\n }\n if (context.delta.length === 1) {\n context.setResult(context.delta[0]).exit();\n return;\n }\n if (context.delta.length === 2) {\n if (context.left instanceof RegExp) {\n var regexArgs = /^\\/(.*)\\/([gimyu]+)$/.exec(context.delta[1]);\n if (regexArgs) {\n context.setResult(new RegExp(regexArgs[1], regexArgs[2])).exit();\n return;\n }\n }\n context.setResult(context.delta[1]).exit();\n return;\n }\n if (context.delta.length === 3 && context.delta[2] === 0) {\n context.setResult(undefined).exit();\n }\n};\npatchFilter.filterName = 'trivial';\n\nvar reverseFilter = function trivialReferseFilter(context) {\n if (typeof context.delta === 'undefined') {\n context.setResult(context.delta).exit();\n return;\n }\n context.nested = !isArray$1(context.delta);\n if (context.nested) {\n return;\n }\n if (context.delta.length === 1) {\n context.setResult([context.delta[0], 0, 0]).exit();\n return;\n }\n if (context.delta.length === 2) {\n context.setResult([context.delta[1], context.delta[0]]).exit();\n return;\n }\n if (context.delta.length === 3 && context.delta[2] === 0) {\n context.setResult([context.delta[0]]).exit();\n }\n};\nreverseFilter.filterName = 'trivial';\n\nfunction collectChildrenDiffFilter(context) {\n if (!context || !context.children) {\n return;\n }\n var length = context.children.length;\n var child = void 0;\n var result = context.result;\n for (var index = 0; index < length; index++) {\n child = context.children[index];\n if (typeof child.result === 'undefined') {\n continue;\n }\n result = result || {};\n result[child.childName] = child.result;\n }\n if (result && context.leftIsArray) {\n result._t = 'a';\n }\n context.setResult(result).exit();\n}\ncollectChildrenDiffFilter.filterName = 'collectChildren';\n\nfunction objectsDiffFilter(context) {\n if (context.leftIsArray || context.leftType !== 'object') {\n return;\n }\n\n var name = void 0;\n var child = void 0;\n var propertyFilter = context.options.propertyFilter;\n for (name in context.left) {\n if (!Object.prototype.hasOwnProperty.call(context.left, name)) {\n continue;\n }\n if (propertyFilter && !propertyFilter(name, context)) {\n continue;\n }\n child = new DiffContext(context.left[name], context.right[name]);\n context.push(child, name);\n }\n for (name in context.right) {\n if (!Object.prototype.hasOwnProperty.call(context.right, name)) {\n continue;\n }\n if (propertyFilter && !propertyFilter(name, context)) {\n continue;\n }\n if (typeof context.left[name] === 'undefined') {\n child = new DiffContext(undefined, context.right[name]);\n context.push(child, name);\n }\n }\n\n if (!context.children || context.children.length === 0) {\n context.setResult(undefined).exit();\n return;\n }\n context.exit();\n}\nobjectsDiffFilter.filterName = 'objects';\n\nvar patchFilter$1 = function nestedPatchFilter(context) {\n if (!context.nested) {\n return;\n }\n if (context.delta._t) {\n return;\n }\n var name = void 0;\n var child = void 0;\n for (name in context.delta) {\n child = new PatchContext(context.left[name], context.delta[name]);\n context.push(child, name);\n }\n context.exit();\n};\npatchFilter$1.filterName = 'objects';\n\nvar collectChildrenPatchFilter = function collectChildrenPatchFilter(context) {\n if (!context || !context.children) {\n return;\n }\n if (context.delta._t) {\n return;\n }\n var length = context.children.length;\n var child = void 0;\n for (var index = 0; index < length; index++) {\n child = context.children[index];\n if (Object.prototype.hasOwnProperty.call(context.left, child.childName) && child.result === undefined) {\n delete context.left[child.childName];\n } else if (context.left[child.childName] !== child.result) {\n context.left[child.childName] = child.result;\n }\n }\n context.setResult(context.left).exit();\n};\ncollectChildrenPatchFilter.filterName = 'collectChildren';\n\nvar reverseFilter$1 = function nestedReverseFilter(context) {\n if (!context.nested) {\n return;\n }\n if (context.delta._t) {\n return;\n }\n var name = void 0;\n var child = void 0;\n for (name in context.delta) {\n child = new ReverseContext(context.delta[name]);\n context.push(child, name);\n }\n context.exit();\n};\nreverseFilter$1.filterName = 'objects';\n\nfunction collectChildrenReverseFilter(context) {\n if (!context || !context.children) {\n return;\n }\n if (context.delta._t) {\n return;\n }\n var length = context.children.length;\n var child = void 0;\n var delta = {};\n for (var index = 0; index < length; index++) {\n child = context.children[index];\n if (delta[child.childName] !== child.result) {\n delta[child.childName] = child.result;\n }\n }\n context.setResult(delta).exit();\n}\ncollectChildrenReverseFilter.filterName = 'collectChildren';\n\n/*\n\nLCS implementation that supports arrays or strings\n\nreference: http://en.wikipedia.org/wiki/Longest_common_subsequence_problem\n\n*/\n\nvar defaultMatch = function defaultMatch(array1, array2, index1, index2) {\n return array1[index1] === array2[index2];\n};\n\nvar lengthMatrix = function lengthMatrix(array1, array2, match, context) {\n var len1 = array1.length;\n var len2 = array2.length;\n var x = void 0,\n y = void 0;\n\n // initialize empty matrix of len1+1 x len2+1\n var matrix = [len1 + 1];\n for (x = 0; x < len1 + 1; x++) {\n matrix[x] = [len2 + 1];\n for (y = 0; y < len2 + 1; y++) {\n matrix[x][y] = 0;\n }\n }\n matrix.match = match;\n // save sequence lengths for each coordinate\n for (x = 1; x < len1 + 1; x++) {\n for (y = 1; y < len2 + 1; y++) {\n if (match(array1, array2, x - 1, y - 1, context)) {\n matrix[x][y] = matrix[x - 1][y - 1] + 1;\n } else {\n matrix[x][y] = Math.max(matrix[x - 1][y], matrix[x][y - 1]);\n }\n }\n }\n return matrix;\n};\n\nvar backtrack = function backtrack(matrix, array1, array2, context) {\n var index1 = array1.length;\n var index2 = array2.length;\n var subsequence = {\n sequence: [],\n indices1: [],\n indices2: []\n };\n\n while (index1 !== 0 && index2 !== 0) {\n var sameLetter = matrix.match(array1, array2, index1 - 1, index2 - 1, context);\n if (sameLetter) {\n subsequence.sequence.unshift(array1[index1 - 1]);\n subsequence.indices1.unshift(index1 - 1);\n subsequence.indices2.unshift(index2 - 1);\n --index1;\n --index2;\n } else {\n var valueAtMatrixAbove = matrix[index1][index2 - 1];\n var valueAtMatrixLeft = matrix[index1 - 1][index2];\n if (valueAtMatrixAbove > valueAtMatrixLeft) {\n --index2;\n } else {\n --index1;\n }\n }\n }\n return subsequence;\n};\n\nvar get$1 = function get(array1, array2, match, context) {\n var innerContext = context || {};\n var matrix = lengthMatrix(array1, array2, match || defaultMatch, innerContext);\n var result = backtrack(matrix, array1, array2, innerContext);\n if (typeof array1 === 'string' && typeof array2 === 'string') {\n result.sequence = result.sequence.join('');\n }\n return result;\n};\n\nvar lcs = {\n get: get$1\n};\n\nvar ARRAY_MOVE = 3;\n\nvar isArray$2 = typeof Array.isArray === 'function' ? Array.isArray : function (a) {\n return a instanceof Array;\n};\n\nvar arrayIndexOf = typeof Array.prototype.indexOf === 'function' ? function (array, item) {\n return array.indexOf(item);\n} : function (array, item) {\n var length = array.length;\n for (var i = 0; i < length; i++) {\n if (array[i] === item) {\n return i;\n }\n }\n return -1;\n};\n\nfunction arraysHaveMatchByRef(array1, array2, len1, len2) {\n for (var index1 = 0; index1 < len1; index1++) {\n var val1 = array1[index1];\n for (var index2 = 0; index2 < len2; index2++) {\n var val2 = array2[index2];\n if (index1 !== index2 && val1 === val2) {\n return true;\n }\n }\n }\n}\n\nfunction matchItems(array1, array2, index1, index2, context) {\n var value1 = array1[index1];\n var value2 = array2[index2];\n if (value1 === value2) {\n return true;\n }\n if ((typeof value1 === 'undefined' ? 'undefined' : _typeof(value1)) !== 'object' || (typeof value2 === 'undefined' ? 'undefined' : _typeof(value2)) !== 'object') {\n return false;\n }\n var objectHash = context.objectHash;\n if (!objectHash) {\n // no way to match objects was provided, try match by position\n return context.matchByPosition && index1 === index2;\n }\n var hash1 = void 0;\n var hash2 = void 0;\n if (typeof index1 === 'number') {\n context.hashCache1 = context.hashCache1 || [];\n hash1 = context.hashCache1[index1];\n if (typeof hash1 === 'undefined') {\n context.hashCache1[index1] = hash1 = objectHash(value1, index1);\n }\n } else {\n hash1 = objectHash(value1);\n }\n if (typeof hash1 === 'undefined') {\n return false;\n }\n if (typeof index2 === 'number') {\n context.hashCache2 = context.hashCache2 || [];\n hash2 = context.hashCache2[index2];\n if (typeof hash2 === 'undefined') {\n context.hashCache2[index2] = hash2 = objectHash(value2, index2);\n }\n } else {\n hash2 = objectHash(value2);\n }\n if (typeof hash2 === 'undefined') {\n return false;\n }\n return hash1 === hash2;\n}\n\nvar diffFilter$1 = function arraysDiffFilter(context) {\n if (!context.leftIsArray) {\n return;\n }\n\n var matchContext = {\n objectHash: context.options && context.options.objectHash,\n matchByPosition: context.options && context.options.matchByPosition\n };\n var commonHead = 0;\n var commonTail = 0;\n var index = void 0;\n var index1 = void 0;\n var index2 = void 0;\n var array1 = context.left;\n var array2 = context.right;\n var len1 = array1.length;\n var len2 = array2.length;\n\n var child = void 0;\n\n if (len1 > 0 && len2 > 0 && !matchContext.objectHash && typeof matchContext.matchByPosition !== 'boolean') {\n matchContext.matchByPosition = !arraysHaveMatchByRef(array1, array2, len1, len2);\n }\n\n // separate common head\n while (commonHead < len1 && commonHead < len2 && matchItems(array1, array2, commonHead, commonHead, matchContext)) {\n index = commonHead;\n child = new DiffContext(context.left[index], context.right[index]);\n context.push(child, index);\n commonHead++;\n }\n // separate common tail\n while (commonTail + commonHead < len1 && commonTail + commonHead < len2 && matchItems(array1, array2, len1 - 1 - commonTail, len2 - 1 - commonTail, matchContext)) {\n index1 = len1 - 1 - commonTail;\n index2 = len2 - 1 - commonTail;\n child = new DiffContext(context.left[index1], context.right[index2]);\n context.push(child, index2);\n commonTail++;\n }\n var result = void 0;\n if (commonHead + commonTail === len1) {\n if (len1 === len2) {\n // arrays are identical\n context.setResult(undefined).exit();\n return;\n }\n // trivial case, a block (1 or more consecutive items) was added\n result = result || {\n _t: 'a'\n };\n for (index = commonHead; index < len2 - commonTail; index++) {\n result[index] = [array2[index]];\n }\n context.setResult(result).exit();\n return;\n }\n if (commonHead + commonTail === len2) {\n // trivial case, a block (1 or more consecutive items) was removed\n result = result || {\n _t: 'a'\n };\n for (index = commonHead; index < len1 - commonTail; index++) {\n result['_' + index] = [array1[index], 0, 0];\n }\n context.setResult(result).exit();\n return;\n }\n // reset hash cache\n delete matchContext.hashCache1;\n delete matchContext.hashCache2;\n\n // diff is not trivial, find the LCS (Longest Common Subsequence)\n var trimmed1 = array1.slice(commonHead, len1 - commonTail);\n var trimmed2 = array2.slice(commonHead, len2 - commonTail);\n var seq = lcs.get(trimmed1, trimmed2, matchItems, matchContext);\n var removedItems = [];\n result = result || {\n _t: 'a'\n };\n for (index = commonHead; index < len1 - commonTail; index++) {\n if (arrayIndexOf(seq.indices1, index - commonHead) < 0) {\n // removed\n result['_' + index] = [array1[index], 0, 0];\n removedItems.push(index);\n }\n }\n\n var detectMove = true;\n if (context.options && context.options.arrays && context.options.arrays.detectMove === false) {\n detectMove = false;\n }\n var includeValueOnMove = false;\n if (context.options && context.options.arrays && context.options.arrays.includeValueOnMove) {\n includeValueOnMove = true;\n }\n\n var removedItemsLength = removedItems.length;\n for (index = commonHead; index < len2 - commonTail; index++) {\n var indexOnArray2 = arrayIndexOf(seq.indices2, index - commonHead);\n if (indexOnArray2 < 0) {\n // added, try to match with a removed item and register as position move\n var isMove = false;\n if (detectMove && removedItemsLength > 0) {\n for (var removeItemIndex1 = 0; removeItemIndex1 < removedItemsLength; removeItemIndex1++) {\n index1 = removedItems[removeItemIndex1];\n if (matchItems(trimmed1, trimmed2, index1 - commonHead, index - commonHead, matchContext)) {\n // store position move as: [originalValue, newPosition, ARRAY_MOVE]\n result['_' + index1].splice(1, 2, index, ARRAY_MOVE);\n if (!includeValueOnMove) {\n // don't include moved value on diff, to save bytes\n result['_' + index1][0] = '';\n }\n\n index2 = index;\n child = new DiffContext(context.left[index1], context.right[index2]);\n context.push(child, index2);\n removedItems.splice(removeItemIndex1, 1);\n isMove = true;\n break;\n }\n }\n }\n if (!isMove) {\n // added\n result[index] = [array2[index]];\n }\n } else {\n // match, do inner diff\n index1 = seq.indices1[indexOnArray2] + commonHead;\n index2 = seq.indices2[indexOnArray2] + commonHead;\n child = new DiffContext(context.left[index1], context.right[index2]);\n context.push(child, index2);\n }\n }\n\n context.setResult(result).exit();\n};\ndiffFilter$1.filterName = 'arrays';\n\nvar compare = {\n numerically: function numerically(a, b) {\n return a - b;\n },\n numericallyBy: function numericallyBy(name) {\n return function (a, b) {\n return a[name] - b[name];\n };\n }\n};\n\nvar patchFilter$2 = function nestedPatchFilter(context) {\n if (!context.nested) {\n return;\n }\n if (context.delta._t !== 'a') {\n return;\n }\n var index = void 0;\n var index1 = void 0;\n\n var delta = context.delta;\n var array = context.left;\n\n // first, separate removals, insertions and modifications\n var toRemove = [];\n var toInsert = [];\n var toModify = [];\n for (index in delta) {\n if (index !== '_t') {\n if (index[0] === '_') {\n // removed item from original array\n if (delta[index][2] === 0 || delta[index][2] === ARRAY_MOVE) {\n toRemove.push(parseInt(index.slice(1), 10));\n } else {\n throw new Error('only removal or move can be applied at original array indices,' + (' invalid diff type: ' + delta[index][2]));\n }\n } else {\n if (delta[index].length === 1) {\n // added item at new array\n toInsert.push({\n index: parseInt(index, 10),\n value: delta[index][0]\n });\n } else {\n // modified item at new array\n toModify.push({\n index: parseInt(index, 10),\n delta: delta[index]\n });\n }\n }\n }\n }\n\n // remove items, in reverse order to avoid sawing our own floor\n toRemove = toRemove.sort(compare.numerically);\n for (index = toRemove.length - 1; index >= 0; index--) {\n index1 = toRemove[index];\n var indexDiff = delta['_' + index1];\n var removedValue = array.splice(index1, 1)[0];\n if (indexDiff[2] === ARRAY_MOVE) {\n // reinsert later\n toInsert.push({\n index: indexDiff[1],\n value: removedValue\n });\n }\n }\n\n // insert items, in reverse order to avoid moving our own floor\n toInsert = toInsert.sort(compare.numericallyBy('index'));\n var toInsertLength = toInsert.length;\n for (index = 0; index < toInsertLength; index++) {\n var insertion = toInsert[index];\n array.splice(insertion.index, 0, insertion.value);\n }\n\n // apply modifications\n var toModifyLength = toModify.length;\n var child = void 0;\n if (toModifyLength > 0) {\n for (index = 0; index < toModifyLength; index++) {\n var modification = toModify[index];\n child = new PatchContext(context.left[modification.index], modification.delta);\n context.push(child, modification.index);\n }\n }\n\n if (!context.children) {\n context.setResult(context.left).exit();\n return;\n }\n context.exit();\n};\npatchFilter$2.filterName = 'arrays';\n\nvar collectChildrenPatchFilter$1 = function collectChildrenPatchFilter(context) {\n if (!context || !context.children) {\n return;\n }\n if (context.delta._t !== 'a') {\n return;\n }\n var length = context.children.length;\n var child = void 0;\n for (var index = 0; index < length; index++) {\n child = context.children[index];\n context.left[child.childName] = child.result;\n }\n context.setResult(context.left).exit();\n};\ncollectChildrenPatchFilter$1.filterName = 'arraysCollectChildren';\n\nvar reverseFilter$2 = function arraysReverseFilter(context) {\n if (!context.nested) {\n if (context.delta[2] === ARRAY_MOVE) {\n context.newName = '_' + context.delta[1];\n context.setResult([context.delta[0], parseInt(context.childName.substr(1), 10), ARRAY_MOVE]).exit();\n }\n return;\n }\n if (context.delta._t !== 'a') {\n return;\n }\n var name = void 0;\n var child = void 0;\n for (name in context.delta) {\n if (name === '_t') {\n continue;\n }\n child = new ReverseContext(context.delta[name]);\n context.push(child, name);\n }\n context.exit();\n};\nreverseFilter$2.filterName = 'arrays';\n\nvar reverseArrayDeltaIndex = function reverseArrayDeltaIndex(delta, index, itemDelta) {\n if (typeof index === 'string' && index[0] === '_') {\n return parseInt(index.substr(1), 10);\n } else if (isArray$2(itemDelta) && itemDelta[2] === 0) {\n return '_' + index;\n }\n\n var reverseIndex = +index;\n for (var deltaIndex in delta) {\n var deltaItem = delta[deltaIndex];\n if (isArray$2(deltaItem)) {\n if (deltaItem[2] === ARRAY_MOVE) {\n var moveFromIndex = parseInt(deltaIndex.substr(1), 10);\n var moveToIndex = deltaItem[1];\n if (moveToIndex === +index) {\n return moveFromIndex;\n }\n if (moveFromIndex <= reverseIndex && moveToIndex > reverseIndex) {\n reverseIndex++;\n } else if (moveFromIndex >= reverseIndex && moveToIndex < reverseIndex) {\n reverseIndex--;\n }\n } else if (deltaItem[2] === 0) {\n var deleteIndex = parseInt(deltaIndex.substr(1), 10);\n if (deleteIndex <= reverseIndex) {\n reverseIndex++;\n }\n } else if (deltaItem.length === 1 && deltaIndex <= reverseIndex) {\n reverseIndex--;\n }\n }\n }\n\n return reverseIndex;\n};\n\nfunction collectChildrenReverseFilter$1(context) {\n if (!context || !context.children) {\n return;\n }\n if (context.delta._t !== 'a') {\n return;\n }\n var length = context.children.length;\n var child = void 0;\n var delta = {\n _t: 'a'\n };\n\n for (var index = 0; index < length; index++) {\n child = context.children[index];\n var name = child.newName;\n if (typeof name === 'undefined') {\n name = reverseArrayDeltaIndex(context.delta, child.childName, child.result);\n }\n if (delta[name] !== child.result) {\n delta[name] = child.result;\n }\n }\n context.setResult(delta).exit();\n}\ncollectChildrenReverseFilter$1.filterName = 'arraysCollectChildren';\n\nvar diffFilter$2 = function datesDiffFilter(context) {\n if (context.left instanceof Date) {\n if (context.right instanceof Date) {\n if (context.left.getTime() !== context.right.getTime()) {\n context.setResult([context.left, context.right]);\n } else {\n context.setResult(undefined);\n }\n } else {\n context.setResult([context.left, context.right]);\n }\n context.exit();\n } else if (context.right instanceof Date) {\n context.setResult([context.left, context.right]).exit();\n }\n};\ndiffFilter$2.filterName = 'dates';\n\nfunction createCommonjsModule(fn, module) {\n\treturn module = { exports: {} }, fn(module, module.exports), module.exports;\n}\n\nvar diffMatchPatch = createCommonjsModule(function (module) {\n/**\n * Diff Match and Patch\n * Copyright 2018 The diff-match-patch Authors.\n * https://github.com/google/diff-match-patch\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n\n/**\n * @fileoverview Computes the difference between two texts to create a patch.\n * Applies the patch onto another text, allowing for errors.\n * @author fraser@google.com (Neil Fraser)\n */\n\n/**\n * Class containing the diff, match and patch methods.\n * @constructor\n */\nfunction diff_match_patch() {\n\n // Defaults.\n // Redefine these in your program to override the defaults.\n\n // Number of seconds to map a diff before giving up (0 for infinity).\n this.Diff_Timeout = 1.0;\n // Cost of an empty edit operation in terms of edit characters.\n this.Diff_EditCost = 4;\n // At what point is no match declared (0.0 = perfection, 1.0 = very loose).\n this.Match_Threshold = 0.5;\n // How far to search for a match (0 = exact location, 1000+ = broad match).\n // A match this many characters away from the expected location will add\n // 1.0 to the score (0.0 is a perfect match).\n this.Match_Distance = 1000;\n // When deleting a large block of text (over ~64 characters), how close do\n // the contents have to be to match the expected contents. (0.0 = perfection,\n // 1.0 = very loose). Note that Match_Threshold controls how closely the\n // end points of a delete need to match.\n this.Patch_DeleteThreshold = 0.5;\n // Chunk size for context length.\n this.Patch_Margin = 4;\n\n // The number of bits in an int.\n this.Match_MaxBits = 32;\n}\n\n\n// DIFF FUNCTIONS\n\n\n/**\n * The data structure representing a diff is an array of tuples:\n * [[DIFF_DELETE, 'Hello'], [DIFF_INSERT, 'Goodbye'], [DIFF_EQUAL, ' world.']]\n * which means: delete 'Hello', add 'Goodbye' and keep ' world.'\n */\nvar DIFF_DELETE = -1;\nvar DIFF_INSERT = 1;\nvar DIFF_EQUAL = 0;\n\n/** @typedef {{0: number, 1: string}} */\ndiff_match_patch.prototype.diff_main = function(text1, text2, opt_checklines,\n opt_deadline) {\n // Set a deadline by which time the diff must be complete.\n if (typeof opt_deadline == 'undefined') {\n if (this.Diff_Timeout <= 0) {\n opt_deadline = Number.MAX_VALUE;\n } else {\n opt_deadline = (new Date).getTime() + this.Diff_Timeout * 1000;\n }\n }\n var deadline = opt_deadline;\n\n // Check for null inputs.\n if (text1 == null || text2 == null) {\n throw new Error('Null input. (diff_main)');\n }\n\n // Check for equality (speedup).\n if (text1 == text2) {\n if (text1) {\n return [[DIFF_EQUAL, text1]];\n }\n return [];\n }\n\n if (typeof opt_checklines == 'undefined') {\n opt_checklines = true;\n }\n var checklines = opt_checklines;\n\n // Trim off common prefix (speedup).\n var commonlength = this.diff_commonPrefix(text1, text2);\n var commonprefix = text1.substring(0, commonlength);\n text1 = text1.substring(commonlength);\n text2 = text2.substring(commonlength);\n\n // Trim off common suffix (speedup).\n commonlength = this.diff_commonSuffix(text1, text2);\n var commonsuffix = text1.substring(text1.length - commonlength);\n text1 = text1.substring(0, text1.length - commonlength);\n text2 = text2.substring(0, text2.length - commonlength);\n\n // Compute the diff on the middle block.\n var diffs = this.diff_compute_(text1, text2, checklines, deadline);\n\n // Restore the prefix and suffix.\n if (commonprefix) {\n diffs.unshift([DIFF_EQUAL, commonprefix]);\n }\n if (commonsuffix) {\n diffs.push([DIFF_EQUAL, commonsuffix]);\n }\n this.diff_cleanupMerge(diffs);\n return diffs;\n};\n\n\n/**\n * Find the differences between two texts. Assumes that the texts do not\n * have any common prefix or suffix.\n * @param {string} text1 Old string to be diffed.\n * @param {string} text2 New string to be diffed.\n * @param {boolean} checklines Speedup flag. If false, then don't run a\n * line-level diff first to identify the changed areas.\n * If true, then run a faster, slightly less optimal diff.\n * @param {number} deadline Time when the diff should be complete by.\n * @return {!Array.} Array of diff tuples.\n * @private\n */\ndiff_match_patch.prototype.diff_compute_ = function(text1, text2, checklines,\n deadline) {\n var diffs;\n\n if (!text1) {\n // Just add some text (speedup).\n return [[DIFF_INSERT, text2]];\n }\n\n if (!text2) {\n // Just delete some text (speedup).\n return [[DIFF_DELETE, text1]];\n }\n\n var longtext = text1.length > text2.length ? text1 : text2;\n var shorttext = text1.length > text2.length ? text2 : text1;\n var i = longtext.indexOf(shorttext);\n if (i != -1) {\n // Shorter text is inside the longer text (speedup).\n diffs = [[DIFF_INSERT, longtext.substring(0, i)],\n [DIFF_EQUAL, shorttext],\n [DIFF_INSERT, longtext.substring(i + shorttext.length)]];\n // Swap insertions for deletions if diff is reversed.\n if (text1.length > text2.length) {\n diffs[0][0] = diffs[2][0] = DIFF_DELETE;\n }\n return diffs;\n }\n\n if (shorttext.length == 1) {\n // Single character string.\n // After the previous speedup, the character can't be an equality.\n return [[DIFF_DELETE, text1], [DIFF_INSERT, text2]];\n }\n\n // Check to see if the problem can be split in two.\n var hm = this.diff_halfMatch_(text1, text2);\n if (hm) {\n // A half-match was found, sort out the return data.\n var text1_a = hm[0];\n var text1_b = hm[1];\n var text2_a = hm[2];\n var text2_b = hm[3];\n var mid_common = hm[4];\n // Send both pairs off for separate processing.\n var diffs_a = this.diff_main(text1_a, text2_a, checklines, deadline);\n var diffs_b = this.diff_main(text1_b, text2_b, checklines, deadline);\n // Merge the results.\n return diffs_a.concat([[DIFF_EQUAL, mid_common]], diffs_b);\n }\n\n if (checklines && text1.length > 100 && text2.length > 100) {\n return this.diff_lineMode_(text1, text2, deadline);\n }\n\n return this.diff_bisect_(text1, text2, deadline);\n};\n\n\n/**\n * Do a quick line-level diff on both strings, then rediff the parts for\n * greater accuracy.\n * This speedup can produce non-minimal diffs.\n * @param {string} text1 Old string to be diffed.\n * @param {string} text2 New string to be diffed.\n * @param {number} deadline Time when the diff should be complete by.\n * @return {!Array.} Array of diff tuples.\n * @private\n */\ndiff_match_patch.prototype.diff_lineMode_ = function(text1, text2, deadline) {\n // Scan the text on a line-by-line basis first.\n var a = this.diff_linesToChars_(text1, text2);\n text1 = a.chars1;\n text2 = a.chars2;\n var linearray = a.lineArray;\n\n var diffs = this.diff_main(text1, text2, false, deadline);\n\n // Convert the diff back to original text.\n this.diff_charsToLines_(diffs, linearray);\n // Eliminate freak matches (e.g. blank lines)\n this.diff_cleanupSemantic(diffs);\n\n // Rediff any replacement blocks, this time character-by-character.\n // Add a dummy entry at the end.\n diffs.push([DIFF_EQUAL, '']);\n var pointer = 0;\n var count_delete = 0;\n var count_insert = 0;\n var text_delete = '';\n var text_insert = '';\n while (pointer < diffs.length) {\n switch (diffs[pointer][0]) {\n case DIFF_INSERT:\n count_insert++;\n text_insert += diffs[pointer][1];\n break;\n case DIFF_DELETE:\n count_delete++;\n text_delete += diffs[pointer][1];\n break;\n case DIFF_EQUAL:\n // Upon reaching an equality, check for prior redundancies.\n if (count_delete >= 1 && count_insert >= 1) {\n // Delete the offending records and add the merged ones.\n diffs.splice(pointer - count_delete - count_insert,\n count_delete + count_insert);\n pointer = pointer - count_delete - count_insert;\n var a = this.diff_main(text_delete, text_insert, false, deadline);\n for (var j = a.length - 1; j >= 0; j--) {\n diffs.splice(pointer, 0, a[j]);\n }\n pointer = pointer + a.length;\n }\n count_insert = 0;\n count_delete = 0;\n text_delete = '';\n text_insert = '';\n break;\n }\n pointer++;\n }\n diffs.pop(); // Remove the dummy entry at the end.\n\n return diffs;\n};\n\n\n/**\n * Find the 'middle snake' of a diff, split the problem in two\n * and return the recursively constructed diff.\n * See Myers 1986 paper: An O(ND) Difference Algorithm and Its Variations.\n * @param {string} text1 Old string to be diffed.\n * @param {string} text2 New string to be diffed.\n * @param {number} deadline Time at which to bail if not yet complete.\n * @return {!Array.} Array of diff tuples.\n * @private\n */\ndiff_match_patch.prototype.diff_bisect_ = function(text1, text2, deadline) {\n // Cache the text lengths to prevent multiple calls.\n var text1_length = text1.length;\n var text2_length = text2.length;\n var max_d = Math.ceil((text1_length + text2_length) / 2);\n var v_offset = max_d;\n var v_length = 2 * max_d;\n var v1 = new Array(v_length);\n var v2 = new Array(v_length);\n // Setting all elements to -1 is faster in Chrome & Firefox than mixing\n // integers and undefined.\n for (var x = 0; x < v_length; x++) {\n v1[x] = -1;\n v2[x] = -1;\n }\n v1[v_offset + 1] = 0;\n v2[v_offset + 1] = 0;\n var delta = text1_length - text2_length;\n // If the total number of characters is odd, then the front path will collide\n // with the reverse path.\n var front = (delta % 2 != 0);\n // Offsets for start and end of k loop.\n // Prevents mapping of space beyond the grid.\n var k1start = 0;\n var k1end = 0;\n var k2start = 0;\n var k2end = 0;\n for (var d = 0; d < max_d; d++) {\n // Bail out if deadline is reached.\n if ((new Date()).getTime() > deadline) {\n break;\n }\n\n // Walk the front path one step.\n for (var k1 = -d + k1start; k1 <= d - k1end; k1 += 2) {\n var k1_offset = v_offset + k1;\n var x1;\n if (k1 == -d || (k1 != d && v1[k1_offset - 1] < v1[k1_offset + 1])) {\n x1 = v1[k1_offset + 1];\n } else {\n x1 = v1[k1_offset - 1] + 1;\n }\n var y1 = x1 - k1;\n while (x1 < text1_length && y1 < text2_length &&\n text1.charAt(x1) == text2.charAt(y1)) {\n x1++;\n y1++;\n }\n v1[k1_offset] = x1;\n if (x1 > text1_length) {\n // Ran off the right of the graph.\n k1end += 2;\n } else if (y1 > text2_length) {\n // Ran off the bottom of the graph.\n k1start += 2;\n } else if (front) {\n var k2_offset = v_offset + delta - k1;\n if (k2_offset >= 0 && k2_offset < v_length && v2[k2_offset] != -1) {\n // Mirror x2 onto top-left coordinate system.\n var x2 = text1_length - v2[k2_offset];\n if (x1 >= x2) {\n // Overlap detected.\n return this.diff_bisectSplit_(text1, text2, x1, y1, deadline);\n }\n }\n }\n }\n\n // Walk the reverse path one step.\n for (var k2 = -d + k2start; k2 <= d - k2end; k2 += 2) {\n var k2_offset = v_offset + k2;\n var x2;\n if (k2 == -d || (k2 != d && v2[k2_offset - 1] < v2[k2_offset + 1])) {\n x2 = v2[k2_offset + 1];\n } else {\n x2 = v2[k2_offset - 1] + 1;\n }\n var y2 = x2 - k2;\n while (x2 < text1_length && y2 < text2_length &&\n text1.charAt(text1_length - x2 - 1) ==\n text2.charAt(text2_length - y2 - 1)) {\n x2++;\n y2++;\n }\n v2[k2_offset] = x2;\n if (x2 > text1_length) {\n // Ran off the left of the graph.\n k2end += 2;\n } else if (y2 > text2_length) {\n // Ran off the top of the graph.\n k2start += 2;\n } else if (!front) {\n var k1_offset = v_offset + delta - k2;\n if (k1_offset >= 0 && k1_offset < v_length && v1[k1_offset] != -1) {\n var x1 = v1[k1_offset];\n var y1 = v_offset + x1 - k1_offset;\n // Mirror x2 onto top-left coordinate system.\n x2 = text1_length - x2;\n if (x1 >= x2) {\n // Overlap detected.\n return this.diff_bisectSplit_(text1, text2, x1, y1, deadline);\n }\n }\n }\n }\n }\n // Diff took too long and hit the deadline or\n // number of diffs equals number of characters, no commonality at all.\n return [[DIFF_DELETE, text1], [DIFF_INSERT, text2]];\n};\n\n\n/**\n * Given the location of the 'middle snake', split the diff in two parts\n * and recurse.\n * @param {string} text1 Old string to be diffed.\n * @param {string} text2 New string to be diffed.\n * @param {number} x Index of split point in text1.\n * @param {number} y Index of split point in text2.\n * @param {number} deadline Time at which to bail if not yet complete.\n * @return {!Array.} Array of diff tuples.\n * @private\n */\ndiff_match_patch.prototype.diff_bisectSplit_ = function(text1, text2, x, y,\n deadline) {\n var text1a = text1.substring(0, x);\n var text2a = text2.substring(0, y);\n var text1b = text1.substring(x);\n var text2b = text2.substring(y);\n\n // Compute both diffs serially.\n var diffs = this.diff_main(text1a, text2a, false, deadline);\n var diffsb = this.diff_main(text1b, text2b, false, deadline);\n\n return diffs.concat(diffsb);\n};\n\n\n/**\n * Split two texts into an array of strings. Reduce the texts to a string of\n * hashes where each Unicode character represents one line.\n * @param {string} text1 First string.\n * @param {string} text2 Second string.\n * @return {{chars1: string, chars2: string, lineArray: !Array.}}\n * An object containing the encoded text1, the encoded text2 and\n * the array of unique strings.\n * The zeroth element of the array of unique strings is intentionally blank.\n * @private\n */\ndiff_match_patch.prototype.diff_linesToChars_ = function(text1, text2) {\n var lineArray = []; // e.g. lineArray[4] == 'Hello\\n'\n var lineHash = {}; // e.g. lineHash['Hello\\n'] == 4\n\n // '\\x00' is a valid character, but various debuggers don't like it.\n // So we'll insert a junk entry to avoid generating a null character.\n lineArray[0] = '';\n\n /**\n * Split a text into an array of strings. Reduce the texts to a string of\n * hashes where each Unicode character represents one line.\n * Modifies linearray and linehash through being a closure.\n * @param {string} text String to encode.\n * @return {string} Encoded string.\n * @private\n */\n function diff_linesToCharsMunge_(text) {\n var chars = '';\n // Walk the text, pulling out a substring for each line.\n // text.split('\\n') would would temporarily double our memory footprint.\n // Modifying text would create many large strings to garbage collect.\n var lineStart = 0;\n var lineEnd = -1;\n // Keeping our own length variable is faster than looking it up.\n var lineArrayLength = lineArray.length;\n while (lineEnd < text.length - 1) {\n lineEnd = text.indexOf('\\n', lineStart);\n if (lineEnd == -1) {\n lineEnd = text.length - 1;\n }\n var line = text.substring(lineStart, lineEnd + 1);\n lineStart = lineEnd + 1;\n\n if (lineHash.hasOwnProperty ? lineHash.hasOwnProperty(line) :\n (lineHash[line] !== undefined)) {\n chars += String.fromCharCode(lineHash[line]);\n } else {\n chars += String.fromCharCode(lineArrayLength);\n lineHash[line] = lineArrayLength;\n lineArray[lineArrayLength++] = line;\n }\n }\n return chars;\n }\n\n var chars1 = diff_linesToCharsMunge_(text1);\n var chars2 = diff_linesToCharsMunge_(text2);\n return {chars1: chars1, chars2: chars2, lineArray: lineArray};\n};\n\n\n/**\n * Rehydrate the text in a diff from a string of line hashes to real lines of\n * text.\n * @param {!Array.} diffs Array of diff tuples.\n * @param {!Array.} lineArray Array of unique strings.\n * @private\n */\ndiff_match_patch.prototype.diff_charsToLines_ = function(diffs, lineArray) {\n for (var x = 0; x < diffs.length; x++) {\n var chars = diffs[x][1];\n var text = [];\n for (var y = 0; y < chars.length; y++) {\n text[y] = lineArray[chars.charCodeAt(y)];\n }\n diffs[x][1] = text.join('');\n }\n};\n\n\n/**\n * Determine the common prefix of two strings.\n * @param {string} text1 First string.\n * @param {string} text2 Second string.\n * @return {number} The number of characters common to the start of each\n * string.\n */\ndiff_match_patch.prototype.diff_commonPrefix = function(text1, text2) {\n // Quick check for common null cases.\n if (!text1 || !text2 || text1.charAt(0) != text2.charAt(0)) {\n return 0;\n }\n // Binary search.\n // Performance analysis: http://neil.fraser.name/news/2007/10/09/\n var pointermin = 0;\n var pointermax = Math.min(text1.length, text2.length);\n var pointermid = pointermax;\n var pointerstart = 0;\n while (pointermin < pointermid) {\n if (text1.substring(pointerstart, pointermid) ==\n text2.substring(pointerstart, pointermid)) {\n pointermin = pointermid;\n pointerstart = pointermin;\n } else {\n pointermax = pointermid;\n }\n pointermid = Math.floor((pointermax - pointermin) / 2 + pointermin);\n }\n return pointermid;\n};\n\n\n/**\n * Determine the common suffix of two strings.\n * @param {string} text1 First string.\n * @param {string} text2 Second string.\n * @return {number} The number of characters common to the end of each string.\n */\ndiff_match_patch.prototype.diff_commonSuffix = function(text1, text2) {\n // Quick check for common null cases.\n if (!text1 || !text2 ||\n text1.charAt(text1.length - 1) != text2.charAt(text2.length - 1)) {\n return 0;\n }\n // Binary search.\n // Performance analysis: http://neil.fraser.name/news/2007/10/09/\n var pointermin = 0;\n var pointermax = Math.min(text1.length, text2.length);\n var pointermid = pointermax;\n var pointerend = 0;\n while (pointermin < pointermid) {\n if (text1.substring(text1.length - pointermid, text1.length - pointerend) ==\n text2.substring(text2.length - pointermid, text2.length - pointerend)) {\n pointermin = pointermid;\n pointerend = pointermin;\n } else {\n pointermax = pointermid;\n }\n pointermid = Math.floor((pointermax - pointermin) / 2 + pointermin);\n }\n return pointermid;\n};\n\n\n/**\n * Determine if the suffix of one string is the prefix of another.\n * @param {string} text1 First string.\n * @param {string} text2 Second string.\n * @return {number} The number of characters common to the end of the first\n * string and the start of the second string.\n * @private\n */\ndiff_match_patch.prototype.diff_commonOverlap_ = function(text1, text2) {\n // Cache the text lengths to prevent multiple calls.\n var text1_length = text1.length;\n var text2_length = text2.length;\n // Eliminate the null case.\n if (text1_length == 0 || text2_length == 0) {\n return 0;\n }\n // Truncate the longer string.\n if (text1_length > text2_length) {\n text1 = text1.substring(text1_length - text2_length);\n } else if (text1_length < text2_length) {\n text2 = text2.substring(0, text1_length);\n }\n var text_length = Math.min(text1_length, text2_length);\n // Quick check for the worst case.\n if (text1 == text2) {\n return text_length;\n }\n\n // Start by looking for a single character match\n // and increase length until no match is found.\n // Performance analysis: http://neil.fraser.name/news/2010/11/04/\n var best = 0;\n var length = 1;\n while (true) {\n var pattern = text1.substring(text_length - length);\n var found = text2.indexOf(pattern);\n if (found == -1) {\n return best;\n }\n length += found;\n if (found == 0 || text1.substring(text_length - length) ==\n text2.substring(0, length)) {\n best = length;\n length++;\n }\n }\n};\n\n\n/**\n * Do the two texts share a substring which is at least half the length of the\n * longer text?\n * This speedup can produce non-minimal diffs.\n * @param {string} text1 First string.\n * @param {string} text2 Second string.\n * @return {Array.} Five element Array, containing the prefix of\n * text1, the suffix of text1, the prefix of text2, the suffix of\n * text2 and the common middle. Or null if there was no match.\n * @private\n */\ndiff_match_patch.prototype.diff_halfMatch_ = function(text1, text2) {\n if (this.Diff_Timeout <= 0) {\n // Don't risk returning a non-optimal diff if we have unlimited time.\n return null;\n }\n var longtext = text1.length > text2.length ? text1 : text2;\n var shorttext = text1.length > text2.length ? text2 : text1;\n if (longtext.length < 4 || shorttext.length * 2 < longtext.length) {\n return null; // Pointless.\n }\n var dmp = this; // 'this' becomes 'window' in a closure.\n\n /**\n * Does a substring of shorttext exist within longtext such that the substring\n * is at least half the length of longtext?\n * Closure, but does not reference any external variables.\n * @param {string} longtext Longer string.\n * @param {string} shorttext Shorter string.\n * @param {number} i Start index of quarter length substring within longtext.\n * @return {Array.} Five element Array, containing the prefix of\n * longtext, the suffix of longtext, the prefix of shorttext, the suffix\n * of shorttext and the common middle. Or null if there was no match.\n * @private\n */\n function diff_halfMatchI_(longtext, shorttext, i) {\n // Start with a 1/4 length substring at position i as a seed.\n var seed = longtext.substring(i, i + Math.floor(longtext.length / 4));\n var j = -1;\n var best_common = '';\n var best_longtext_a, best_longtext_b, best_shorttext_a, best_shorttext_b;\n while ((j = shorttext.indexOf(seed, j + 1)) != -1) {\n var prefixLength = dmp.diff_commonPrefix(longtext.substring(i),\n shorttext.substring(j));\n var suffixLength = dmp.diff_commonSuffix(longtext.substring(0, i),\n shorttext.substring(0, j));\n if (best_common.length < suffixLength + prefixLength) {\n best_common = shorttext.substring(j - suffixLength, j) +\n shorttext.substring(j, j + prefixLength);\n best_longtext_a = longtext.substring(0, i - suffixLength);\n best_longtext_b = longtext.substring(i + prefixLength);\n best_shorttext_a = shorttext.substring(0, j - suffixLength);\n best_shorttext_b = shorttext.substring(j + prefixLength);\n }\n }\n if (best_common.length * 2 >= longtext.length) {\n return [best_longtext_a, best_longtext_b,\n best_shorttext_a, best_shorttext_b, best_common];\n } else {\n return null;\n }\n }\n\n // First check if the second quarter is the seed for a half-match.\n var hm1 = diff_halfMatchI_(longtext, shorttext,\n Math.ceil(longtext.length / 4));\n // Check again based on the third quarter.\n var hm2 = diff_halfMatchI_(longtext, shorttext,\n Math.ceil(longtext.length / 2));\n var hm;\n if (!hm1 && !hm2) {\n return null;\n } else if (!hm2) {\n hm = hm1;\n } else if (!hm1) {\n hm = hm2;\n } else {\n // Both matched. Select the longest.\n hm = hm1[4].length > hm2[4].length ? hm1 : hm2;\n }\n\n // A half-match was found, sort out the return data.\n var text1_a, text1_b, text2_a, text2_b;\n if (text1.length > text2.length) {\n text1_a = hm[0];\n text1_b = hm[1];\n text2_a = hm[2];\n text2_b = hm[3];\n } else {\n text2_a = hm[0];\n text2_b = hm[1];\n text1_a = hm[2];\n text1_b = hm[3];\n }\n var mid_common = hm[4];\n return [text1_a, text1_b, text2_a, text2_b, mid_common];\n};\n\n\n/**\n * Reduce the number of edits by eliminating semantically trivial equalities.\n * @param {!Array.} diffs Array of diff tuples.\n */\ndiff_match_patch.prototype.diff_cleanupSemantic = function(diffs) {\n var changes = false;\n var equalities = []; // Stack of indices where equalities are found.\n var equalitiesLength = 0; // Keeping our own length var is faster in JS.\n /** @type {?string} */\n var lastequality = null;\n // Always equal to diffs[equalities[equalitiesLength - 1]][1]\n var pointer = 0; // Index of current position.\n // Number of characters that changed prior to the equality.\n var length_insertions1 = 0;\n var length_deletions1 = 0;\n // Number of characters that changed after the equality.\n var length_insertions2 = 0;\n var length_deletions2 = 0;\n while (pointer < diffs.length) {\n if (diffs[pointer][0] == DIFF_EQUAL) { // Equality found.\n equalities[equalitiesLength++] = pointer;\n length_insertions1 = length_insertions2;\n length_deletions1 = length_deletions2;\n length_insertions2 = 0;\n length_deletions2 = 0;\n lastequality = diffs[pointer][1];\n } else { // An insertion or deletion.\n if (diffs[pointer][0] == DIFF_INSERT) {\n length_insertions2 += diffs[pointer][1].length;\n } else {\n length_deletions2 += diffs[pointer][1].length;\n }\n // Eliminate an equality that is smaller or equal to the edits on both\n // sides of it.\n if (lastequality && (lastequality.length <=\n Math.max(length_insertions1, length_deletions1)) &&\n (lastequality.length <= Math.max(length_insertions2,\n length_deletions2))) {\n // Duplicate record.\n diffs.splice(equalities[equalitiesLength - 1], 0,\n [DIFF_DELETE, lastequality]);\n // Change second copy to insert.\n diffs[equalities[equalitiesLength - 1] + 1][0] = DIFF_INSERT;\n // Throw away the equality we just deleted.\n equalitiesLength--;\n // Throw away the previous equality (it needs to be reevaluated).\n equalitiesLength--;\n pointer = equalitiesLength > 0 ? equalities[equalitiesLength - 1] : -1;\n length_insertions1 = 0; // Reset the counters.\n length_deletions1 = 0;\n length_insertions2 = 0;\n length_deletions2 = 0;\n lastequality = null;\n changes = true;\n }\n }\n pointer++;\n }\n\n // Normalize the diff.\n if (changes) {\n this.diff_cleanupMerge(diffs);\n }\n this.diff_cleanupSemanticLossless(diffs);\n\n // Find any overlaps between deletions and insertions.\n // e.g: abcxxxxxxdef\n // -> abcxxxdef\n // e.g: xxxabcdefxxx\n // -> defxxxabc\n // Only extract an overlap if it is as big as the edit ahead or behind it.\n pointer = 1;\n while (pointer < diffs.length) {\n if (diffs[pointer - 1][0] == DIFF_DELETE &&\n diffs[pointer][0] == DIFF_INSERT) {\n var deletion = diffs[pointer - 1][1];\n var insertion = diffs[pointer][1];\n var overlap_length1 = this.diff_commonOverlap_(deletion, insertion);\n var overlap_length2 = this.diff_commonOverlap_(insertion, deletion);\n if (overlap_length1 >= overlap_length2) {\n if (overlap_length1 >= deletion.length / 2 ||\n overlap_length1 >= insertion.length / 2) {\n // Overlap found. Insert an equality and trim the surrounding edits.\n diffs.splice(pointer, 0,\n [DIFF_EQUAL, insertion.substring(0, overlap_length1)]);\n diffs[pointer - 1][1] =\n deletion.substring(0, deletion.length - overlap_length1);\n diffs[pointer + 1][1] = insertion.substring(overlap_length1);\n pointer++;\n }\n } else {\n if (overlap_length2 >= deletion.length / 2 ||\n overlap_length2 >= insertion.length / 2) {\n // Reverse overlap found.\n // Insert an equality and swap and trim the surrounding edits.\n diffs.splice(pointer, 0,\n [DIFF_EQUAL, deletion.substring(0, overlap_length2)]);\n diffs[pointer - 1][0] = DIFF_INSERT;\n diffs[pointer - 1][1] =\n insertion.substring(0, insertion.length - overlap_length2);\n diffs[pointer + 1][0] = DIFF_DELETE;\n diffs[pointer + 1][1] =\n deletion.substring(overlap_length2);\n pointer++;\n }\n }\n pointer++;\n }\n pointer++;\n }\n};\n\n\n/**\n * Look for single edits surrounded on both sides by equalities\n * which can be shifted sideways to align the edit to a word boundary.\n * e.g: The cat came. -> The cat came.\n * @param {!Array.} diffs Array of diff tuples.\n */\ndiff_match_patch.prototype.diff_cleanupSemanticLossless = function(diffs) {\n /**\n * Given two strings, compute a score representing whether the internal\n * boundary falls on logical boundaries.\n * Scores range from 6 (best) to 0 (worst).\n * Closure, but does not reference any external variables.\n * @param {string} one First string.\n * @param {string} two Second string.\n * @return {number} The score.\n * @private\n */\n function diff_cleanupSemanticScore_(one, two) {\n if (!one || !two) {\n // Edges are the best.\n return 6;\n }\n\n // Each port of this function behaves slightly differently due to\n // subtle differences in each language's definition of things like\n // 'whitespace'. Since this function's purpose is largely cosmetic,\n // the choice has been made to use each language's native features\n // rather than force total conformity.\n var char1 = one.charAt(one.length - 1);\n var char2 = two.charAt(0);\n var nonAlphaNumeric1 = char1.match(diff_match_patch.nonAlphaNumericRegex_);\n var nonAlphaNumeric2 = char2.match(diff_match_patch.nonAlphaNumericRegex_);\n var whitespace1 = nonAlphaNumeric1 &&\n char1.match(diff_match_patch.whitespaceRegex_);\n var whitespace2 = nonAlphaNumeric2 &&\n char2.match(diff_match_patch.whitespaceRegex_);\n var lineBreak1 = whitespace1 &&\n char1.match(diff_match_patch.linebreakRegex_);\n var lineBreak2 = whitespace2 &&\n char2.match(diff_match_patch.linebreakRegex_);\n var blankLine1 = lineBreak1 &&\n one.match(diff_match_patch.blanklineEndRegex_);\n var blankLine2 = lineBreak2 &&\n two.match(diff_match_patch.blanklineStartRegex_);\n\n if (blankLine1 || blankLine2) {\n // Five points for blank lines.\n return 5;\n } else if (lineBreak1 || lineBreak2) {\n // Four points for line breaks.\n return 4;\n } else if (nonAlphaNumeric1 && !whitespace1 && whitespace2) {\n // Three points for end of sentences.\n return 3;\n } else if (whitespace1 || whitespace2) {\n // Two points for whitespace.\n return 2;\n } else if (nonAlphaNumeric1 || nonAlphaNumeric2) {\n // One point for non-alphanumeric.\n return 1;\n }\n return 0;\n }\n\n var pointer = 1;\n // Intentionally ignore the first and last element (don't need checking).\n while (pointer < diffs.length - 1) {\n if (diffs[pointer - 1][0] == DIFF_EQUAL &&\n diffs[pointer + 1][0] == DIFF_EQUAL) {\n // This is a single edit surrounded by equalities.\n var equality1 = diffs[pointer - 1][1];\n var edit = diffs[pointer][1];\n var equality2 = diffs[pointer + 1][1];\n\n // First, shift the edit as far left as possible.\n var commonOffset = this.diff_commonSuffix(equality1, edit);\n if (commonOffset) {\n var commonString = edit.substring(edit.length - commonOffset);\n equality1 = equality1.substring(0, equality1.length - commonOffset);\n edit = commonString + edit.substring(0, edit.length - commonOffset);\n equality2 = commonString + equality2;\n }\n\n // Second, step character by character right, looking for the best fit.\n var bestEquality1 = equality1;\n var bestEdit = edit;\n var bestEquality2 = equality2;\n var bestScore = diff_cleanupSemanticScore_(equality1, edit) +\n diff_cleanupSemanticScore_(edit, equality2);\n while (edit.charAt(0) === equality2.charAt(0)) {\n equality1 += edit.charAt(0);\n edit = edit.substring(1) + equality2.charAt(0);\n equality2 = equality2.substring(1);\n var score = diff_cleanupSemanticScore_(equality1, edit) +\n diff_cleanupSemanticScore_(edit, equality2);\n // The >= encourages trailing rather than leading whitespace on edits.\n if (score >= bestScore) {\n bestScore = score;\n bestEquality1 = equality1;\n bestEdit = edit;\n bestEquality2 = equality2;\n }\n }\n\n if (diffs[pointer - 1][1] != bestEquality1) {\n // We have an improvement, save it back to the diff.\n if (bestEquality1) {\n diffs[pointer - 1][1] = bestEquality1;\n } else {\n diffs.splice(pointer - 1, 1);\n pointer--;\n }\n diffs[pointer][1] = bestEdit;\n if (bestEquality2) {\n diffs[pointer + 1][1] = bestEquality2;\n } else {\n diffs.splice(pointer + 1, 1);\n pointer--;\n }\n }\n }\n pointer++;\n }\n};\n\n// Define some regex patterns for matching boundaries.\ndiff_match_patch.nonAlphaNumericRegex_ = /[^a-zA-Z0-9]/;\ndiff_match_patch.whitespaceRegex_ = /\\s/;\ndiff_match_patch.linebreakRegex_ = /[\\r\\n]/;\ndiff_match_patch.blanklineEndRegex_ = /\\n\\r?\\n$/;\ndiff_match_patch.blanklineStartRegex_ = /^\\r?\\n\\r?\\n/;\n\n/**\n * Reduce the number of edits by eliminating operationally trivial equalities.\n * @param {!Array.} diffs Array of diff tuples.\n */\ndiff_match_patch.prototype.diff_cleanupEfficiency = function(diffs) {\n var changes = false;\n var equalities = []; // Stack of indices where equalities are found.\n var equalitiesLength = 0; // Keeping our own length var is faster in JS.\n /** @type {?string} */\n var lastequality = null;\n // Always equal to diffs[equalities[equalitiesLength - 1]][1]\n var pointer = 0; // Index of current position.\n // Is there an insertion operation before the last equality.\n var pre_ins = false;\n // Is there a deletion operation before the last equality.\n var pre_del = false;\n // Is there an insertion operation after the last equality.\n var post_ins = false;\n // Is there a deletion operation after the last equality.\n var post_del = false;\n while (pointer < diffs.length) {\n if (diffs[pointer][0] == DIFF_EQUAL) { // Equality found.\n if (diffs[pointer][1].length < this.Diff_EditCost &&\n (post_ins || post_del)) {\n // Candidate found.\n equalities[equalitiesLength++] = pointer;\n pre_ins = post_ins;\n pre_del = post_del;\n lastequality = diffs[pointer][1];\n } else {\n // Not a candidate, and can never become one.\n equalitiesLength = 0;\n lastequality = null;\n }\n post_ins = post_del = false;\n } else { // An insertion or deletion.\n if (diffs[pointer][0] == DIFF_DELETE) {\n post_del = true;\n } else {\n post_ins = true;\n }\n /*\n * Five types to be split:\n * ABXYCD\n * AXCD\n * ABXC\n * AXCD\n * ABXC\n */\n if (lastequality && ((pre_ins && pre_del && post_ins && post_del) ||\n ((lastequality.length < this.Diff_EditCost / 2) &&\n (pre_ins + pre_del + post_ins + post_del) == 3))) {\n // Duplicate record.\n diffs.splice(equalities[equalitiesLength - 1], 0,\n [DIFF_DELETE, lastequality]);\n // Change second copy to insert.\n diffs[equalities[equalitiesLength - 1] + 1][0] = DIFF_INSERT;\n equalitiesLength--; // Throw away the equality we just deleted;\n lastequality = null;\n if (pre_ins && pre_del) {\n // No changes made which could affect previous entry, keep going.\n post_ins = post_del = true;\n equalitiesLength = 0;\n } else {\n equalitiesLength--; // Throw away the previous equality.\n pointer = equalitiesLength > 0 ?\n equalities[equalitiesLength - 1] : -1;\n post_ins = post_del = false;\n }\n changes = true;\n }\n }\n pointer++;\n }\n\n if (changes) {\n this.diff_cleanupMerge(diffs);\n }\n};\n\n\n/**\n * Reorder and merge like edit sections. Merge equalities.\n * Any edit section can move as long as it doesn't cross an equality.\n * @param {!Array.} diffs Array of diff tuples.\n */\ndiff_match_patch.prototype.diff_cleanupMerge = function(diffs) {\n diffs.push([DIFF_EQUAL, '']); // Add a dummy entry at the end.\n var pointer = 0;\n var count_delete = 0;\n var count_insert = 0;\n var text_delete = '';\n var text_insert = '';\n var commonlength;\n while (pointer < diffs.length) {\n switch (diffs[pointer][0]) {\n case DIFF_INSERT:\n count_insert++;\n text_insert += diffs[pointer][1];\n pointer++;\n break;\n case DIFF_DELETE:\n count_delete++;\n text_delete += diffs[pointer][1];\n pointer++;\n break;\n case DIFF_EQUAL:\n // Upon reaching an equality, check for prior redundancies.\n if (count_delete + count_insert > 1) {\n if (count_delete !== 0 && count_insert !== 0) {\n // Factor out any common prefixies.\n commonlength = this.diff_commonPrefix(text_insert, text_delete);\n if (commonlength !== 0) {\n if ((pointer - count_delete - count_insert) > 0 &&\n diffs[pointer - count_delete - count_insert - 1][0] ==\n DIFF_EQUAL) {\n diffs[pointer - count_delete - count_insert - 1][1] +=\n text_insert.substring(0, commonlength);\n } else {\n diffs.splice(0, 0, [DIFF_EQUAL,\n text_insert.substring(0, commonlength)]);\n pointer++;\n }\n text_insert = text_insert.substring(commonlength);\n text_delete = text_delete.substring(commonlength);\n }\n // Factor out any common suffixies.\n commonlength = this.diff_commonSuffix(text_insert, text_delete);\n if (commonlength !== 0) {\n diffs[pointer][1] = text_insert.substring(text_insert.length -\n commonlength) + diffs[pointer][1];\n text_insert = text_insert.substring(0, text_insert.length -\n commonlength);\n text_delete = text_delete.substring(0, text_delete.length -\n commonlength);\n }\n }\n // Delete the offending records and add the merged ones.\n if (count_delete === 0) {\n diffs.splice(pointer - count_insert,\n count_delete + count_insert, [DIFF_INSERT, text_insert]);\n } else if (count_insert === 0) {\n diffs.splice(pointer - count_delete,\n count_delete + count_insert, [DIFF_DELETE, text_delete]);\n } else {\n diffs.splice(pointer - count_delete - count_insert,\n count_delete + count_insert, [DIFF_DELETE, text_delete],\n [DIFF_INSERT, text_insert]);\n }\n pointer = pointer - count_delete - count_insert +\n (count_delete ? 1 : 0) + (count_insert ? 1 : 0) + 1;\n } else if (pointer !== 0 && diffs[pointer - 1][0] == DIFF_EQUAL) {\n // Merge this equality with the previous one.\n diffs[pointer - 1][1] += diffs[pointer][1];\n diffs.splice(pointer, 1);\n } else {\n pointer++;\n }\n count_insert = 0;\n count_delete = 0;\n text_delete = '';\n text_insert = '';\n break;\n }\n }\n if (diffs[diffs.length - 1][1] === '') {\n diffs.pop(); // Remove the dummy entry at the end.\n }\n\n // Second pass: look for single edits surrounded on both sides by equalities\n // which can be shifted sideways to eliminate an equality.\n // e.g: ABAC -> ABAC\n var changes = false;\n pointer = 1;\n // Intentionally ignore the first and last element (don't need checking).\n while (pointer < diffs.length - 1) {\n if (diffs[pointer - 1][0] == DIFF_EQUAL &&\n diffs[pointer + 1][0] == DIFF_EQUAL) {\n // This is a single edit surrounded by equalities.\n if (diffs[pointer][1].substring(diffs[pointer][1].length -\n diffs[pointer - 1][1].length) == diffs[pointer - 1][1]) {\n // Shift the edit over the previous equality.\n diffs[pointer][1] = diffs[pointer - 1][1] +\n diffs[pointer][1].substring(0, diffs[pointer][1].length -\n diffs[pointer - 1][1].length);\n diffs[pointer + 1][1] = diffs[pointer - 1][1] + diffs[pointer + 1][1];\n diffs.splice(pointer - 1, 1);\n changes = true;\n } else if (diffs[pointer][1].substring(0, diffs[pointer + 1][1].length) ==\n diffs[pointer + 1][1]) {\n // Shift the edit over the next equality.\n diffs[pointer - 1][1] += diffs[pointer + 1][1];\n diffs[pointer][1] =\n diffs[pointer][1].substring(diffs[pointer + 1][1].length) +\n diffs[pointer + 1][1];\n diffs.splice(pointer + 1, 1);\n changes = true;\n }\n }\n pointer++;\n }\n // If shifts were made, the diff needs reordering and another shift sweep.\n if (changes) {\n this.diff_cleanupMerge(diffs);\n }\n};\n\n\n/**\n * loc is a location in text1, compute and return the equivalent location in\n * text2.\n * e.g. 'The cat' vs 'The big cat', 1->1, 5->8\n * @param {!Array.} diffs Array of diff tuples.\n * @param {number} loc Location within text1.\n * @return {number} Location within text2.\n */\ndiff_match_patch.prototype.diff_xIndex = function(diffs, loc) {\n var chars1 = 0;\n var chars2 = 0;\n var last_chars1 = 0;\n var last_chars2 = 0;\n var x;\n for (x = 0; x < diffs.length; x++) {\n if (diffs[x][0] !== DIFF_INSERT) { // Equality or deletion.\n chars1 += diffs[x][1].length;\n }\n if (diffs[x][0] !== DIFF_DELETE) { // Equality or insertion.\n chars2 += diffs[x][1].length;\n }\n if (chars1 > loc) { // Overshot the location.\n break;\n }\n last_chars1 = chars1;\n last_chars2 = chars2;\n }\n // Was the location was deleted?\n if (diffs.length != x && diffs[x][0] === DIFF_DELETE) {\n return last_chars2;\n }\n // Add the remaining character length.\n return last_chars2 + (loc - last_chars1);\n};\n\n\n/**\n * Convert a diff array into a pretty HTML report.\n * @param {!Array.} diffs Array of diff tuples.\n * @return {string} HTML representation.\n */\ndiff_match_patch.prototype.diff_prettyHtml = function(diffs) {\n var html = [];\n var pattern_amp = /&/g;\n var pattern_lt = //g;\n var pattern_para = /\\n/g;\n for (var x = 0; x < diffs.length; x++) {\n var op = diffs[x][0]; // Operation (insert, delete, equal)\n var data = diffs[x][1]; // Text of change.\n var text = data.replace(pattern_amp, '&').replace(pattern_lt, '<')\n .replace(pattern_gt, '>').replace(pattern_para, '¶
');\n switch (op) {\n case DIFF_INSERT:\n html[x] = '' + text + '';\n break;\n case DIFF_DELETE:\n html[x] = '' + text + '';\n break;\n case DIFF_EQUAL:\n html[x] = '' + text + '';\n break;\n }\n }\n return html.join('');\n};\n\n\n/**\n * Compute and return the source text (all equalities and deletions).\n * @param {!Array.} diffs Array of diff tuples.\n * @return {string} Source text.\n */\ndiff_match_patch.prototype.diff_text1 = function(diffs) {\n var text = [];\n for (var x = 0; x < diffs.length; x++) {\n if (diffs[x][0] !== DIFF_INSERT) {\n text[x] = diffs[x][1];\n }\n }\n return text.join('');\n};\n\n\n/**\n * Compute and return the destination text (all equalities and insertions).\n * @param {!Array.} diffs Array of diff tuples.\n * @return {string} Destination text.\n */\ndiff_match_patch.prototype.diff_text2 = function(diffs) {\n var text = [];\n for (var x = 0; x < diffs.length; x++) {\n if (diffs[x][0] !== DIFF_DELETE) {\n text[x] = diffs[x][1];\n }\n }\n return text.join('');\n};\n\n\n/**\n * Compute the Levenshtein distance; the number of inserted, deleted or\n * substituted characters.\n * @param {!Array.} diffs Array of diff tuples.\n * @return {number} Number of changes.\n */\ndiff_match_patch.prototype.diff_levenshtein = function(diffs) {\n var levenshtein = 0;\n var insertions = 0;\n var deletions = 0;\n for (var x = 0; x < diffs.length; x++) {\n var op = diffs[x][0];\n var data = diffs[x][1];\n switch (op) {\n case DIFF_INSERT:\n insertions += data.length;\n break;\n case DIFF_DELETE:\n deletions += data.length;\n break;\n case DIFF_EQUAL:\n // A deletion and an insertion is one substitution.\n levenshtein += Math.max(insertions, deletions);\n insertions = 0;\n deletions = 0;\n break;\n }\n }\n levenshtein += Math.max(insertions, deletions);\n return levenshtein;\n};\n\n\n/**\n * Crush the diff into an encoded string which describes the operations\n * required to transform text1 into text2.\n * E.g. =3\\t-2\\t+ing -> Keep 3 chars, delete 2 chars, insert 'ing'.\n * Operations are tab-separated. Inserted text is escaped using %xx notation.\n * @param {!Array.} diffs Array of diff tuples.\n * @return {string} Delta text.\n */\ndiff_match_patch.prototype.diff_toDelta = function(diffs) {\n var text = [];\n for (var x = 0; x < diffs.length; x++) {\n switch (diffs[x][0]) {\n case DIFF_INSERT:\n text[x] = '+' + encodeURI(diffs[x][1]);\n break;\n case DIFF_DELETE:\n text[x] = '-' + diffs[x][1].length;\n break;\n case DIFF_EQUAL:\n text[x] = '=' + diffs[x][1].length;\n break;\n }\n }\n return text.join('\\t').replace(/%20/g, ' ');\n};\n\n\n/**\n * Given the original text1, and an encoded string which describes the\n * operations required to transform text1 into text2, compute the full diff.\n * @param {string} text1 Source string for the diff.\n * @param {string} delta Delta text.\n * @return {!Array.} Array of diff tuples.\n * @throws {!Error} If invalid input.\n */\ndiff_match_patch.prototype.diff_fromDelta = function(text1, delta) {\n var diffs = [];\n var diffsLength = 0; // Keeping our own length var is faster in JS.\n var pointer = 0; // Cursor in text1\n var tokens = delta.split(/\\t/g);\n for (var x = 0; x < tokens.length; x++) {\n // Each token begins with a one character parameter which specifies the\n // operation of this token (delete, insert, equality).\n var param = tokens[x].substring(1);\n switch (tokens[x].charAt(0)) {\n case '+':\n try {\n diffs[diffsLength++] = [DIFF_INSERT, decodeURI(param)];\n } catch (ex) {\n // Malformed URI sequence.\n throw new Error('Illegal escape in diff_fromDelta: ' + param);\n }\n break;\n case '-':\n // Fall through.\n case '=':\n var n = parseInt(param, 10);\n if (isNaN(n) || n < 0) {\n throw new Error('Invalid number in diff_fromDelta: ' + param);\n }\n var text = text1.substring(pointer, pointer += n);\n if (tokens[x].charAt(0) == '=') {\n diffs[diffsLength++] = [DIFF_EQUAL, text];\n } else {\n diffs[diffsLength++] = [DIFF_DELETE, text];\n }\n break;\n default:\n // Blank tokens are ok (from a trailing \\t).\n // Anything else is an error.\n if (tokens[x]) {\n throw new Error('Invalid diff operation in diff_fromDelta: ' +\n tokens[x]);\n }\n }\n }\n if (pointer != text1.length) {\n throw new Error('Delta length (' + pointer +\n ') does not equal source text length (' + text1.length + ').');\n }\n return diffs;\n};\n\n\n// MATCH FUNCTIONS\n\n\n/**\n * Locate the best instance of 'pattern' in 'text' near 'loc'.\n * @param {string} text The text to search.\n * @param {string} pattern The pattern to search for.\n * @param {number} loc The location to search around.\n * @return {number} Best match index or -1.\n */\ndiff_match_patch.prototype.match_main = function(text, pattern, loc) {\n // Check for null inputs.\n if (text == null || pattern == null || loc == null) {\n throw new Error('Null input. (match_main)');\n }\n\n loc = Math.max(0, Math.min(loc, text.length));\n if (text == pattern) {\n // Shortcut (potentially not guaranteed by the algorithm)\n return 0;\n } else if (!text.length) {\n // Nothing to match.\n return -1;\n } else if (text.substring(loc, loc + pattern.length) == pattern) {\n // Perfect match at the perfect spot! (Includes case of null pattern)\n return loc;\n } else {\n // Do a fuzzy compare.\n return this.match_bitap_(text, pattern, loc);\n }\n};\n\n\n/**\n * Locate the best instance of 'pattern' in 'text' near 'loc' using the\n * Bitap algorithm.\n * @param {string} text The text to search.\n * @param {string} pattern The pattern to search for.\n * @param {number} loc The location to search around.\n * @return {number} Best match index or -1.\n * @private\n */\ndiff_match_patch.prototype.match_bitap_ = function(text, pattern, loc) {\n if (pattern.length > this.Match_MaxBits) {\n throw new Error('Pattern too long for this browser.');\n }\n\n // Initialise the alphabet.\n var s = this.match_alphabet_(pattern);\n\n var dmp = this; // 'this' becomes 'window' in a closure.\n\n /**\n * Compute and return the score for a match with e errors and x location.\n * Accesses loc and pattern through being a closure.\n * @param {number} e Number of errors in match.\n * @param {number} x Location of match.\n * @return {number} Overall score for match (0.0 = good, 1.0 = bad).\n * @private\n */\n function match_bitapScore_(e, x) {\n var accuracy = e / pattern.length;\n var proximity = Math.abs(loc - x);\n if (!dmp.Match_Distance) {\n // Dodge divide by zero error.\n return proximity ? 1.0 : accuracy;\n }\n return accuracy + (proximity / dmp.Match_Distance);\n }\n\n // Highest score beyond which we give up.\n var score_threshold = this.Match_Threshold;\n // Is there a nearby exact match? (speedup)\n var best_loc = text.indexOf(pattern, loc);\n if (best_loc != -1) {\n score_threshold = Math.min(match_bitapScore_(0, best_loc), score_threshold);\n // What about in the other direction? (speedup)\n best_loc = text.lastIndexOf(pattern, loc + pattern.length);\n if (best_loc != -1) {\n score_threshold =\n Math.min(match_bitapScore_(0, best_loc), score_threshold);\n }\n }\n\n // Initialise the bit arrays.\n var matchmask = 1 << (pattern.length - 1);\n best_loc = -1;\n\n var bin_min, bin_mid;\n var bin_max = pattern.length + text.length;\n var last_rd;\n for (var d = 0; d < pattern.length; d++) {\n // Scan for the best match; each iteration allows for one more error.\n // Run a binary search to determine how far from 'loc' we can stray at this\n // error level.\n bin_min = 0;\n bin_mid = bin_max;\n while (bin_min < bin_mid) {\n if (match_bitapScore_(d, loc + bin_mid) <= score_threshold) {\n bin_min = bin_mid;\n } else {\n bin_max = bin_mid;\n }\n bin_mid = Math.floor((bin_max - bin_min) / 2 + bin_min);\n }\n // Use the result from this iteration as the maximum for the next.\n bin_max = bin_mid;\n var start = Math.max(1, loc - bin_mid + 1);\n var finish = Math.min(loc + bin_mid, text.length) + pattern.length;\n\n var rd = Array(finish + 2);\n rd[finish + 1] = (1 << d) - 1;\n for (var j = finish; j >= start; j--) {\n // The alphabet (s) is a sparse hash, so the following line generates\n // warnings.\n var charMatch = s[text.charAt(j - 1)];\n if (d === 0) { // First pass: exact match.\n rd[j] = ((rd[j + 1] << 1) | 1) & charMatch;\n } else { // Subsequent passes: fuzzy match.\n rd[j] = (((rd[j + 1] << 1) | 1) & charMatch) |\n (((last_rd[j + 1] | last_rd[j]) << 1) | 1) |\n last_rd[j + 1];\n }\n if (rd[j] & matchmask) {\n var score = match_bitapScore_(d, j - 1);\n // This match will almost certainly be better than any existing match.\n // But check anyway.\n if (score <= score_threshold) {\n // Told you so.\n score_threshold = score;\n best_loc = j - 1;\n if (best_loc > loc) {\n // When passing loc, don't exceed our current distance from loc.\n start = Math.max(1, 2 * loc - best_loc);\n } else {\n // Already passed loc, downhill from here on in.\n break;\n }\n }\n }\n }\n // No hope for a (better) match at greater error levels.\n if (match_bitapScore_(d + 1, loc) > score_threshold) {\n break;\n }\n last_rd = rd;\n }\n return best_loc;\n};\n\n\n/**\n * Initialise the alphabet for the Bitap algorithm.\n * @param {string} pattern The text to encode.\n * @return {!Object} Hash of character locations.\n * @private\n */\ndiff_match_patch.prototype.match_alphabet_ = function(pattern) {\n var s = {};\n for (var i = 0; i < pattern.length; i++) {\n s[pattern.charAt(i)] = 0;\n }\n for (var i = 0; i < pattern.length; i++) {\n s[pattern.charAt(i)] |= 1 << (pattern.length - i - 1);\n }\n return s;\n};\n\n\n// PATCH FUNCTIONS\n\n\n/**\n * Increase the context until it is unique,\n * but don't let the pattern expand beyond Match_MaxBits.\n * @param {!diff_match_patch.patch_obj} patch The patch to grow.\n * @param {string} text Source text.\n * @private\n */\ndiff_match_patch.prototype.patch_addContext_ = function(patch, text) {\n if (text.length == 0) {\n return;\n }\n var pattern = text.substring(patch.start2, patch.start2 + patch.length1);\n var padding = 0;\n\n // Look for the first and last matches of pattern in text. If two different\n // matches are found, increase the pattern length.\n while (text.indexOf(pattern) != text.lastIndexOf(pattern) &&\n pattern.length < this.Match_MaxBits - this.Patch_Margin -\n this.Patch_Margin) {\n padding += this.Patch_Margin;\n pattern = text.substring(patch.start2 - padding,\n patch.start2 + patch.length1 + padding);\n }\n // Add one chunk for good luck.\n padding += this.Patch_Margin;\n\n // Add the prefix.\n var prefix = text.substring(patch.start2 - padding, patch.start2);\n if (prefix) {\n patch.diffs.unshift([DIFF_EQUAL, prefix]);\n }\n // Add the suffix.\n var suffix = text.substring(patch.start2 + patch.length1,\n patch.start2 + patch.length1 + padding);\n if (suffix) {\n patch.diffs.push([DIFF_EQUAL, suffix]);\n }\n\n // Roll back the start points.\n patch.start1 -= prefix.length;\n patch.start2 -= prefix.length;\n // Extend the lengths.\n patch.length1 += prefix.length + suffix.length;\n patch.length2 += prefix.length + suffix.length;\n};\n\n\n/**\n * Compute a list of patches to turn text1 into text2.\n * Use diffs if provided, otherwise compute it ourselves.\n * There are four ways to call this function, depending on what data is\n * available to the caller:\n * Method 1:\n * a = text1, b = text2\n * Method 2:\n * a = diffs\n * Method 3 (optimal):\n * a = text1, b = diffs\n * Method 4 (deprecated, use method 3):\n * a = text1, b = text2, c = diffs\n *\n * @param {string|!Array.} a text1 (methods 1,3,4) or\n * Array of diff tuples for text1 to text2 (method 2).\n * @param {string|!Array.} opt_b text2 (methods 1,4) or\n * Array of diff tuples for text1 to text2 (method 3) or undefined (method 2).\n * @param {string|!Array.} opt_c Array of diff tuples\n * for text1 to text2 (method 4) or undefined (methods 1,2,3).\n * @return {!Array.} Array of Patch objects.\n */\ndiff_match_patch.prototype.patch_make = function(a, opt_b, opt_c) {\n var text1, diffs;\n if (typeof a == 'string' && typeof opt_b == 'string' &&\n typeof opt_c == 'undefined') {\n // Method 1: text1, text2\n // Compute diffs from text1 and text2.\n text1 = /** @type {string} */(a);\n diffs = this.diff_main(text1, /** @type {string} */(opt_b), true);\n if (diffs.length > 2) {\n this.diff_cleanupSemantic(diffs);\n this.diff_cleanupEfficiency(diffs);\n }\n } else if (a && typeof a == 'object' && typeof opt_b == 'undefined' &&\n typeof opt_c == 'undefined') {\n // Method 2: diffs\n // Compute text1 from diffs.\n diffs = /** @type {!Array.} */(a);\n text1 = this.diff_text1(diffs);\n } else if (typeof a == 'string' && opt_b && typeof opt_b == 'object' &&\n typeof opt_c == 'undefined') {\n // Method 3: text1, diffs\n text1 = /** @type {string} */(a);\n diffs = /** @type {!Array.} */(opt_b);\n } else if (typeof a == 'string' && typeof opt_b == 'string' &&\n opt_c && typeof opt_c == 'object') {\n // Method 4: text1, text2, diffs\n // text2 is not used.\n text1 = /** @type {string} */(a);\n diffs = /** @type {!Array.} */(opt_c);\n } else {\n throw new Error('Unknown call format to patch_make.');\n }\n\n if (diffs.length === 0) {\n return []; // Get rid of the null case.\n }\n var patches = [];\n var patch = new diff_match_patch.patch_obj();\n var patchDiffLength = 0; // Keeping our own length var is faster in JS.\n var char_count1 = 0; // Number of characters into the text1 string.\n var char_count2 = 0; // Number of characters into the text2 string.\n // Start with text1 (prepatch_text) and apply the diffs until we arrive at\n // text2 (postpatch_text). We recreate the patches one by one to determine\n // context info.\n var prepatch_text = text1;\n var postpatch_text = text1;\n for (var x = 0; x < diffs.length; x++) {\n var diff_type = diffs[x][0];\n var diff_text = diffs[x][1];\n\n if (!patchDiffLength && diff_type !== DIFF_EQUAL) {\n // A new patch starts here.\n patch.start1 = char_count1;\n patch.start2 = char_count2;\n }\n\n switch (diff_type) {\n case DIFF_INSERT:\n patch.diffs[patchDiffLength++] = diffs[x];\n patch.length2 += diff_text.length;\n postpatch_text = postpatch_text.substring(0, char_count2) + diff_text +\n postpatch_text.substring(char_count2);\n break;\n case DIFF_DELETE:\n patch.length1 += diff_text.length;\n patch.diffs[patchDiffLength++] = diffs[x];\n postpatch_text = postpatch_text.substring(0, char_count2) +\n postpatch_text.substring(char_count2 +\n diff_text.length);\n break;\n case DIFF_EQUAL:\n if (diff_text.length <= 2 * this.Patch_Margin &&\n patchDiffLength && diffs.length != x + 1) {\n // Small equality inside a patch.\n patch.diffs[patchDiffLength++] = diffs[x];\n patch.length1 += diff_text.length;\n patch.length2 += diff_text.length;\n } else if (diff_text.length >= 2 * this.Patch_Margin) {\n // Time for a new patch.\n if (patchDiffLength) {\n this.patch_addContext_(patch, prepatch_text);\n patches.push(patch);\n patch = new diff_match_patch.patch_obj();\n patchDiffLength = 0;\n // Unlike Unidiff, our patch lists have a rolling context.\n // http://code.google.com/p/google-diff-match-patch/wiki/Unidiff\n // Update prepatch text & pos to reflect the application of the\n // just completed patch.\n prepatch_text = postpatch_text;\n char_count1 = char_count2;\n }\n }\n break;\n }\n\n // Update the current character count.\n if (diff_type !== DIFF_INSERT) {\n char_count1 += diff_text.length;\n }\n if (diff_type !== DIFF_DELETE) {\n char_count2 += diff_text.length;\n }\n }\n // Pick up the leftover patch if not empty.\n if (patchDiffLength) {\n this.patch_addContext_(patch, prepatch_text);\n patches.push(patch);\n }\n\n return patches;\n};\n\n\n/**\n * Given an array of patches, return another array that is identical.\n * @param {!Array.} patches Array of Patch objects.\n * @return {!Array.} Array of Patch objects.\n */\ndiff_match_patch.prototype.patch_deepCopy = function(patches) {\n // Making deep copies is hard in JavaScript.\n var patchesCopy = [];\n for (var x = 0; x < patches.length; x++) {\n var patch = patches[x];\n var patchCopy = new diff_match_patch.patch_obj();\n patchCopy.diffs = [];\n for (var y = 0; y < patch.diffs.length; y++) {\n patchCopy.diffs[y] = patch.diffs[y].slice();\n }\n patchCopy.start1 = patch.start1;\n patchCopy.start2 = patch.start2;\n patchCopy.length1 = patch.length1;\n patchCopy.length2 = patch.length2;\n patchesCopy[x] = patchCopy;\n }\n return patchesCopy;\n};\n\n\n/**\n * Merge a set of patches onto the text. Return a patched text, as well\n * as a list of true/false values indicating which patches were applied.\n * @param {!Array.} patches Array of Patch objects.\n * @param {string} text Old text.\n * @return {!Array.>} Two element Array, containing the\n * new text and an array of boolean values.\n */\ndiff_match_patch.prototype.patch_apply = function(patches, text) {\n if (patches.length == 0) {\n return [text, []];\n }\n\n // Deep copy the patches so that no changes are made to originals.\n patches = this.patch_deepCopy(patches);\n\n var nullPadding = this.patch_addPadding(patches);\n text = nullPadding + text + nullPadding;\n\n this.patch_splitMax(patches);\n // delta keeps track of the offset between the expected and actual location\n // of the previous patch. If there are patches expected at positions 10 and\n // 20, but the first patch was found at 12, delta is 2 and the second patch\n // has an effective expected position of 22.\n var delta = 0;\n var results = [];\n for (var x = 0; x < patches.length; x++) {\n var expected_loc = patches[x].start2 + delta;\n var text1 = this.diff_text1(patches[x].diffs);\n var start_loc;\n var end_loc = -1;\n if (text1.length > this.Match_MaxBits) {\n // patch_splitMax will only provide an oversized pattern in the case of\n // a monster delete.\n start_loc = this.match_main(text, text1.substring(0, this.Match_MaxBits),\n expected_loc);\n if (start_loc != -1) {\n end_loc = this.match_main(text,\n text1.substring(text1.length - this.Match_MaxBits),\n expected_loc + text1.length - this.Match_MaxBits);\n if (end_loc == -1 || start_loc >= end_loc) {\n // Can't find valid trailing context. Drop this patch.\n start_loc = -1;\n }\n }\n } else {\n start_loc = this.match_main(text, text1, expected_loc);\n }\n if (start_loc == -1) {\n // No match found. :(\n results[x] = false;\n // Subtract the delta for this failed patch from subsequent patches.\n delta -= patches[x].length2 - patches[x].length1;\n } else {\n // Found a match. :)\n results[x] = true;\n delta = start_loc - expected_loc;\n var text2;\n if (end_loc == -1) {\n text2 = text.substring(start_loc, start_loc + text1.length);\n } else {\n text2 = text.substring(start_loc, end_loc + this.Match_MaxBits);\n }\n if (text1 == text2) {\n // Perfect match, just shove the replacement text in.\n text = text.substring(0, start_loc) +\n this.diff_text2(patches[x].diffs) +\n text.substring(start_loc + text1.length);\n } else {\n // Imperfect match. Run a diff to get a framework of equivalent\n // indices.\n var diffs = this.diff_main(text1, text2, false);\n if (text1.length > this.Match_MaxBits &&\n this.diff_levenshtein(diffs) / text1.length >\n this.Patch_DeleteThreshold) {\n // The end points match, but the content is unacceptably bad.\n results[x] = false;\n } else {\n this.diff_cleanupSemanticLossless(diffs);\n var index1 = 0;\n var index2;\n for (var y = 0; y < patches[x].diffs.length; y++) {\n var mod = patches[x].diffs[y];\n if (mod[0] !== DIFF_EQUAL) {\n index2 = this.diff_xIndex(diffs, index1);\n }\n if (mod[0] === DIFF_INSERT) { // Insertion\n text = text.substring(0, start_loc + index2) + mod[1] +\n text.substring(start_loc + index2);\n } else if (mod[0] === DIFF_DELETE) { // Deletion\n text = text.substring(0, start_loc + index2) +\n text.substring(start_loc + this.diff_xIndex(diffs,\n index1 + mod[1].length));\n }\n if (mod[0] !== DIFF_DELETE) {\n index1 += mod[1].length;\n }\n }\n }\n }\n }\n }\n // Strip the padding off.\n text = text.substring(nullPadding.length, text.length - nullPadding.length);\n return [text, results];\n};\n\n\n/**\n * Add some padding on text start and end so that edges can match something.\n * Intended to be called only from within patch_apply.\n * @param {!Array.} patches Array of Patch objects.\n * @return {string} The padding string added to each side.\n */\ndiff_match_patch.prototype.patch_addPadding = function(patches) {\n var paddingLength = this.Patch_Margin;\n var nullPadding = '';\n for (var x = 1; x <= paddingLength; x++) {\n nullPadding += String.fromCharCode(x);\n }\n\n // Bump all the patches forward.\n for (var x = 0; x < patches.length; x++) {\n patches[x].start1 += paddingLength;\n patches[x].start2 += paddingLength;\n }\n\n // Add some padding on start of first diff.\n var patch = patches[0];\n var diffs = patch.diffs;\n if (diffs.length == 0 || diffs[0][0] != DIFF_EQUAL) {\n // Add nullPadding equality.\n diffs.unshift([DIFF_EQUAL, nullPadding]);\n patch.start1 -= paddingLength; // Should be 0.\n patch.start2 -= paddingLength; // Should be 0.\n patch.length1 += paddingLength;\n patch.length2 += paddingLength;\n } else if (paddingLength > diffs[0][1].length) {\n // Grow first equality.\n var extraLength = paddingLength - diffs[0][1].length;\n diffs[0][1] = nullPadding.substring(diffs[0][1].length) + diffs[0][1];\n patch.start1 -= extraLength;\n patch.start2 -= extraLength;\n patch.length1 += extraLength;\n patch.length2 += extraLength;\n }\n\n // Add some padding on end of last diff.\n patch = patches[patches.length - 1];\n diffs = patch.diffs;\n if (diffs.length == 0 || diffs[diffs.length - 1][0] != DIFF_EQUAL) {\n // Add nullPadding equality.\n diffs.push([DIFF_EQUAL, nullPadding]);\n patch.length1 += paddingLength;\n patch.length2 += paddingLength;\n } else if (paddingLength > diffs[diffs.length - 1][1].length) {\n // Grow last equality.\n var extraLength = paddingLength - diffs[diffs.length - 1][1].length;\n diffs[diffs.length - 1][1] += nullPadding.substring(0, extraLength);\n patch.length1 += extraLength;\n patch.length2 += extraLength;\n }\n\n return nullPadding;\n};\n\n\n/**\n * Look through the patches and break up any which are longer than the maximum\n * limit of the match algorithm.\n * Intended to be called only from within patch_apply.\n * @param {!Array.} patches Array of Patch objects.\n */\ndiff_match_patch.prototype.patch_splitMax = function(patches) {\n var patch_size = this.Match_MaxBits;\n for (var x = 0; x < patches.length; x++) {\n if (patches[x].length1 <= patch_size) {\n continue;\n }\n var bigpatch = patches[x];\n // Remove the big old patch.\n patches.splice(x--, 1);\n var start1 = bigpatch.start1;\n var start2 = bigpatch.start2;\n var precontext = '';\n while (bigpatch.diffs.length !== 0) {\n // Create one of several smaller patches.\n var patch = new diff_match_patch.patch_obj();\n var empty = true;\n patch.start1 = start1 - precontext.length;\n patch.start2 = start2 - precontext.length;\n if (precontext !== '') {\n patch.length1 = patch.length2 = precontext.length;\n patch.diffs.push([DIFF_EQUAL, precontext]);\n }\n while (bigpatch.diffs.length !== 0 &&\n patch.length1 < patch_size - this.Patch_Margin) {\n var diff_type = bigpatch.diffs[0][0];\n var diff_text = bigpatch.diffs[0][1];\n if (diff_type === DIFF_INSERT) {\n // Insertions are harmless.\n patch.length2 += diff_text.length;\n start2 += diff_text.length;\n patch.diffs.push(bigpatch.diffs.shift());\n empty = false;\n } else if (diff_type === DIFF_DELETE && patch.diffs.length == 1 &&\n patch.diffs[0][0] == DIFF_EQUAL &&\n diff_text.length > 2 * patch_size) {\n // This is a large deletion. Let it pass in one chunk.\n patch.length1 += diff_text.length;\n start1 += diff_text.length;\n empty = false;\n patch.diffs.push([diff_type, diff_text]);\n bigpatch.diffs.shift();\n } else {\n // Deletion or equality. Only take as much as we can stomach.\n diff_text = diff_text.substring(0,\n patch_size - patch.length1 - this.Patch_Margin);\n patch.length1 += diff_text.length;\n start1 += diff_text.length;\n if (diff_type === DIFF_EQUAL) {\n patch.length2 += diff_text.length;\n start2 += diff_text.length;\n } else {\n empty = false;\n }\n patch.diffs.push([diff_type, diff_text]);\n if (diff_text == bigpatch.diffs[0][1]) {\n bigpatch.diffs.shift();\n } else {\n bigpatch.diffs[0][1] =\n bigpatch.diffs[0][1].substring(diff_text.length);\n }\n }\n }\n // Compute the head context for the next patch.\n precontext = this.diff_text2(patch.diffs);\n precontext =\n precontext.substring(precontext.length - this.Patch_Margin);\n // Append the end context for this patch.\n var postcontext = this.diff_text1(bigpatch.diffs)\n .substring(0, this.Patch_Margin);\n if (postcontext !== '') {\n patch.length1 += postcontext.length;\n patch.length2 += postcontext.length;\n if (patch.diffs.length !== 0 &&\n patch.diffs[patch.diffs.length - 1][0] === DIFF_EQUAL) {\n patch.diffs[patch.diffs.length - 1][1] += postcontext;\n } else {\n patch.diffs.push([DIFF_EQUAL, postcontext]);\n }\n }\n if (!empty) {\n patches.splice(++x, 0, patch);\n }\n }\n }\n};\n\n\n/**\n * Take a list of patches and return a textual representation.\n * @param {!Array.} patches Array of Patch objects.\n * @return {string} Text representation of patches.\n */\ndiff_match_patch.prototype.patch_toText = function(patches) {\n var text = [];\n for (var x = 0; x < patches.length; x++) {\n text[x] = patches[x];\n }\n return text.join('');\n};\n\n\n/**\n * Parse a textual representation of patches and return a list of Patch objects.\n * @param {string} textline Text representation of patches.\n * @return {!Array.} Array of Patch objects.\n * @throws {!Error} If invalid input.\n */\ndiff_match_patch.prototype.patch_fromText = function(textline) {\n var patches = [];\n if (!textline) {\n return patches;\n }\n var text = textline.split('\\n');\n var textPointer = 0;\n var patchHeader = /^@@ -(\\d+),?(\\d*) \\+(\\d+),?(\\d*) @@$/;\n while (textPointer < text.length) {\n var m = text[textPointer].match(patchHeader);\n if (!m) {\n throw new Error('Invalid patch string: ' + text[textPointer]);\n }\n var patch = new diff_match_patch.patch_obj();\n patches.push(patch);\n patch.start1 = parseInt(m[1], 10);\n if (m[2] === '') {\n patch.start1--;\n patch.length1 = 1;\n } else if (m[2] == '0') {\n patch.length1 = 0;\n } else {\n patch.start1--;\n patch.length1 = parseInt(m[2], 10);\n }\n\n patch.start2 = parseInt(m[3], 10);\n if (m[4] === '') {\n patch.start2--;\n patch.length2 = 1;\n } else if (m[4] == '0') {\n patch.length2 = 0;\n } else {\n patch.start2--;\n patch.length2 = parseInt(m[4], 10);\n }\n textPointer++;\n\n while (textPointer < text.length) {\n var sign = text[textPointer].charAt(0);\n try {\n var line = decodeURI(text[textPointer].substring(1));\n } catch (ex) {\n // Malformed URI sequence.\n throw new Error('Illegal escape in patch_fromText: ' + line);\n }\n if (sign == '-') {\n // Deletion.\n patch.diffs.push([DIFF_DELETE, line]);\n } else if (sign == '+') {\n // Insertion.\n patch.diffs.push([DIFF_INSERT, line]);\n } else if (sign == ' ') {\n // Minor equality.\n patch.diffs.push([DIFF_EQUAL, line]);\n } else if (sign == '@') {\n // Start of next patch.\n break;\n } else if (sign === '') {\n // Blank line? Whatever.\n } else {\n // WTF?\n throw new Error('Invalid patch mode \"' + sign + '\" in: ' + line);\n }\n textPointer++;\n }\n }\n return patches;\n};\n\n\n/**\n * Class representing one patch operation.\n * @constructor\n */\ndiff_match_patch.patch_obj = function() {\n /** @type {!Array.} */\n this.diffs = [];\n /** @type {?number} */\n this.start1 = null;\n /** @type {?number} */\n this.start2 = null;\n /** @type {number} */\n this.length1 = 0;\n /** @type {number} */\n this.length2 = 0;\n};\n\n\n/**\n * Emmulate GNU diff's format.\n * Header: @@ -382,8 +481,9 @@\n * Indicies are printed as 1-based, not 0-based.\n * @return {string} The GNU diff string.\n */\ndiff_match_patch.patch_obj.prototype.toString = function() {\n var coords1, coords2;\n if (this.length1 === 0) {\n coords1 = this.start1 + ',0';\n } else if (this.length1 == 1) {\n coords1 = this.start1 + 1;\n } else {\n coords1 = (this.start1 + 1) + ',' + this.length1;\n }\n if (this.length2 === 0) {\n coords2 = this.start2 + ',0';\n } else if (this.length2 == 1) {\n coords2 = this.start2 + 1;\n } else {\n coords2 = (this.start2 + 1) + ',' + this.length2;\n }\n var text = ['@@ -' + coords1 + ' +' + coords2 + ' @@\\n'];\n var op;\n // Escape the body of the patch with %xx notation.\n for (var x = 0; x < this.diffs.length; x++) {\n switch (this.diffs[x][0]) {\n case DIFF_INSERT:\n op = '+';\n break;\n case DIFF_DELETE:\n op = '-';\n break;\n case DIFF_EQUAL:\n op = ' ';\n break;\n }\n text[x + 1] = op + encodeURI(this.diffs[x][1]) + '\\n';\n }\n return text.join('').replace(/%20/g, ' ');\n};\n\n\n// The following export code was added by @ForbesLindesay\nmodule.exports = diff_match_patch;\nmodule.exports['diff_match_patch'] = diff_match_patch;\nmodule.exports['DIFF_DELETE'] = DIFF_DELETE;\nmodule.exports['DIFF_INSERT'] = DIFF_INSERT;\nmodule.exports['DIFF_EQUAL'] = DIFF_EQUAL;\n});\n\n/* global diff_match_patch */\nvar TEXT_DIFF = 2;\nvar DEFAULT_MIN_LENGTH = 60;\nvar cachedDiffPatch = null;\n\nvar getDiffMatchPatch = function getDiffMatchPatch(required) {\n /* jshint camelcase: false */\n\n if (!cachedDiffPatch) {\n var instance = void 0;\n /* eslint-disable camelcase, new-cap */\n if (typeof diff_match_patch !== 'undefined') {\n // already loaded, probably a browser\n instance = typeof diff_match_patch === 'function' ? new diff_match_patch() : new diff_match_patch.diff_match_patch();\n } else if (diffMatchPatch) {\n try {\n instance = diffMatchPatch && new diffMatchPatch();\n } catch (err) {\n instance = null;\n }\n }\n /* eslint-enable camelcase, new-cap */\n if (!instance) {\n if (!required) {\n return null;\n }\n var error = new Error('text diff_match_patch library not found');\n // eslint-disable-next-line camelcase\n error.diff_match_patch_not_found = true;\n throw error;\n }\n cachedDiffPatch = {\n diff: function diff(txt1, txt2) {\n return instance.patch_toText(instance.patch_make(txt1, txt2));\n },\n patch: function patch(txt1, _patch) {\n var results = instance.patch_apply(instance.patch_fromText(_patch), txt1);\n for (var i = 0; i < results[1].length; i++) {\n if (!results[1][i]) {\n var _error = new Error('text patch failed');\n _error.textPatchFailed = true;\n }\n }\n return results[0];\n }\n };\n }\n return cachedDiffPatch;\n};\n\nvar diffFilter$3 = function textsDiffFilter(context) {\n if (context.leftType !== 'string') {\n return;\n }\n var minLength = context.options && context.options.textDiff && context.options.textDiff.minLength || DEFAULT_MIN_LENGTH;\n if (context.left.length < minLength || context.right.length < minLength) {\n context.setResult([context.left, context.right]).exit();\n return;\n }\n // large text, try to use a text-diff algorithm\n var diffMatchPatch$$1 = getDiffMatchPatch();\n if (!diffMatchPatch$$1) {\n // diff-match-patch library not available,\n // fallback to regular string replace\n context.setResult([context.left, context.right]).exit();\n return;\n }\n var diff = diffMatchPatch$$1.diff;\n context.setResult([diff(context.left, context.right), 0, TEXT_DIFF]).exit();\n};\ndiffFilter$3.filterName = 'texts';\n\nvar patchFilter$3 = function textsPatchFilter(context) {\n if (context.nested) {\n return;\n }\n if (context.delta[2] !== TEXT_DIFF) {\n return;\n }\n\n // text-diff, use a text-patch algorithm\n var patch = getDiffMatchPatch(true).patch;\n context.setResult(patch(context.left, context.delta[0])).exit();\n};\npatchFilter$3.filterName = 'texts';\n\nvar textDeltaReverse = function textDeltaReverse(delta) {\n var i = void 0;\n var l = void 0;\n var lines = void 0;\n var line = void 0;\n var lineTmp = void 0;\n var header = null;\n var headerRegex = /^@@ +-(\\d+),(\\d+) +\\+(\\d+),(\\d+) +@@$/;\n var lineHeader = void 0;\n lines = delta.split('\\n');\n for (i = 0, l = lines.length; i < l; i++) {\n line = lines[i];\n var lineStart = line.slice(0, 1);\n if (lineStart === '@') {\n header = headerRegex.exec(line);\n lineHeader = i;\n\n // fix header\n lines[lineHeader] = '@@ -' + header[3] + ',' + header[4] + ' +' + header[1] + ',' + header[2] + ' @@';\n } else if (lineStart === '+') {\n lines[i] = '-' + lines[i].slice(1);\n if (lines[i - 1].slice(0, 1) === '+') {\n // swap lines to keep default order (-+)\n lineTmp = lines[i];\n lines[i] = lines[i - 1];\n lines[i - 1] = lineTmp;\n }\n } else if (lineStart === '-') {\n lines[i] = '+' + lines[i].slice(1);\n }\n }\n return lines.join('\\n');\n};\n\nvar reverseFilter$3 = function textsReverseFilter(context) {\n if (context.nested) {\n return;\n }\n if (context.delta[2] !== TEXT_DIFF) {\n return;\n }\n\n // text-diff, use a text-diff algorithm\n context.setResult([textDeltaReverse(context.delta[0]), 0, TEXT_DIFF]).exit();\n};\nreverseFilter$3.filterName = 'texts';\n\nvar DiffPatcher = function () {\n function DiffPatcher(options) {\n classCallCheck(this, DiffPatcher);\n\n this.processor = new Processor(options);\n this.processor.pipe(new Pipe('diff').append(collectChildrenDiffFilter, diffFilter, diffFilter$2, diffFilter$3, objectsDiffFilter, diffFilter$1).shouldHaveResult());\n this.processor.pipe(new Pipe('patch').append(collectChildrenPatchFilter, collectChildrenPatchFilter$1, patchFilter, patchFilter$3, patchFilter$1, patchFilter$2).shouldHaveResult());\n this.processor.pipe(new Pipe('reverse').append(collectChildrenReverseFilter, collectChildrenReverseFilter$1, reverseFilter, reverseFilter$3, reverseFilter$1, reverseFilter$2).shouldHaveResult());\n }\n\n createClass(DiffPatcher, [{\n key: 'options',\n value: function options() {\n var _processor;\n\n return (_processor = this.processor).options.apply(_processor, arguments);\n }\n }, {\n key: 'diff',\n value: function diff(left, right) {\n return this.processor.process(new DiffContext(left, right));\n }\n }, {\n key: 'patch',\n value: function patch(left, delta) {\n return this.processor.process(new PatchContext(left, delta));\n }\n }, {\n key: 'reverse',\n value: function reverse(delta) {\n return this.processor.process(new ReverseContext(delta));\n }\n }, {\n key: 'unpatch',\n value: function unpatch(right, delta) {\n return this.patch(right, this.reverse(delta));\n }\n }, {\n key: 'clone',\n value: function clone$$1(value) {\n return clone(value);\n }\n }]);\n return DiffPatcher;\n}();\n\nvar isArray$3 = typeof Array.isArray === 'function' ? Array.isArray : function (a) {\n return a instanceof Array;\n};\n\nvar getObjectKeys = typeof Object.keys === 'function' ? function (obj) {\n return Object.keys(obj);\n} : function (obj) {\n var names = [];\n for (var property in obj) {\n if (Object.prototype.hasOwnProperty.call(obj, property)) {\n names.push(property);\n }\n }\n return names;\n};\n\nvar trimUnderscore = function trimUnderscore(str) {\n if (str.substr(0, 1) === '_') {\n return str.slice(1);\n }\n return str;\n};\n\nvar arrayKeyToSortNumber = function arrayKeyToSortNumber(key) {\n if (key === '_t') {\n return -1;\n } else {\n if (key.substr(0, 1) === '_') {\n return parseInt(key.slice(1), 10);\n } else {\n return parseInt(key, 10) + 0.1;\n }\n }\n};\n\nvar arrayKeyComparer = function arrayKeyComparer(key1, key2) {\n return arrayKeyToSortNumber(key1) - arrayKeyToSortNumber(key2);\n};\n\nvar BaseFormatter = function () {\n function BaseFormatter() {\n classCallCheck(this, BaseFormatter);\n }\n\n createClass(BaseFormatter, [{\n key: 'format',\n value: function format(delta, left) {\n var context = {};\n this.prepareContext(context);\n this.recurse(context, delta, left);\n return this.finalize(context);\n }\n }, {\n key: 'prepareContext',\n value: function prepareContext(context) {\n context.buffer = [];\n context.out = function () {\n var _buffer;\n\n (_buffer = this.buffer).push.apply(_buffer, arguments);\n };\n }\n }, {\n key: 'typeFormattterNotFound',\n value: function typeFormattterNotFound(context, deltaType) {\n throw new Error('cannot format delta type: ' + deltaType);\n }\n }, {\n key: 'typeFormattterErrorFormatter',\n value: function typeFormattterErrorFormatter(context, err) {\n return err.toString();\n }\n }, {\n key: 'finalize',\n value: function finalize(_ref) {\n var buffer = _ref.buffer;\n\n if (isArray$3(buffer)) {\n return buffer.join('');\n }\n }\n }, {\n key: 'recurse',\n value: function recurse(context, delta, left, key, leftKey, movedFrom, isLast) {\n var useMoveOriginHere = delta && movedFrom;\n var leftValue = useMoveOriginHere ? movedFrom.value : left;\n\n if (typeof delta === 'undefined' && typeof key === 'undefined') {\n return undefined;\n }\n\n var type = this.getDeltaType(delta, movedFrom);\n var nodeType = type === 'node' ? delta._t === 'a' ? 'array' : 'object' : '';\n\n if (typeof key !== 'undefined') {\n this.nodeBegin(context, key, leftKey, type, nodeType, isLast);\n } else {\n this.rootBegin(context, type, nodeType);\n }\n\n var typeFormattter = void 0;\n try {\n typeFormattter = this['format_' + type] || this.typeFormattterNotFound(context, type);\n typeFormattter.call(this, context, delta, leftValue, key, leftKey, movedFrom);\n } catch (err) {\n this.typeFormattterErrorFormatter(context, err, delta, leftValue, key, leftKey, movedFrom);\n if (typeof console !== 'undefined' && console.error) {\n console.error(err.stack);\n }\n }\n\n if (typeof key !== 'undefined') {\n this.nodeEnd(context, key, leftKey, type, nodeType, isLast);\n } else {\n this.rootEnd(context, type, nodeType);\n }\n }\n }, {\n key: 'formatDeltaChildren',\n value: function formatDeltaChildren(context, delta, left) {\n var self = this;\n this.forEachDeltaKey(delta, left, function (key, leftKey, movedFrom, isLast) {\n self.recurse(context, delta[key], left ? left[leftKey] : undefined, key, leftKey, movedFrom, isLast);\n });\n }\n }, {\n key: 'forEachDeltaKey',\n value: function forEachDeltaKey(delta, left, fn) {\n var keys = getObjectKeys(delta);\n var arrayKeys = delta._t === 'a';\n var moveDestinations = {};\n var name = void 0;\n if (typeof left !== 'undefined') {\n for (name in left) {\n if (Object.prototype.hasOwnProperty.call(left, name)) {\n if (typeof delta[name] === 'undefined' && (!arrayKeys || typeof delta['_' + name] === 'undefined')) {\n keys.push(name);\n }\n }\n }\n }\n // look for move destinations\n for (name in delta) {\n if (Object.prototype.hasOwnProperty.call(delta, name)) {\n var value = delta[name];\n if (isArray$3(value) && value[2] === 3) {\n moveDestinations[value[1].toString()] = {\n key: name,\n value: left && left[parseInt(name.substr(1))]\n };\n if (this.includeMoveDestinations !== false) {\n if (typeof left === 'undefined' && typeof delta[value[1]] === 'undefined') {\n keys.push(value[1].toString());\n }\n }\n }\n }\n }\n if (arrayKeys) {\n keys.sort(arrayKeyComparer);\n } else {\n keys.sort();\n }\n for (var index = 0, length = keys.length; index < length; index++) {\n var key = keys[index];\n if (arrayKeys && key === '_t') {\n continue;\n }\n var leftKey = arrayKeys ? typeof key === 'number' ? key : parseInt(trimUnderscore(key), 10) : key;\n var isLast = index === length - 1;\n fn(key, leftKey, moveDestinations[leftKey], isLast);\n }\n }\n }, {\n key: 'getDeltaType',\n value: function getDeltaType(delta, movedFrom) {\n if (typeof delta === 'undefined') {\n if (typeof movedFrom !== 'undefined') {\n return 'movedestination';\n }\n return 'unchanged';\n }\n if (isArray$3(delta)) {\n if (delta.length === 1) {\n return 'added';\n }\n if (delta.length === 2) {\n return 'modified';\n }\n if (delta.length === 3 && delta[2] === 0) {\n return 'deleted';\n }\n if (delta.length === 3 && delta[2] === 2) {\n return 'textdiff';\n }\n if (delta.length === 3 && delta[2] === 3) {\n return 'moved';\n }\n } else if ((typeof delta === 'undefined' ? 'undefined' : _typeof(delta)) === 'object') {\n return 'node';\n }\n return 'unknown';\n }\n }, {\n key: 'parseTextDiff',\n value: function parseTextDiff(value) {\n var output = [];\n var lines = value.split('\\n@@ ');\n for (var i = 0, l = lines.length; i < l; i++) {\n var line = lines[i];\n var lineOutput = {\n pieces: []\n };\n var location = /^(?:@@ )?[-+]?(\\d+),(\\d+)/.exec(line).slice(1);\n lineOutput.location = {\n line: location[0],\n chr: location[1]\n };\n var pieces = line.split('\\n').slice(1);\n for (var pieceIndex = 0, piecesLength = pieces.length; pieceIndex < piecesLength; pieceIndex++) {\n var piece = pieces[pieceIndex];\n if (!piece.length) {\n continue;\n }\n var pieceOutput = {\n type: 'context'\n };\n if (piece.substr(0, 1) === '+') {\n pieceOutput.type = 'added';\n } else if (piece.substr(0, 1) === '-') {\n pieceOutput.type = 'deleted';\n }\n pieceOutput.text = piece.slice(1);\n lineOutput.pieces.push(pieceOutput);\n }\n output.push(lineOutput);\n }\n return output;\n }\n }]);\n return BaseFormatter;\n}();\n\n\n\nvar base = Object.freeze({\n\tdefault: BaseFormatter\n});\n\nvar HtmlFormatter = function (_BaseFormatter) {\n inherits(HtmlFormatter, _BaseFormatter);\n\n function HtmlFormatter() {\n classCallCheck(this, HtmlFormatter);\n return possibleConstructorReturn(this, (HtmlFormatter.__proto__ || Object.getPrototypeOf(HtmlFormatter)).apply(this, arguments));\n }\n\n createClass(HtmlFormatter, [{\n key: 'typeFormattterErrorFormatter',\n value: function typeFormattterErrorFormatter(context, err) {\n context.out('
' + err + '
');\n }\n }, {\n key: 'formatValue',\n value: function formatValue(context, value) {\n context.out('
' + htmlEscape(JSON.stringify(value, null, 2)) + '
');\n }\n }, {\n key: 'formatTextDiffString',\n value: function formatTextDiffString(context, value) {\n var lines = this.parseTextDiff(value);\n context.out('
    ');\n for (var i = 0, l = lines.length; i < l; i++) {\n var line = lines[i];\n context.out('
  • ' + ('' + line.location.line + '' + line.location.chr + '
    '));\n var pieces = line.pieces;\n for (var pieceIndex = 0, piecesLength = pieces.length; pieceIndex < piecesLength; pieceIndex++) {\n /* global decodeURI */\n var piece = pieces[pieceIndex];\n context.out('' + htmlEscape(decodeURI(piece.text)) + '');\n }\n context.out('
  • ');\n }\n context.out('
');\n }\n }, {\n key: 'rootBegin',\n value: function rootBegin(context, type, nodeType) {\n var nodeClass = 'jsondiffpatch-' + type + (nodeType ? ' jsondiffpatch-child-node-type-' + nodeType : '');\n context.out('
');\n }\n }, {\n key: 'rootEnd',\n value: function rootEnd(context) {\n context.out('
' + (context.hasArrows ? '') : ''));\n }\n }, {\n key: 'nodeBegin',\n value: function nodeBegin(context, key, leftKey, type, nodeType) {\n var nodeClass = 'jsondiffpatch-' + type + (nodeType ? ' jsondiffpatch-child-node-type-' + nodeType : '');\n context.out('
  • ' + ('
    ' + leftKey + '
    '));\n }\n }, {\n key: 'nodeEnd',\n value: function nodeEnd(context) {\n context.out('
  • ');\n }\n\n /* jshint camelcase: false */\n /* eslint-disable camelcase */\n\n }, {\n key: 'format_unchanged',\n value: function format_unchanged(context, delta, left) {\n if (typeof left === 'undefined') {\n return;\n }\n context.out('
    ');\n this.formatValue(context, left);\n context.out('
    ');\n }\n }, {\n key: 'format_movedestination',\n value: function format_movedestination(context, delta, left) {\n if (typeof left === 'undefined') {\n return;\n }\n context.out('
    ');\n this.formatValue(context, left);\n context.out('
    ');\n }\n }, {\n key: 'format_node',\n value: function format_node(context, delta, left) {\n // recurse\n var nodeType = delta._t === 'a' ? 'array' : 'object';\n context.out('
      ');\n this.formatDeltaChildren(context, delta, left);\n context.out('
    ');\n }\n }, {\n key: 'format_added',\n value: function format_added(context, delta) {\n context.out('
    ');\n this.formatValue(context, delta[0]);\n context.out('
    ');\n }\n }, {\n key: 'format_modified',\n value: function format_modified(context, delta) {\n context.out('
    ');\n this.formatValue(context, delta[0]);\n context.out('
    ' + '
    ');\n this.formatValue(context, delta[1]);\n context.out('
    ');\n }\n }, {\n key: 'format_deleted',\n value: function format_deleted(context, delta) {\n context.out('
    ');\n this.formatValue(context, delta[0]);\n context.out('
    ');\n }\n }, {\n key: 'format_moved',\n value: function format_moved(context, delta) {\n context.out('
    ');\n this.formatValue(context, delta[0]);\n context.out('
    ' + delta[1] + '
    ');\n\n // draw an SVG arrow from here to move destination\n context.out(\n /* jshint multistr: true */\n '
    \\n \\n \\n \\n \\n \\n \\n \\n \\n
    ');\n context.hasArrows = true;\n }\n }, {\n key: 'format_textdiff',\n value: function format_textdiff(context, delta) {\n context.out('
    ');\n this.formatTextDiffString(context, delta[0]);\n context.out('
    ');\n }\n }]);\n return HtmlFormatter;\n}(BaseFormatter);\n\nfunction htmlEscape(text) {\n var html = text;\n var replacements = [[/&/g, '&'], [//g, '>'], [/'/g, '''], [/\"/g, '"']];\n for (var i = 0; i < replacements.length; i++) {\n html = html.replace(replacements[i][0], replacements[i][1]);\n }\n return html;\n}\n\nvar adjustArrows = function jsondiffpatchHtmlFormatterAdjustArrows(nodeArg) {\n var node = nodeArg || document;\n var getElementText = function getElementText(_ref) {\n var textContent = _ref.textContent,\n innerText = _ref.innerText;\n return textContent || innerText;\n };\n var eachByQuery = function eachByQuery(el, query, fn) {\n var elems = el.querySelectorAll(query);\n for (var i = 0, l = elems.length; i < l; i++) {\n fn(elems[i]);\n }\n };\n var eachChildren = function eachChildren(_ref2, fn) {\n var children = _ref2.children;\n\n for (var i = 0, l = children.length; i < l; i++) {\n fn(children[i], i);\n }\n };\n eachByQuery(node, '.jsondiffpatch-arrow', function (_ref3) {\n var parentNode = _ref3.parentNode,\n children = _ref3.children,\n style = _ref3.style;\n\n var arrowParent = parentNode;\n var svg = children[0];\n var path = svg.children[1];\n svg.style.display = 'none';\n var destination = getElementText(arrowParent.querySelector('.jsondiffpatch-moved-destination'));\n var container = arrowParent.parentNode;\n var destinationElem = void 0;\n eachChildren(container, function (child) {\n if (child.getAttribute('data-key') === destination) {\n destinationElem = child;\n }\n });\n if (!destinationElem) {\n return;\n }\n try {\n var distance = destinationElem.offsetTop - arrowParent.offsetTop;\n svg.setAttribute('height', Math.abs(distance) + 6);\n style.top = -8 + (distance > 0 ? 0 : distance) + 'px';\n var curve = distance > 0 ? 'M30,0 Q-10,' + Math.round(distance / 2) + ' 26,' + (distance - 4) : 'M30,' + -distance + ' Q-10,' + Math.round(-distance / 2) + ' 26,4';\n path.setAttribute('d', curve);\n svg.style.display = '';\n } catch (err) {}\n });\n};\n\n/* jshint camelcase: true */\n/* eslint-enable camelcase */\n\nvar showUnchanged = function showUnchanged(show, node, delay) {\n var el = node || document.body;\n var prefix = 'jsondiffpatch-unchanged-';\n var classes = {\n showing: prefix + 'showing',\n hiding: prefix + 'hiding',\n visible: prefix + 'visible',\n hidden: prefix + 'hidden'\n };\n var list = el.classList;\n if (!list) {\n return;\n }\n if (!delay) {\n list.remove(classes.showing);\n list.remove(classes.hiding);\n list.remove(classes.visible);\n list.remove(classes.hidden);\n if (show === false) {\n list.add(classes.hidden);\n }\n return;\n }\n if (show === false) {\n list.remove(classes.showing);\n list.add(classes.visible);\n setTimeout(function () {\n list.add(classes.hiding);\n }, 10);\n } else {\n list.remove(classes.hiding);\n list.add(classes.showing);\n list.remove(classes.hidden);\n }\n var intervalId = setInterval(function () {\n adjustArrows(el);\n }, 100);\n setTimeout(function () {\n list.remove(classes.showing);\n list.remove(classes.hiding);\n if (show === false) {\n list.add(classes.hidden);\n list.remove(classes.visible);\n } else {\n list.add(classes.visible);\n list.remove(classes.hidden);\n }\n setTimeout(function () {\n list.remove(classes.visible);\n clearInterval(intervalId);\n }, delay + 400);\n }, delay);\n};\n\nvar hideUnchanged = function hideUnchanged(node, delay) {\n return showUnchanged(false, node, delay);\n};\n\nvar defaultInstance = void 0;\n\nfunction format(delta, left) {\n if (!defaultInstance) {\n defaultInstance = new HtmlFormatter();\n }\n return defaultInstance.format(delta, left);\n}\n\n\n\nvar html = Object.freeze({\n\tshowUnchanged: showUnchanged,\n\thideUnchanged: hideUnchanged,\n\tdefault: HtmlFormatter,\n\tformat: format\n});\n\nvar AnnotatedFormatter = function (_BaseFormatter) {\n inherits(AnnotatedFormatter, _BaseFormatter);\n\n function AnnotatedFormatter() {\n classCallCheck(this, AnnotatedFormatter);\n\n var _this = possibleConstructorReturn(this, (AnnotatedFormatter.__proto__ || Object.getPrototypeOf(AnnotatedFormatter)).call(this));\n\n _this.includeMoveDestinations = false;\n return _this;\n }\n\n createClass(AnnotatedFormatter, [{\n key: 'prepareContext',\n value: function prepareContext(context) {\n get(AnnotatedFormatter.prototype.__proto__ || Object.getPrototypeOf(AnnotatedFormatter.prototype), 'prepareContext', this).call(this, context);\n context.indent = function (levels) {\n this.indentLevel = (this.indentLevel || 0) + (typeof levels === 'undefined' ? 1 : levels);\n this.indentPad = new Array(this.indentLevel + 1).join('  ');\n };\n context.row = function (json, htmlNote) {\n context.out('' + '
    ');\n        context.out(context.indentPad);\n        context.out('
    ');\n        context.out(json);\n        context.out('
    ');\n context.out(htmlNote);\n context.out('
    ');\n };\n }\n }, {\n key: 'typeFormattterErrorFormatter',\n value: function typeFormattterErrorFormatter(context, err) {\n context.row('', '
    ' + err + '
    ');\n }\n }, {\n key: 'formatTextDiffString',\n value: function formatTextDiffString(context, value) {\n var lines = this.parseTextDiff(value);\n context.out('
      ');\n for (var i = 0, l = lines.length; i < l; i++) {\n var line = lines[i];\n context.out('
    • ' + ('' + line.location.line + '' + line.location.chr + '
      '));\n var pieces = line.pieces;\n for (var pieceIndex = 0, piecesLength = pieces.length; pieceIndex < piecesLength; pieceIndex++) {\n var piece = pieces[pieceIndex];\n context.out('' + piece.text + '');\n }\n context.out('
    • ');\n }\n context.out('
    ');\n }\n }, {\n key: 'rootBegin',\n value: function rootBegin(context, type, nodeType) {\n context.out('');\n if (type === 'node') {\n context.row('{');\n context.indent();\n }\n if (nodeType === 'array') {\n context.row('\"_t\": \"a\",', 'Array delta (member names indicate array indices)');\n }\n }\n }, {\n key: 'rootEnd',\n value: function rootEnd(context, type) {\n if (type === 'node') {\n context.indent(-1);\n context.row('}');\n }\n context.out('
    ');\n }\n }, {\n key: 'nodeBegin',\n value: function nodeBegin(context, key, leftKey, type, nodeType) {\n context.row('"' + key + '": {');\n if (type === 'node') {\n context.indent();\n }\n if (nodeType === 'array') {\n context.row('\"_t\": \"a\",', 'Array delta (member names indicate array indices)');\n }\n }\n }, {\n key: 'nodeEnd',\n value: function nodeEnd(context, key, leftKey, type, nodeType, isLast) {\n if (type === 'node') {\n context.indent(-1);\n }\n context.row('}' + (isLast ? '' : ','));\n }\n\n /* jshint camelcase: false */\n\n /* eslint-disable camelcase */\n\n }, {\n key: 'format_unchanged',\n value: function format_unchanged() {}\n }, {\n key: 'format_movedestination',\n value: function format_movedestination() {}\n }, {\n key: 'format_node',\n value: function format_node(context, delta, left) {\n // recurse\n this.formatDeltaChildren(context, delta, left);\n }\n }]);\n return AnnotatedFormatter;\n}(BaseFormatter);\n\n/* eslint-enable camelcase */\n\nvar wrapPropertyName = function wrapPropertyName(name) {\n return '
    "' + name + '"
    ';\n};\n\nvar deltaAnnotations = {\n added: function added(delta, left, key, leftKey) {\n var formatLegend = '
    ([newValue])
    ';\n if (typeof leftKey === 'undefined') {\n return 'new value' + formatLegend;\n }\n if (typeof leftKey === 'number') {\n return 'insert at index ' + leftKey + formatLegend;\n }\n return 'add property ' + wrapPropertyName(leftKey) + formatLegend;\n },\n modified: function modified(delta, left, key, leftKey) {\n var formatLegend = '
    ([previousValue, newValue])
    ';\n if (typeof leftKey === 'undefined') {\n return 'modify value' + formatLegend;\n }\n if (typeof leftKey === 'number') {\n return 'modify at index ' + leftKey + formatLegend;\n }\n return 'modify property ' + wrapPropertyName(leftKey) + formatLegend;\n },\n deleted: function deleted(delta, left, key, leftKey) {\n var formatLegend = '
    ([previousValue, 0, 0])
    ';\n if (typeof leftKey === 'undefined') {\n return 'delete value' + formatLegend;\n }\n if (typeof leftKey === 'number') {\n return 'remove index ' + leftKey + formatLegend;\n }\n return 'delete property ' + wrapPropertyName(leftKey) + formatLegend;\n },\n moved: function moved(delta, left, key, leftKey) {\n return 'move from ' + ('index ' + leftKey + ' to index ' + delta[1] + '');\n },\n textdiff: function textdiff(delta, left, key, leftKey) {\n var location = typeof leftKey === 'undefined' ? '' : typeof leftKey === 'number' ? ' at index ' + leftKey : ' at property ' + wrapPropertyName(leftKey);\n return 'text diff' + location + ', format is a variation of Unidiff';\n }\n};\n\nvar formatAnyChange = function formatAnyChange(context, delta) {\n var deltaType = this.getDeltaType(delta);\n var annotator = deltaAnnotations[deltaType];\n var htmlNote = annotator && annotator.apply(annotator, Array.prototype.slice.call(arguments, 1));\n var json = JSON.stringify(delta, null, 2);\n if (deltaType === 'textdiff') {\n // split text diffs lines\n json = json.split('\\\\n').join('\\\\n\"+\\n \"');\n }\n context.indent();\n context.row(json, htmlNote);\n context.indent(-1);\n};\n\n/* eslint-disable camelcase */\nAnnotatedFormatter.prototype.format_added = formatAnyChange;\nAnnotatedFormatter.prototype.format_modified = formatAnyChange;\nAnnotatedFormatter.prototype.format_deleted = formatAnyChange;\nAnnotatedFormatter.prototype.format_moved = formatAnyChange;\nAnnotatedFormatter.prototype.format_textdiff = formatAnyChange;\nvar defaultInstance$1 = void 0;\n\nfunction format$1(delta, left) {\n if (!defaultInstance$1) {\n defaultInstance$1 = new AnnotatedFormatter();\n }\n return defaultInstance$1.format(delta, left);\n}\n\n\n\nvar annotated = Object.freeze({\n\tdefault: AnnotatedFormatter,\n\tformat: format$1\n});\n\nvar OPERATIONS = {\n add: 'add',\n remove: 'remove',\n replace: 'replace',\n move: 'move'\n};\n\nvar JSONFormatter = function (_BaseFormatter) {\n inherits(JSONFormatter, _BaseFormatter);\n\n function JSONFormatter() {\n classCallCheck(this, JSONFormatter);\n\n var _this = possibleConstructorReturn(this, (JSONFormatter.__proto__ || Object.getPrototypeOf(JSONFormatter)).call(this));\n\n _this.includeMoveDestinations = true;\n return _this;\n }\n\n createClass(JSONFormatter, [{\n key: 'prepareContext',\n value: function prepareContext(context) {\n get(JSONFormatter.prototype.__proto__ || Object.getPrototypeOf(JSONFormatter.prototype), 'prepareContext', this).call(this, context);\n context.result = [];\n context.path = [];\n context.pushCurrentOp = function (obj) {\n var op = obj.op,\n value = obj.value;\n\n var val = {\n op: op,\n path: this.currentPath()\n };\n if (typeof value !== 'undefined') {\n val.value = value;\n }\n this.result.push(val);\n };\n\n context.pushMoveOp = function (to) {\n var from = this.currentPath();\n this.result.push({\n op: OPERATIONS.move,\n from: from,\n path: this.toPath(to)\n });\n };\n\n context.currentPath = function () {\n return '/' + this.path.join('/');\n };\n\n context.toPath = function (toPath) {\n var to = this.path.slice();\n to[to.length - 1] = toPath;\n return '/' + to.join('/');\n };\n }\n }, {\n key: 'typeFormattterErrorFormatter',\n value: function typeFormattterErrorFormatter(context, err) {\n context.out('[ERROR] ' + err);\n }\n }, {\n key: 'rootBegin',\n value: function rootBegin() {}\n }, {\n key: 'rootEnd',\n value: function rootEnd() {}\n }, {\n key: 'nodeBegin',\n value: function nodeBegin(_ref, key, leftKey) {\n var path = _ref.path;\n\n path.push(leftKey);\n }\n }, {\n key: 'nodeEnd',\n value: function nodeEnd(_ref2) {\n var path = _ref2.path;\n\n path.pop();\n }\n\n /* jshint camelcase: false */\n /* eslint-disable camelcase */\n\n }, {\n key: 'format_unchanged',\n value: function format_unchanged() {}\n }, {\n key: 'format_movedestination',\n value: function format_movedestination() {}\n }, {\n key: 'format_node',\n value: function format_node(context, delta, left) {\n this.formatDeltaChildren(context, delta, left);\n }\n }, {\n key: 'format_added',\n value: function format_added(context, delta) {\n context.pushCurrentOp({ op: OPERATIONS.add, value: delta[0] });\n }\n }, {\n key: 'format_modified',\n value: function format_modified(context, delta) {\n context.pushCurrentOp({ op: OPERATIONS.replace, value: delta[1] });\n }\n }, {\n key: 'format_deleted',\n value: function format_deleted(context) {\n context.pushCurrentOp({ op: OPERATIONS.remove });\n }\n }, {\n key: 'format_moved',\n value: function format_moved(context, delta) {\n var to = delta[1];\n context.pushMoveOp(to);\n }\n }, {\n key: 'format_textdiff',\n value: function format_textdiff() {\n throw new Error('Not implemented');\n }\n }, {\n key: 'format',\n value: function format(delta, left) {\n var context = {};\n this.prepareContext(context);\n this.recurse(context, delta, left);\n return context.result;\n }\n }]);\n return JSONFormatter;\n}(BaseFormatter);\n\nvar last = function last(arr) {\n return arr[arr.length - 1];\n};\n\nvar sortBy = function sortBy(arr, pred) {\n arr.sort(pred);\n return arr;\n};\n\nvar compareByIndexDesc = function compareByIndexDesc(indexA, indexB) {\n var lastA = parseInt(indexA, 10);\n var lastB = parseInt(indexB, 10);\n if (!(isNaN(lastA) || isNaN(lastB))) {\n return lastB - lastA;\n } else {\n return 0;\n }\n};\n\nvar opsByDescendingOrder = function opsByDescendingOrder(removeOps) {\n return sortBy(removeOps, function (a, b) {\n var splitA = a.path.split('/');\n var splitB = b.path.split('/');\n if (splitA.length !== splitB.length) {\n return splitA.length - splitB.length;\n } else {\n return compareByIndexDesc(last(splitA), last(splitB));\n }\n });\n};\n\nvar partitionOps = function partitionOps(arr, fns) {\n var initArr = Array(fns.length + 1).fill().map(function () {\n return [];\n });\n return arr.map(function (item) {\n var position = fns.map(function (fn) {\n return fn(item);\n }).indexOf(true);\n if (position < 0) {\n position = fns.length;\n }\n return { item: item, position: position };\n }).reduce(function (acc, item) {\n acc[item.position].push(item.item);\n return acc;\n }, initArr);\n};\nvar isMoveOp = function isMoveOp(_ref3) {\n var op = _ref3.op;\n return op === 'move';\n};\nvar isRemoveOp = function isRemoveOp(_ref4) {\n var op = _ref4.op;\n return op === 'remove';\n};\n\nvar reorderOps = function reorderOps(diff) {\n var _partitionOps = partitionOps(diff, [isMoveOp, isRemoveOp]),\n _partitionOps2 = slicedToArray(_partitionOps, 3),\n moveOps = _partitionOps2[0],\n removedOps = _partitionOps2[1],\n restOps = _partitionOps2[2];\n\n var removeOpsReverse = opsByDescendingOrder(removedOps);\n return [].concat(toConsumableArray(removeOpsReverse), toConsumableArray(moveOps), toConsumableArray(restOps));\n};\n\nvar defaultInstance$2 = void 0;\n\nvar format$2 = function format(delta, left) {\n if (!defaultInstance$2) {\n defaultInstance$2 = new JSONFormatter();\n }\n return reorderOps(defaultInstance$2.format(delta, left));\n};\n\nvar log = function log(delta, left) {\n console.log(format$2(delta, left));\n};\n\n\n\nvar jsonpatch = Object.freeze({\n\tdefault: JSONFormatter,\n\tpartitionOps: partitionOps,\n\tformat: format$2,\n\tlog: log\n});\n\nfunction chalkColor(name) {\n return chalk && chalk[name] || function () {\n for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {\n args[_key] = arguments[_key];\n }\n\n return args;\n };\n}\n\nvar colors = {\n added: chalkColor('green'),\n deleted: chalkColor('red'),\n movedestination: chalkColor('gray'),\n moved: chalkColor('yellow'),\n unchanged: chalkColor('gray'),\n error: chalkColor('white.bgRed'),\n textDiffLine: chalkColor('gray')\n};\n\nvar ConsoleFormatter = function (_BaseFormatter) {\n inherits(ConsoleFormatter, _BaseFormatter);\n\n function ConsoleFormatter() {\n classCallCheck(this, ConsoleFormatter);\n\n var _this = possibleConstructorReturn(this, (ConsoleFormatter.__proto__ || Object.getPrototypeOf(ConsoleFormatter)).call(this));\n\n _this.includeMoveDestinations = false;\n return _this;\n }\n\n createClass(ConsoleFormatter, [{\n key: 'prepareContext',\n value: function prepareContext(context) {\n get(ConsoleFormatter.prototype.__proto__ || Object.getPrototypeOf(ConsoleFormatter.prototype), 'prepareContext', this).call(this, context);\n context.indent = function (levels) {\n this.indentLevel = (this.indentLevel || 0) + (typeof levels === 'undefined' ? 1 : levels);\n this.indentPad = new Array(this.indentLevel + 1).join(' ');\n this.outLine();\n };\n context.outLine = function () {\n this.buffer.push('\\n' + (this.indentPad || ''));\n };\n context.out = function () {\n for (var _len2 = arguments.length, args = Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {\n args[_key2] = arguments[_key2];\n }\n\n for (var i = 0, l = args.length; i < l; i++) {\n var lines = args[i].split('\\n');\n var text = lines.join('\\n' + (this.indentPad || ''));\n if (this.color && this.color[0]) {\n text = this.color[0](text);\n }\n this.buffer.push(text);\n }\n };\n context.pushColor = function (color) {\n this.color = this.color || [];\n this.color.unshift(color);\n };\n context.popColor = function () {\n this.color = this.color || [];\n this.color.shift();\n };\n }\n }, {\n key: 'typeFormattterErrorFormatter',\n value: function typeFormattterErrorFormatter(context, err) {\n context.pushColor(colors.error);\n context.out('[ERROR]' + err);\n context.popColor();\n }\n }, {\n key: 'formatValue',\n value: function formatValue(context, value) {\n context.out(JSON.stringify(value, null, 2));\n }\n }, {\n key: 'formatTextDiffString',\n value: function formatTextDiffString(context, value) {\n var lines = this.parseTextDiff(value);\n context.indent();\n for (var i = 0, l = lines.length; i < l; i++) {\n var line = lines[i];\n context.pushColor(colors.textDiffLine);\n context.out(line.location.line + ',' + line.location.chr + ' ');\n context.popColor();\n var pieces = line.pieces;\n for (var pieceIndex = 0, piecesLength = pieces.length; pieceIndex < piecesLength; pieceIndex++) {\n var piece = pieces[pieceIndex];\n context.pushColor(colors[piece.type]);\n context.out(piece.text);\n context.popColor();\n }\n if (i < l - 1) {\n context.outLine();\n }\n }\n context.indent(-1);\n }\n }, {\n key: 'rootBegin',\n value: function rootBegin(context, type, nodeType) {\n context.pushColor(colors[type]);\n if (type === 'node') {\n context.out(nodeType === 'array' ? '[' : '{');\n context.indent();\n }\n }\n }, {\n key: 'rootEnd',\n value: function rootEnd(context, type, nodeType) {\n if (type === 'node') {\n context.indent(-1);\n context.out(nodeType === 'array' ? ']' : '}');\n }\n context.popColor();\n }\n }, {\n key: 'nodeBegin',\n value: function nodeBegin(context, key, leftKey, type, nodeType) {\n context.pushColor(colors[type]);\n context.out(leftKey + ': ');\n if (type === 'node') {\n context.out(nodeType === 'array' ? '[' : '{');\n context.indent();\n }\n }\n }, {\n key: 'nodeEnd',\n value: function nodeEnd(context, key, leftKey, type, nodeType, isLast) {\n if (type === 'node') {\n context.indent(-1);\n context.out(nodeType === 'array' ? ']' : '}' + (isLast ? '' : ','));\n }\n if (!isLast) {\n context.outLine();\n }\n context.popColor();\n }\n\n /* jshint camelcase: false */\n /* eslint-disable camelcase */\n\n }, {\n key: 'format_unchanged',\n value: function format_unchanged(context, delta, left) {\n if (typeof left === 'undefined') {\n return;\n }\n this.formatValue(context, left);\n }\n }, {\n key: 'format_movedestination',\n value: function format_movedestination(context, delta, left) {\n if (typeof left === 'undefined') {\n return;\n }\n this.formatValue(context, left);\n }\n }, {\n key: 'format_node',\n value: function format_node(context, delta, left) {\n // recurse\n this.formatDeltaChildren(context, delta, left);\n }\n }, {\n key: 'format_added',\n value: function format_added(context, delta) {\n this.formatValue(context, delta[0]);\n }\n }, {\n key: 'format_modified',\n value: function format_modified(context, delta) {\n context.pushColor(colors.deleted);\n this.formatValue(context, delta[0]);\n context.popColor();\n context.out(' => ');\n context.pushColor(colors.added);\n this.formatValue(context, delta[1]);\n context.popColor();\n }\n }, {\n key: 'format_deleted',\n value: function format_deleted(context, delta) {\n this.formatValue(context, delta[0]);\n }\n }, {\n key: 'format_moved',\n value: function format_moved(context, delta) {\n context.out('==> ' + delta[1]);\n }\n }, {\n key: 'format_textdiff',\n value: function format_textdiff(context, delta) {\n this.formatTextDiffString(context, delta[0]);\n }\n }]);\n return ConsoleFormatter;\n}(BaseFormatter);\n\nvar defaultInstance$3 = void 0;\n\nvar format$3 = function format(delta, left) {\n if (!defaultInstance$3) {\n defaultInstance$3 = new ConsoleFormatter();\n }\n return defaultInstance$3.format(delta, left);\n};\n\nfunction log$1(delta, left) {\n console.log(format$3(delta, left));\n}\n\n\n\nvar console$1 = Object.freeze({\n\tdefault: ConsoleFormatter,\n\tformat: format$3,\n\tlog: log$1\n});\n\n\n\nvar index = Object.freeze({\n\tbase: base,\n\thtml: html,\n\tannotated: annotated,\n\tjsonpatch: jsonpatch,\n\tconsole: console$1\n});\n\n// use as 2nd parameter for JSON.parse to revive Date instances\nfunction dateReviver(key, value) {\n var parts = void 0;\n if (typeof value === 'string') {\n // eslint-disable-next-line max-len\n parts = /^(\\d{4})-(\\d{2})-(\\d{2})T(\\d{2}):(\\d{2}):(\\d{2})(?:\\.(\\d*))?(Z|([+-])(\\d{2}):(\\d{2}))$/.exec(value);\n if (parts) {\n return new Date(Date.UTC(+parts[1], +parts[2] - 1, +parts[3], +parts[4], +parts[5], +parts[6], +(parts[7] || 0)));\n }\n }\n return value;\n}\n\nfunction create(options) {\n return new DiffPatcher(options);\n}\n\nvar defaultInstance$4 = void 0;\n\nfunction diff() {\n if (!defaultInstance$4) {\n defaultInstance$4 = new DiffPatcher();\n }\n return defaultInstance$4.diff.apply(defaultInstance$4, arguments);\n}\n\nfunction patch() {\n if (!defaultInstance$4) {\n defaultInstance$4 = new DiffPatcher();\n }\n return defaultInstance$4.patch.apply(defaultInstance$4, arguments);\n}\n\nfunction unpatch() {\n if (!defaultInstance$4) {\n defaultInstance$4 = new DiffPatcher();\n }\n return defaultInstance$4.unpatch.apply(defaultInstance$4, arguments);\n}\n\nfunction reverse() {\n if (!defaultInstance$4) {\n defaultInstance$4 = new DiffPatcher();\n }\n return defaultInstance$4.reverse.apply(defaultInstance$4, arguments);\n}\n\nfunction clone$1() {\n if (!defaultInstance$4) {\n defaultInstance$4 = new DiffPatcher();\n }\n return defaultInstance$4.clone.apply(defaultInstance$4, arguments);\n}\n\nexports.DiffPatcher = DiffPatcher;\nexports.formatters = index;\nexports.console = console$1;\nexports.create = create;\nexports.dateReviver = dateReviver;\nexports.diff = diff;\nexports.patch = patch;\nexports.unpatch = unpatch;\nexports.reverse = reverse;\nexports.clone = clone$1;\n\nObject.defineProperty(exports, '__esModule', { value: true });\n\n})));\n", "'use strict'\n\nconst { hasOwnProperty } = Object.prototype\n\nconst stringify = configure()\n\n// @ts-expect-error\nstringify.configure = configure\n// @ts-expect-error\nstringify.stringify = stringify\n\n// @ts-expect-error\nstringify.default = stringify\n\n// @ts-expect-error used for named export\nexports.stringify = stringify\n// @ts-expect-error used for named export\nexports.configure = configure\n\nmodule.exports = stringify\n\n// eslint-disable-next-line no-control-regex\nconst strEscapeSequencesRegExp = /[\\u0000-\\u001f\\u0022\\u005c\\ud800-\\udfff]|[\\ud800-\\udbff](?![\\udc00-\\udfff])|(?:[^\\ud800-\\udbff]|^)[\\udc00-\\udfff]/\n\n// Escape C0 control characters, double quotes, the backslash and every code\n// unit with a numeric value in the inclusive range 0xD800 to 0xDFFF.\nfunction strEscape (str) {\n // Some magic numbers that worked out fine while benchmarking with v8 8.0\n if (str.length < 5000 && !strEscapeSequencesRegExp.test(str)) {\n return `\"${str}\"`\n }\n return JSON.stringify(str)\n}\n\nfunction insertSort (array) {\n // Insertion sort is very efficient for small input sizes but it has a bad\n // worst case complexity. Thus, use native array sort for bigger values.\n if (array.length > 2e2) {\n return array.sort()\n }\n for (let i = 1; i < array.length; i++) {\n const currentValue = array[i]\n let position = i\n while (position !== 0 && array[position - 1] > currentValue) {\n array[position] = array[position - 1]\n position--\n }\n array[position] = currentValue\n }\n return array\n}\n\nconst typedArrayPrototypeGetSymbolToStringTag =\n Object.getOwnPropertyDescriptor(\n Object.getPrototypeOf(\n Object.getPrototypeOf(\n new Int8Array()\n )\n ),\n Symbol.toStringTag\n ).get\n\nfunction isTypedArrayWithEntries (value) {\n return typedArrayPrototypeGetSymbolToStringTag.call(value) !== undefined && value.length !== 0\n}\n\nfunction stringifyTypedArray (array, separator, maximumBreadth) {\n if (array.length < maximumBreadth) {\n maximumBreadth = array.length\n }\n const whitespace = separator === ',' ? '' : ' '\n let res = `\"0\":${whitespace}${array[0]}`\n for (let i = 1; i < maximumBreadth; i++) {\n res += `${separator}\"${i}\":${whitespace}${array[i]}`\n }\n return res\n}\n\nfunction getCircularValueOption (options) {\n if (hasOwnProperty.call(options, 'circularValue')) {\n const circularValue = options.circularValue\n if (typeof circularValue === 'string') {\n return `\"${circularValue}\"`\n }\n if (circularValue == null) {\n return circularValue\n }\n if (circularValue === Error || circularValue === TypeError) {\n return {\n toString () {\n throw new TypeError('Converting circular structure to JSON')\n }\n }\n }\n throw new TypeError('The \"circularValue\" argument must be of type string or the value null or undefined')\n }\n return '\"[Circular]\"'\n}\n\nfunction getBooleanOption (options, key) {\n let value\n if (hasOwnProperty.call(options, key)) {\n value = options[key]\n if (typeof value !== 'boolean') {\n throw new TypeError(`The \"${key}\" argument must be of type boolean`)\n }\n }\n return value === undefined ? true : value\n}\n\nfunction getPositiveIntegerOption (options, key) {\n let value\n if (hasOwnProperty.call(options, key)) {\n value = options[key]\n if (typeof value !== 'number') {\n throw new TypeError(`The \"${key}\" argument must be of type number`)\n }\n if (!Number.isInteger(value)) {\n throw new TypeError(`The \"${key}\" argument must be an integer`)\n }\n if (value < 1) {\n throw new RangeError(`The \"${key}\" argument must be >= 1`)\n }\n }\n return value === undefined ? Infinity : value\n}\n\nfunction getItemCount (number) {\n if (number === 1) {\n return '1 item'\n }\n return `${number} items`\n}\n\nfunction getUniqueReplacerSet (replacerArray) {\n const replacerSet = new Set()\n for (const value of replacerArray) {\n if (typeof value === 'string' || typeof value === 'number') {\n replacerSet.add(String(value))\n }\n }\n return replacerSet\n}\n\nfunction getStrictOption (options) {\n if (hasOwnProperty.call(options, 'strict')) {\n const value = options.strict\n if (typeof value !== 'boolean') {\n throw new TypeError('The \"strict\" argument must be of type boolean')\n }\n if (value) {\n return (value) => {\n let message = `Object can not safely be stringified. Received type ${typeof value}`\n if (typeof value !== 'function') message += ` (${value.toString()})`\n throw new Error(message)\n }\n }\n }\n}\n\nfunction configure (options) {\n options = { ...options }\n const fail = getStrictOption(options)\n if (fail) {\n if (options.bigint === undefined) {\n options.bigint = false\n }\n if (!('circularValue' in options)) {\n options.circularValue = Error\n }\n }\n const circularValue = getCircularValueOption(options)\n const bigint = getBooleanOption(options, 'bigint')\n const deterministic = getBooleanOption(options, 'deterministic')\n const maximumDepth = getPositiveIntegerOption(options, 'maximumDepth')\n const maximumBreadth = getPositiveIntegerOption(options, 'maximumBreadth')\n\n function stringifyFnReplacer (key, parent, stack, replacer, spacer, indentation) {\n let value = parent[key]\n\n if (typeof value === 'object' && value !== null && typeof value.toJSON === 'function') {\n value = value.toJSON(key)\n }\n value = replacer.call(parent, key, value)\n\n switch (typeof value) {\n case 'string':\n return strEscape(value)\n case 'object': {\n if (value === null) {\n return 'null'\n }\n if (stack.indexOf(value) !== -1) {\n return circularValue\n }\n\n let res = ''\n let join = ','\n const originalIndentation = indentation\n\n if (Array.isArray(value)) {\n if (value.length === 0) {\n return '[]'\n }\n if (maximumDepth < stack.length + 1) {\n return '\"[Array]\"'\n }\n stack.push(value)\n if (spacer !== '') {\n indentation += spacer\n res += `\\n${indentation}`\n join = `,\\n${indentation}`\n }\n const maximumValuesToStringify = Math.min(value.length, maximumBreadth)\n let i = 0\n for (; i < maximumValuesToStringify - 1; i++) {\n const tmp = stringifyFnReplacer(String(i), value, stack, replacer, spacer, indentation)\n res += tmp !== undefined ? tmp : 'null'\n res += join\n }\n const tmp = stringifyFnReplacer(String(i), value, stack, replacer, spacer, indentation)\n res += tmp !== undefined ? tmp : 'null'\n if (value.length - 1 > maximumBreadth) {\n const removedKeys = value.length - maximumBreadth - 1\n res += `${join}\"... ${getItemCount(removedKeys)} not stringified\"`\n }\n if (spacer !== '') {\n res += `\\n${originalIndentation}`\n }\n stack.pop()\n return `[${res}]`\n }\n\n let keys = Object.keys(value)\n const keyLength = keys.length\n if (keyLength === 0) {\n return '{}'\n }\n if (maximumDepth < stack.length + 1) {\n return '\"[Object]\"'\n }\n let whitespace = ''\n let separator = ''\n if (spacer !== '') {\n indentation += spacer\n join = `,\\n${indentation}`\n whitespace = ' '\n }\n const maximumPropertiesToStringify = Math.min(keyLength, maximumBreadth)\n if (deterministic && !isTypedArrayWithEntries(value)) {\n keys = insertSort(keys)\n }\n stack.push(value)\n for (let i = 0; i < maximumPropertiesToStringify; i++) {\n const key = keys[i]\n const tmp = stringifyFnReplacer(key, value, stack, replacer, spacer, indentation)\n if (tmp !== undefined) {\n res += `${separator}${strEscape(key)}:${whitespace}${tmp}`\n separator = join\n }\n }\n if (keyLength > maximumBreadth) {\n const removedKeys = keyLength - maximumBreadth\n res += `${separator}\"...\":${whitespace}\"${getItemCount(removedKeys)} not stringified\"`\n separator = join\n }\n if (spacer !== '' && separator.length > 1) {\n res = `\\n${indentation}${res}\\n${originalIndentation}`\n }\n stack.pop()\n return `{${res}}`\n }\n case 'number':\n return isFinite(value) ? String(value) : fail ? fail(value) : 'null'\n case 'boolean':\n return value === true ? 'true' : 'false'\n case 'undefined':\n return undefined\n case 'bigint':\n if (bigint) {\n return String(value)\n }\n // fallthrough\n default:\n return fail ? fail(value) : undefined\n }\n }\n\n function stringifyArrayReplacer (key, value, stack, replacer, spacer, indentation) {\n if (typeof value === 'object' && value !== null && typeof value.toJSON === 'function') {\n value = value.toJSON(key)\n }\n\n switch (typeof value) {\n case 'string':\n return strEscape(value)\n case 'object': {\n if (value === null) {\n return 'null'\n }\n if (stack.indexOf(value) !== -1) {\n return circularValue\n }\n\n const originalIndentation = indentation\n let res = ''\n let join = ','\n\n if (Array.isArray(value)) {\n if (value.length === 0) {\n return '[]'\n }\n if (maximumDepth < stack.length + 1) {\n return '\"[Array]\"'\n }\n stack.push(value)\n if (spacer !== '') {\n indentation += spacer\n res += `\\n${indentation}`\n join = `,\\n${indentation}`\n }\n const maximumValuesToStringify = Math.min(value.length, maximumBreadth)\n let i = 0\n for (; i < maximumValuesToStringify - 1; i++) {\n const tmp = stringifyArrayReplacer(String(i), value[i], stack, replacer, spacer, indentation)\n res += tmp !== undefined ? tmp : 'null'\n res += join\n }\n const tmp = stringifyArrayReplacer(String(i), value[i], stack, replacer, spacer, indentation)\n res += tmp !== undefined ? tmp : 'null'\n if (value.length - 1 > maximumBreadth) {\n const removedKeys = value.length - maximumBreadth - 1\n res += `${join}\"... ${getItemCount(removedKeys)} not stringified\"`\n }\n if (spacer !== '') {\n res += `\\n${originalIndentation}`\n }\n stack.pop()\n return `[${res}]`\n }\n stack.push(value)\n let whitespace = ''\n if (spacer !== '') {\n indentation += spacer\n join = `,\\n${indentation}`\n whitespace = ' '\n }\n let separator = ''\n for (const key of replacer) {\n const tmp = stringifyArrayReplacer(key, value[key], stack, replacer, spacer, indentation)\n if (tmp !== undefined) {\n res += `${separator}${strEscape(key)}:${whitespace}${tmp}`\n separator = join\n }\n }\n if (spacer !== '' && separator.length > 1) {\n res = `\\n${indentation}${res}\\n${originalIndentation}`\n }\n stack.pop()\n return `{${res}}`\n }\n case 'number':\n return isFinite(value) ? String(value) : fail ? fail(value) : 'null'\n case 'boolean':\n return value === true ? 'true' : 'false'\n case 'undefined':\n return undefined\n case 'bigint':\n if (bigint) {\n return String(value)\n }\n // fallthrough\n default:\n return fail ? fail(value) : undefined\n }\n }\n\n function stringifyIndent (key, value, stack, spacer, indentation) {\n switch (typeof value) {\n case 'string':\n return strEscape(value)\n case 'object': {\n if (value === null) {\n return 'null'\n }\n if (typeof value.toJSON === 'function') {\n value = value.toJSON(key)\n // Prevent calling `toJSON` again.\n if (typeof value !== 'object') {\n return stringifyIndent(key, value, stack, spacer, indentation)\n }\n if (value === null) {\n return 'null'\n }\n }\n if (stack.indexOf(value) !== -1) {\n return circularValue\n }\n const originalIndentation = indentation\n\n if (Array.isArray(value)) {\n if (value.length === 0) {\n return '[]'\n }\n if (maximumDepth < stack.length + 1) {\n return '\"[Array]\"'\n }\n stack.push(value)\n indentation += spacer\n let res = `\\n${indentation}`\n const join = `,\\n${indentation}`\n const maximumValuesToStringify = Math.min(value.length, maximumBreadth)\n let i = 0\n for (; i < maximumValuesToStringify - 1; i++) {\n const tmp = stringifyIndent(String(i), value[i], stack, spacer, indentation)\n res += tmp !== undefined ? tmp : 'null'\n res += join\n }\n const tmp = stringifyIndent(String(i), value[i], stack, spacer, indentation)\n res += tmp !== undefined ? tmp : 'null'\n if (value.length - 1 > maximumBreadth) {\n const removedKeys = value.length - maximumBreadth - 1\n res += `${join}\"... ${getItemCount(removedKeys)} not stringified\"`\n }\n res += `\\n${originalIndentation}`\n stack.pop()\n return `[${res}]`\n }\n\n let keys = Object.keys(value)\n const keyLength = keys.length\n if (keyLength === 0) {\n return '{}'\n }\n if (maximumDepth < stack.length + 1) {\n return '\"[Object]\"'\n }\n indentation += spacer\n const join = `,\\n${indentation}`\n let res = ''\n let separator = ''\n let maximumPropertiesToStringify = Math.min(keyLength, maximumBreadth)\n if (isTypedArrayWithEntries(value)) {\n res += stringifyTypedArray(value, join, maximumBreadth)\n keys = keys.slice(value.length)\n maximumPropertiesToStringify -= value.length\n separator = join\n }\n if (deterministic) {\n keys = insertSort(keys)\n }\n stack.push(value)\n for (let i = 0; i < maximumPropertiesToStringify; i++) {\n const key = keys[i]\n const tmp = stringifyIndent(key, value[key], stack, spacer, indentation)\n if (tmp !== undefined) {\n res += `${separator}${strEscape(key)}: ${tmp}`\n separator = join\n }\n }\n if (keyLength > maximumBreadth) {\n const removedKeys = keyLength - maximumBreadth\n res += `${separator}\"...\": \"${getItemCount(removedKeys)} not stringified\"`\n separator = join\n }\n if (separator !== '') {\n res = `\\n${indentation}${res}\\n${originalIndentation}`\n }\n stack.pop()\n return `{${res}}`\n }\n case 'number':\n return isFinite(value) ? String(value) : fail ? fail(value) : 'null'\n case 'boolean':\n return value === true ? 'true' : 'false'\n case 'undefined':\n return undefined\n case 'bigint':\n if (bigint) {\n return String(value)\n }\n // fallthrough\n default:\n return fail ? fail(value) : undefined\n }\n }\n\n function stringifySimple (key, value, stack) {\n switch (typeof value) {\n case 'string':\n return strEscape(value)\n case 'object': {\n if (value === null) {\n return 'null'\n }\n if (typeof value.toJSON === 'function') {\n value = value.toJSON(key)\n // Prevent calling `toJSON` again\n if (typeof value !== 'object') {\n return stringifySimple(key, value, stack)\n }\n if (value === null) {\n return 'null'\n }\n }\n if (stack.indexOf(value) !== -1) {\n return circularValue\n }\n\n let res = ''\n\n if (Array.isArray(value)) {\n if (value.length === 0) {\n return '[]'\n }\n if (maximumDepth < stack.length + 1) {\n return '\"[Array]\"'\n }\n stack.push(value)\n const maximumValuesToStringify = Math.min(value.length, maximumBreadth)\n let i = 0\n for (; i < maximumValuesToStringify - 1; i++) {\n const tmp = stringifySimple(String(i), value[i], stack)\n res += tmp !== undefined ? tmp : 'null'\n res += ','\n }\n const tmp = stringifySimple(String(i), value[i], stack)\n res += tmp !== undefined ? tmp : 'null'\n if (value.length - 1 > maximumBreadth) {\n const removedKeys = value.length - maximumBreadth - 1\n res += `,\"... ${getItemCount(removedKeys)} not stringified\"`\n }\n stack.pop()\n return `[${res}]`\n }\n\n let keys = Object.keys(value)\n const keyLength = keys.length\n if (keyLength === 0) {\n return '{}'\n }\n if (maximumDepth < stack.length + 1) {\n return '\"[Object]\"'\n }\n let separator = ''\n let maximumPropertiesToStringify = Math.min(keyLength, maximumBreadth)\n if (isTypedArrayWithEntries(value)) {\n res += stringifyTypedArray(value, ',', maximumBreadth)\n keys = keys.slice(value.length)\n maximumPropertiesToStringify -= value.length\n separator = ','\n }\n if (deterministic) {\n keys = insertSort(keys)\n }\n stack.push(value)\n for (let i = 0; i < maximumPropertiesToStringify; i++) {\n const key = keys[i]\n const tmp = stringifySimple(key, value[key], stack)\n if (tmp !== undefined) {\n res += `${separator}${strEscape(key)}:${tmp}`\n separator = ','\n }\n }\n if (keyLength > maximumBreadth) {\n const removedKeys = keyLength - maximumBreadth\n res += `${separator}\"...\":\"${getItemCount(removedKeys)} not stringified\"`\n }\n stack.pop()\n return `{${res}}`\n }\n case 'number':\n return isFinite(value) ? String(value) : fail ? fail(value) : 'null'\n case 'boolean':\n return value === true ? 'true' : 'false'\n case 'undefined':\n return undefined\n case 'bigint':\n if (bigint) {\n return String(value)\n }\n // fallthrough\n default:\n return fail ? fail(value) : undefined\n }\n }\n\n function stringify (value, replacer, space) {\n if (arguments.length > 1) {\n let spacer = ''\n if (typeof space === 'number') {\n spacer = ' '.repeat(Math.min(space, 10))\n } else if (typeof space === 'string') {\n spacer = space.slice(0, 10)\n }\n if (replacer != null) {\n if (typeof replacer === 'function') {\n return stringifyFnReplacer('', { '': value }, [], replacer, spacer, '')\n }\n if (Array.isArray(replacer)) {\n return stringifyArrayReplacer('', value, [], getUniqueReplacerSet(replacer), spacer, '')\n }\n }\n if (spacer.length !== 0) {\n return stringifyIndent('', value, [], spacer, '')\n }\n }\n return stringifySimple('', value, [])\n }\n\n return stringify\n}\n", "/*\nTurbo 7.3.0\nCopyright \u00A9 2023 37signals LLC\n */\n(function () {\n if (window.Reflect === undefined ||\n window.customElements === undefined ||\n window.customElements.polyfillWrapFlushCallback) {\n return;\n }\n const BuiltInHTMLElement = HTMLElement;\n const wrapperForTheName = {\n HTMLElement: function HTMLElement() {\n return Reflect.construct(BuiltInHTMLElement, [], this.constructor);\n },\n };\n window.HTMLElement = wrapperForTheName[\"HTMLElement\"];\n HTMLElement.prototype = BuiltInHTMLElement.prototype;\n HTMLElement.prototype.constructor = HTMLElement;\n Object.setPrototypeOf(HTMLElement, BuiltInHTMLElement);\n})();\n\n/**\n * The MIT License (MIT)\n * \n * Copyright (c) 2019 Javan Makhmali\n * \n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to deal\n * in the Software without restriction, including without limitation the rights\n * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell\n * copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n * \n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n * \n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\n * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\n * THE SOFTWARE.\n */\n\n(function(prototype) {\n if (typeof prototype.requestSubmit == \"function\") return\n\n prototype.requestSubmit = function(submitter) {\n if (submitter) {\n validateSubmitter(submitter, this);\n submitter.click();\n } else {\n submitter = document.createElement(\"input\");\n submitter.type = \"submit\";\n submitter.hidden = true;\n this.appendChild(submitter);\n submitter.click();\n this.removeChild(submitter);\n }\n };\n\n function validateSubmitter(submitter, form) {\n submitter instanceof HTMLElement || raise(TypeError, \"parameter 1 is not of type 'HTMLElement'\");\n submitter.type == \"submit\" || raise(TypeError, \"The specified element is not a submit button\");\n submitter.form == form || raise(DOMException, \"The specified element is not owned by this form element\", \"NotFoundError\");\n }\n\n function raise(errorConstructor, message, name) {\n throw new errorConstructor(\"Failed to execute 'requestSubmit' on 'HTMLFormElement': \" + message + \".\", name)\n }\n})(HTMLFormElement.prototype);\n\nconst submittersByForm = new WeakMap();\nfunction findSubmitterFromClickTarget(target) {\n const element = target instanceof Element ? target : target instanceof Node ? target.parentElement : null;\n const candidate = element ? element.closest(\"input, button\") : null;\n return (candidate === null || candidate === void 0 ? void 0 : candidate.type) == \"submit\" ? candidate : null;\n}\nfunction clickCaptured(event) {\n const submitter = findSubmitterFromClickTarget(event.target);\n if (submitter && submitter.form) {\n submittersByForm.set(submitter.form, submitter);\n }\n}\n(function () {\n if (\"submitter\" in Event.prototype)\n return;\n let prototype = window.Event.prototype;\n if (\"SubmitEvent\" in window && /Apple Computer/.test(navigator.vendor)) {\n prototype = window.SubmitEvent.prototype;\n }\n else if (\"SubmitEvent\" in window) {\n return;\n }\n addEventListener(\"click\", clickCaptured, true);\n Object.defineProperty(prototype, \"submitter\", {\n get() {\n if (this.type == \"submit\" && this.target instanceof HTMLFormElement) {\n return submittersByForm.get(this.target);\n }\n },\n });\n})();\n\nvar FrameLoadingStyle;\n(function (FrameLoadingStyle) {\n FrameLoadingStyle[\"eager\"] = \"eager\";\n FrameLoadingStyle[\"lazy\"] = \"lazy\";\n})(FrameLoadingStyle || (FrameLoadingStyle = {}));\nclass FrameElement extends HTMLElement {\n static get observedAttributes() {\n return [\"disabled\", \"complete\", \"loading\", \"src\"];\n }\n constructor() {\n super();\n this.loaded = Promise.resolve();\n this.delegate = new FrameElement.delegateConstructor(this);\n }\n connectedCallback() {\n this.delegate.connect();\n }\n disconnectedCallback() {\n this.delegate.disconnect();\n }\n reload() {\n return this.delegate.sourceURLReloaded();\n }\n attributeChangedCallback(name) {\n if (name == \"loading\") {\n this.delegate.loadingStyleChanged();\n }\n else if (name == \"complete\") {\n this.delegate.completeChanged();\n }\n else if (name == \"src\") {\n this.delegate.sourceURLChanged();\n }\n else {\n this.delegate.disabledChanged();\n }\n }\n get src() {\n return this.getAttribute(\"src\");\n }\n set src(value) {\n if (value) {\n this.setAttribute(\"src\", value);\n }\n else {\n this.removeAttribute(\"src\");\n }\n }\n get loading() {\n return frameLoadingStyleFromString(this.getAttribute(\"loading\") || \"\");\n }\n set loading(value) {\n if (value) {\n this.setAttribute(\"loading\", value);\n }\n else {\n this.removeAttribute(\"loading\");\n }\n }\n get disabled() {\n return this.hasAttribute(\"disabled\");\n }\n set disabled(value) {\n if (value) {\n this.setAttribute(\"disabled\", \"\");\n }\n else {\n this.removeAttribute(\"disabled\");\n }\n }\n get autoscroll() {\n return this.hasAttribute(\"autoscroll\");\n }\n set autoscroll(value) {\n if (value) {\n this.setAttribute(\"autoscroll\", \"\");\n }\n else {\n this.removeAttribute(\"autoscroll\");\n }\n }\n get complete() {\n return !this.delegate.isLoading;\n }\n get isActive() {\n return this.ownerDocument === document && !this.isPreview;\n }\n get isPreview() {\n var _a, _b;\n return (_b = (_a = this.ownerDocument) === null || _a === void 0 ? void 0 : _a.documentElement) === null || _b === void 0 ? void 0 : _b.hasAttribute(\"data-turbo-preview\");\n }\n}\nfunction frameLoadingStyleFromString(style) {\n switch (style.toLowerCase()) {\n case \"lazy\":\n return FrameLoadingStyle.lazy;\n default:\n return FrameLoadingStyle.eager;\n }\n}\n\nfunction expandURL(locatable) {\n return new URL(locatable.toString(), document.baseURI);\n}\nfunction getAnchor(url) {\n let anchorMatch;\n if (url.hash) {\n return url.hash.slice(1);\n }\n else if ((anchorMatch = url.href.match(/#(.*)$/))) {\n return anchorMatch[1];\n }\n}\nfunction getAction(form, submitter) {\n const action = (submitter === null || submitter === void 0 ? void 0 : submitter.getAttribute(\"formaction\")) || form.getAttribute(\"action\") || form.action;\n return expandURL(action);\n}\nfunction getExtension(url) {\n return (getLastPathComponent(url).match(/\\.[^.]*$/) || [])[0] || \"\";\n}\nfunction isHTML(url) {\n return !!getExtension(url).match(/^(?:|\\.(?:htm|html|xhtml|php))$/);\n}\nfunction isPrefixedBy(baseURL, url) {\n const prefix = getPrefix(url);\n return baseURL.href === expandURL(prefix).href || baseURL.href.startsWith(prefix);\n}\nfunction locationIsVisitable(location, rootLocation) {\n return isPrefixedBy(location, rootLocation) && isHTML(location);\n}\nfunction getRequestURL(url) {\n const anchor = getAnchor(url);\n return anchor != null ? url.href.slice(0, -(anchor.length + 1)) : url.href;\n}\nfunction toCacheKey(url) {\n return getRequestURL(url);\n}\nfunction urlsAreEqual(left, right) {\n return expandURL(left).href == expandURL(right).href;\n}\nfunction getPathComponents(url) {\n return url.pathname.split(\"/\").slice(1);\n}\nfunction getLastPathComponent(url) {\n return getPathComponents(url).slice(-1)[0];\n}\nfunction getPrefix(url) {\n return addTrailingSlash(url.origin + url.pathname);\n}\nfunction addTrailingSlash(value) {\n return value.endsWith(\"/\") ? value : value + \"/\";\n}\n\nclass FetchResponse {\n constructor(response) {\n this.response = response;\n }\n get succeeded() {\n return this.response.ok;\n }\n get failed() {\n return !this.succeeded;\n }\n get clientError() {\n return this.statusCode >= 400 && this.statusCode <= 499;\n }\n get serverError() {\n return this.statusCode >= 500 && this.statusCode <= 599;\n }\n get redirected() {\n return this.response.redirected;\n }\n get location() {\n return expandURL(this.response.url);\n }\n get isHTML() {\n return this.contentType && this.contentType.match(/^(?:text\\/([^\\s;,]+\\b)?html|application\\/xhtml\\+xml)\\b/);\n }\n get statusCode() {\n return this.response.status;\n }\n get contentType() {\n return this.header(\"Content-Type\");\n }\n get responseText() {\n return this.response.clone().text();\n }\n get responseHTML() {\n if (this.isHTML) {\n return this.response.clone().text();\n }\n else {\n return Promise.resolve(undefined);\n }\n }\n header(name) {\n return this.response.headers.get(name);\n }\n}\n\nfunction activateScriptElement(element) {\n if (element.getAttribute(\"data-turbo-eval\") == \"false\") {\n return element;\n }\n else {\n const createdScriptElement = document.createElement(\"script\");\n const cspNonce = getMetaContent(\"csp-nonce\");\n if (cspNonce) {\n createdScriptElement.nonce = cspNonce;\n }\n createdScriptElement.textContent = element.textContent;\n createdScriptElement.async = false;\n copyElementAttributes(createdScriptElement, element);\n return createdScriptElement;\n }\n}\nfunction copyElementAttributes(destinationElement, sourceElement) {\n for (const { name, value } of sourceElement.attributes) {\n destinationElement.setAttribute(name, value);\n }\n}\nfunction createDocumentFragment(html) {\n const template = document.createElement(\"template\");\n template.innerHTML = html;\n return template.content;\n}\nfunction dispatch(eventName, { target, cancelable, detail } = {}) {\n const event = new CustomEvent(eventName, {\n cancelable,\n bubbles: true,\n composed: true,\n detail,\n });\n if (target && target.isConnected) {\n target.dispatchEvent(event);\n }\n else {\n document.documentElement.dispatchEvent(event);\n }\n return event;\n}\nfunction nextAnimationFrame() {\n return new Promise((resolve) => requestAnimationFrame(() => resolve()));\n}\nfunction nextEventLoopTick() {\n return new Promise((resolve) => setTimeout(() => resolve(), 0));\n}\nfunction nextMicrotask() {\n return Promise.resolve();\n}\nfunction parseHTMLDocument(html = \"\") {\n return new DOMParser().parseFromString(html, \"text/html\");\n}\nfunction unindent(strings, ...values) {\n const lines = interpolate(strings, values).replace(/^\\n/, \"\").split(\"\\n\");\n const match = lines[0].match(/^\\s+/);\n const indent = match ? match[0].length : 0;\n return lines.map((line) => line.slice(indent)).join(\"\\n\");\n}\nfunction interpolate(strings, values) {\n return strings.reduce((result, string, i) => {\n const value = values[i] == undefined ? \"\" : values[i];\n return result + string + value;\n }, \"\");\n}\nfunction uuid() {\n return Array.from({ length: 36 })\n .map((_, i) => {\n if (i == 8 || i == 13 || i == 18 || i == 23) {\n return \"-\";\n }\n else if (i == 14) {\n return \"4\";\n }\n else if (i == 19) {\n return (Math.floor(Math.random() * 4) + 8).toString(16);\n }\n else {\n return Math.floor(Math.random() * 15).toString(16);\n }\n })\n .join(\"\");\n}\nfunction getAttribute(attributeName, ...elements) {\n for (const value of elements.map((element) => element === null || element === void 0 ? void 0 : element.getAttribute(attributeName))) {\n if (typeof value == \"string\")\n return value;\n }\n return null;\n}\nfunction hasAttribute(attributeName, ...elements) {\n return elements.some((element) => element && element.hasAttribute(attributeName));\n}\nfunction markAsBusy(...elements) {\n for (const element of elements) {\n if (element.localName == \"turbo-frame\") {\n element.setAttribute(\"busy\", \"\");\n }\n element.setAttribute(\"aria-busy\", \"true\");\n }\n}\nfunction clearBusyState(...elements) {\n for (const element of elements) {\n if (element.localName == \"turbo-frame\") {\n element.removeAttribute(\"busy\");\n }\n element.removeAttribute(\"aria-busy\");\n }\n}\nfunction waitForLoad(element, timeoutInMilliseconds = 2000) {\n return new Promise((resolve) => {\n const onComplete = () => {\n element.removeEventListener(\"error\", onComplete);\n element.removeEventListener(\"load\", onComplete);\n resolve();\n };\n element.addEventListener(\"load\", onComplete, { once: true });\n element.addEventListener(\"error\", onComplete, { once: true });\n setTimeout(resolve, timeoutInMilliseconds);\n });\n}\nfunction getHistoryMethodForAction(action) {\n switch (action) {\n case \"replace\":\n return history.replaceState;\n case \"advance\":\n case \"restore\":\n return history.pushState;\n }\n}\nfunction isAction(action) {\n return action == \"advance\" || action == \"replace\" || action == \"restore\";\n}\nfunction getVisitAction(...elements) {\n const action = getAttribute(\"data-turbo-action\", ...elements);\n return isAction(action) ? action : null;\n}\nfunction getMetaElement(name) {\n return document.querySelector(`meta[name=\"${name}\"]`);\n}\nfunction getMetaContent(name) {\n const element = getMetaElement(name);\n return element && element.content;\n}\nfunction setMetaContent(name, content) {\n let element = getMetaElement(name);\n if (!element) {\n element = document.createElement(\"meta\");\n element.setAttribute(\"name\", name);\n document.head.appendChild(element);\n }\n element.setAttribute(\"content\", content);\n return element;\n}\nfunction findClosestRecursively(element, selector) {\n var _a;\n if (element instanceof Element) {\n return (element.closest(selector) ||\n findClosestRecursively(element.assignedSlot || ((_a = element.getRootNode()) === null || _a === void 0 ? void 0 : _a.host), selector));\n }\n}\n\nvar FetchMethod;\n(function (FetchMethod) {\n FetchMethod[FetchMethod[\"get\"] = 0] = \"get\";\n FetchMethod[FetchMethod[\"post\"] = 1] = \"post\";\n FetchMethod[FetchMethod[\"put\"] = 2] = \"put\";\n FetchMethod[FetchMethod[\"patch\"] = 3] = \"patch\";\n FetchMethod[FetchMethod[\"delete\"] = 4] = \"delete\";\n})(FetchMethod || (FetchMethod = {}));\nfunction fetchMethodFromString(method) {\n switch (method.toLowerCase()) {\n case \"get\":\n return FetchMethod.get;\n case \"post\":\n return FetchMethod.post;\n case \"put\":\n return FetchMethod.put;\n case \"patch\":\n return FetchMethod.patch;\n case \"delete\":\n return FetchMethod.delete;\n }\n}\nclass FetchRequest {\n constructor(delegate, method, location, body = new URLSearchParams(), target = null) {\n this.abortController = new AbortController();\n this.resolveRequestPromise = (_value) => { };\n this.delegate = delegate;\n this.method = method;\n this.headers = this.defaultHeaders;\n this.body = body;\n this.url = location;\n this.target = target;\n }\n get location() {\n return this.url;\n }\n get params() {\n return this.url.searchParams;\n }\n get entries() {\n return this.body ? Array.from(this.body.entries()) : [];\n }\n cancel() {\n this.abortController.abort();\n }\n async perform() {\n const { fetchOptions } = this;\n this.delegate.prepareRequest(this);\n await this.allowRequestToBeIntercepted(fetchOptions);\n try {\n this.delegate.requestStarted(this);\n const response = await fetch(this.url.href, fetchOptions);\n return await this.receive(response);\n }\n catch (error) {\n if (error.name !== \"AbortError\") {\n if (this.willDelegateErrorHandling(error)) {\n this.delegate.requestErrored(this, error);\n }\n throw error;\n }\n }\n finally {\n this.delegate.requestFinished(this);\n }\n }\n async receive(response) {\n const fetchResponse = new FetchResponse(response);\n const event = dispatch(\"turbo:before-fetch-response\", {\n cancelable: true,\n detail: { fetchResponse },\n target: this.target,\n });\n if (event.defaultPrevented) {\n this.delegate.requestPreventedHandlingResponse(this, fetchResponse);\n }\n else if (fetchResponse.succeeded) {\n this.delegate.requestSucceededWithResponse(this, fetchResponse);\n }\n else {\n this.delegate.requestFailedWithResponse(this, fetchResponse);\n }\n return fetchResponse;\n }\n get fetchOptions() {\n var _a;\n return {\n method: FetchMethod[this.method].toUpperCase(),\n credentials: \"same-origin\",\n headers: this.headers,\n redirect: \"follow\",\n body: this.isSafe ? null : this.body,\n signal: this.abortSignal,\n referrer: (_a = this.delegate.referrer) === null || _a === void 0 ? void 0 : _a.href,\n };\n }\n get defaultHeaders() {\n return {\n Accept: \"text/html, application/xhtml+xml\",\n };\n }\n get isSafe() {\n return this.method === FetchMethod.get;\n }\n get abortSignal() {\n return this.abortController.signal;\n }\n acceptResponseType(mimeType) {\n this.headers[\"Accept\"] = [mimeType, this.headers[\"Accept\"]].join(\", \");\n }\n async allowRequestToBeIntercepted(fetchOptions) {\n const requestInterception = new Promise((resolve) => (this.resolveRequestPromise = resolve));\n const event = dispatch(\"turbo:before-fetch-request\", {\n cancelable: true,\n detail: {\n fetchOptions,\n url: this.url,\n resume: this.resolveRequestPromise,\n },\n target: this.target,\n });\n if (event.defaultPrevented)\n await requestInterception;\n }\n willDelegateErrorHandling(error) {\n const event = dispatch(\"turbo:fetch-request-error\", {\n target: this.target,\n cancelable: true,\n detail: { request: this, error: error },\n });\n return !event.defaultPrevented;\n }\n}\n\nclass AppearanceObserver {\n constructor(delegate, element) {\n this.started = false;\n this.intersect = (entries) => {\n const lastEntry = entries.slice(-1)[0];\n if (lastEntry === null || lastEntry === void 0 ? void 0 : lastEntry.isIntersecting) {\n this.delegate.elementAppearedInViewport(this.element);\n }\n };\n this.delegate = delegate;\n this.element = element;\n this.intersectionObserver = new IntersectionObserver(this.intersect);\n }\n start() {\n if (!this.started) {\n this.started = true;\n this.intersectionObserver.observe(this.element);\n }\n }\n stop() {\n if (this.started) {\n this.started = false;\n this.intersectionObserver.unobserve(this.element);\n }\n }\n}\n\nclass StreamMessage {\n static wrap(message) {\n if (typeof message == \"string\") {\n return new this(createDocumentFragment(message));\n }\n else {\n return message;\n }\n }\n constructor(fragment) {\n this.fragment = importStreamElements(fragment);\n }\n}\nStreamMessage.contentType = \"text/vnd.turbo-stream.html\";\nfunction importStreamElements(fragment) {\n for (const element of fragment.querySelectorAll(\"turbo-stream\")) {\n const streamElement = document.importNode(element, true);\n for (const inertScriptElement of streamElement.templateElement.content.querySelectorAll(\"script\")) {\n inertScriptElement.replaceWith(activateScriptElement(inertScriptElement));\n }\n element.replaceWith(streamElement);\n }\n return fragment;\n}\n\nvar FormSubmissionState;\n(function (FormSubmissionState) {\n FormSubmissionState[FormSubmissionState[\"initialized\"] = 0] = \"initialized\";\n FormSubmissionState[FormSubmissionState[\"requesting\"] = 1] = \"requesting\";\n FormSubmissionState[FormSubmissionState[\"waiting\"] = 2] = \"waiting\";\n FormSubmissionState[FormSubmissionState[\"receiving\"] = 3] = \"receiving\";\n FormSubmissionState[FormSubmissionState[\"stopping\"] = 4] = \"stopping\";\n FormSubmissionState[FormSubmissionState[\"stopped\"] = 5] = \"stopped\";\n})(FormSubmissionState || (FormSubmissionState = {}));\nvar FormEnctype;\n(function (FormEnctype) {\n FormEnctype[\"urlEncoded\"] = \"application/x-www-form-urlencoded\";\n FormEnctype[\"multipart\"] = \"multipart/form-data\";\n FormEnctype[\"plain\"] = \"text/plain\";\n})(FormEnctype || (FormEnctype = {}));\nfunction formEnctypeFromString(encoding) {\n switch (encoding.toLowerCase()) {\n case FormEnctype.multipart:\n return FormEnctype.multipart;\n case FormEnctype.plain:\n return FormEnctype.plain;\n default:\n return FormEnctype.urlEncoded;\n }\n}\nclass FormSubmission {\n static confirmMethod(message, _element, _submitter) {\n return Promise.resolve(confirm(message));\n }\n constructor(delegate, formElement, submitter, mustRedirect = false) {\n this.state = FormSubmissionState.initialized;\n this.delegate = delegate;\n this.formElement = formElement;\n this.submitter = submitter;\n this.formData = buildFormData(formElement, submitter);\n this.location = expandURL(this.action);\n if (this.method == FetchMethod.get) {\n mergeFormDataEntries(this.location, [...this.body.entries()]);\n }\n this.fetchRequest = new FetchRequest(this, this.method, this.location, this.body, this.formElement);\n this.mustRedirect = mustRedirect;\n }\n get method() {\n var _a;\n const method = ((_a = this.submitter) === null || _a === void 0 ? void 0 : _a.getAttribute(\"formmethod\")) || this.formElement.getAttribute(\"method\") || \"\";\n return fetchMethodFromString(method.toLowerCase()) || FetchMethod.get;\n }\n get action() {\n var _a;\n const formElementAction = typeof this.formElement.action === \"string\" ? this.formElement.action : null;\n if ((_a = this.submitter) === null || _a === void 0 ? void 0 : _a.hasAttribute(\"formaction\")) {\n return this.submitter.getAttribute(\"formaction\") || \"\";\n }\n else {\n return this.formElement.getAttribute(\"action\") || formElementAction || \"\";\n }\n }\n get body() {\n if (this.enctype == FormEnctype.urlEncoded || this.method == FetchMethod.get) {\n return new URLSearchParams(this.stringFormData);\n }\n else {\n return this.formData;\n }\n }\n get enctype() {\n var _a;\n return formEnctypeFromString(((_a = this.submitter) === null || _a === void 0 ? void 0 : _a.getAttribute(\"formenctype\")) || this.formElement.enctype);\n }\n get isSafe() {\n return this.fetchRequest.isSafe;\n }\n get stringFormData() {\n return [...this.formData].reduce((entries, [name, value]) => {\n return entries.concat(typeof value == \"string\" ? [[name, value]] : []);\n }, []);\n }\n async start() {\n const { initialized, requesting } = FormSubmissionState;\n const confirmationMessage = getAttribute(\"data-turbo-confirm\", this.submitter, this.formElement);\n if (typeof confirmationMessage === \"string\") {\n const answer = await FormSubmission.confirmMethod(confirmationMessage, this.formElement, this.submitter);\n if (!answer) {\n return;\n }\n }\n if (this.state == initialized) {\n this.state = requesting;\n return this.fetchRequest.perform();\n }\n }\n stop() {\n const { stopping, stopped } = FormSubmissionState;\n if (this.state != stopping && this.state != stopped) {\n this.state = stopping;\n this.fetchRequest.cancel();\n return true;\n }\n }\n prepareRequest(request) {\n if (!request.isSafe) {\n const token = getCookieValue(getMetaContent(\"csrf-param\")) || getMetaContent(\"csrf-token\");\n if (token) {\n request.headers[\"X-CSRF-Token\"] = token;\n }\n }\n if (this.requestAcceptsTurboStreamResponse(request)) {\n request.acceptResponseType(StreamMessage.contentType);\n }\n }\n requestStarted(_request) {\n var _a;\n this.state = FormSubmissionState.waiting;\n (_a = this.submitter) === null || _a === void 0 ? void 0 : _a.setAttribute(\"disabled\", \"\");\n this.setSubmitsWith();\n dispatch(\"turbo:submit-start\", {\n target: this.formElement,\n detail: { formSubmission: this },\n });\n this.delegate.formSubmissionStarted(this);\n }\n requestPreventedHandlingResponse(request, response) {\n this.result = { success: response.succeeded, fetchResponse: response };\n }\n requestSucceededWithResponse(request, response) {\n if (response.clientError || response.serverError) {\n this.delegate.formSubmissionFailedWithResponse(this, response);\n }\n else if (this.requestMustRedirect(request) && responseSucceededWithoutRedirect(response)) {\n const error = new Error(\"Form responses must redirect to another location\");\n this.delegate.formSubmissionErrored(this, error);\n }\n else {\n this.state = FormSubmissionState.receiving;\n this.result = { success: true, fetchResponse: response };\n this.delegate.formSubmissionSucceededWithResponse(this, response);\n }\n }\n requestFailedWithResponse(request, response) {\n this.result = { success: false, fetchResponse: response };\n this.delegate.formSubmissionFailedWithResponse(this, response);\n }\n requestErrored(request, error) {\n this.result = { success: false, error };\n this.delegate.formSubmissionErrored(this, error);\n }\n requestFinished(_request) {\n var _a;\n this.state = FormSubmissionState.stopped;\n (_a = this.submitter) === null || _a === void 0 ? void 0 : _a.removeAttribute(\"disabled\");\n this.resetSubmitterText();\n dispatch(\"turbo:submit-end\", {\n target: this.formElement,\n detail: Object.assign({ formSubmission: this }, this.result),\n });\n this.delegate.formSubmissionFinished(this);\n }\n setSubmitsWith() {\n if (!this.submitter || !this.submitsWith)\n return;\n if (this.submitter.matches(\"button\")) {\n this.originalSubmitText = this.submitter.innerHTML;\n this.submitter.innerHTML = this.submitsWith;\n }\n else if (this.submitter.matches(\"input\")) {\n const input = this.submitter;\n this.originalSubmitText = input.value;\n input.value = this.submitsWith;\n }\n }\n resetSubmitterText() {\n if (!this.submitter || !this.originalSubmitText)\n return;\n if (this.submitter.matches(\"button\")) {\n this.submitter.innerHTML = this.originalSubmitText;\n }\n else if (this.submitter.matches(\"input\")) {\n const input = this.submitter;\n input.value = this.originalSubmitText;\n }\n }\n requestMustRedirect(request) {\n return !request.isSafe && this.mustRedirect;\n }\n requestAcceptsTurboStreamResponse(request) {\n return !request.isSafe || hasAttribute(\"data-turbo-stream\", this.submitter, this.formElement);\n }\n get submitsWith() {\n var _a;\n return (_a = this.submitter) === null || _a === void 0 ? void 0 : _a.getAttribute(\"data-turbo-submits-with\");\n }\n}\nfunction buildFormData(formElement, submitter) {\n const formData = new FormData(formElement);\n const name = submitter === null || submitter === void 0 ? void 0 : submitter.getAttribute(\"name\");\n const value = submitter === null || submitter === void 0 ? void 0 : submitter.getAttribute(\"value\");\n if (name) {\n formData.append(name, value || \"\");\n }\n return formData;\n}\nfunction getCookieValue(cookieName) {\n if (cookieName != null) {\n const cookies = document.cookie ? document.cookie.split(\"; \") : [];\n const cookie = cookies.find((cookie) => cookie.startsWith(cookieName));\n if (cookie) {\n const value = cookie.split(\"=\").slice(1).join(\"=\");\n return value ? decodeURIComponent(value) : undefined;\n }\n }\n}\nfunction responseSucceededWithoutRedirect(response) {\n return response.statusCode == 200 && !response.redirected;\n}\nfunction mergeFormDataEntries(url, entries) {\n const searchParams = new URLSearchParams();\n for (const [name, value] of entries) {\n if (value instanceof File)\n continue;\n searchParams.append(name, value);\n }\n url.search = searchParams.toString();\n return url;\n}\n\nclass Snapshot {\n constructor(element) {\n this.element = element;\n }\n get activeElement() {\n return this.element.ownerDocument.activeElement;\n }\n get children() {\n return [...this.element.children];\n }\n hasAnchor(anchor) {\n return this.getElementForAnchor(anchor) != null;\n }\n getElementForAnchor(anchor) {\n return anchor ? this.element.querySelector(`[id='${anchor}'], a[name='${anchor}']`) : null;\n }\n get isConnected() {\n return this.element.isConnected;\n }\n get firstAutofocusableElement() {\n const inertDisabledOrHidden = \"[inert], :disabled, [hidden], details:not([open]), dialog:not([open])\";\n for (const element of this.element.querySelectorAll(\"[autofocus]\")) {\n if (element.closest(inertDisabledOrHidden) == null)\n return element;\n else\n continue;\n }\n return null;\n }\n get permanentElements() {\n return queryPermanentElementsAll(this.element);\n }\n getPermanentElementById(id) {\n return getPermanentElementById(this.element, id);\n }\n getPermanentElementMapForSnapshot(snapshot) {\n const permanentElementMap = {};\n for (const currentPermanentElement of this.permanentElements) {\n const { id } = currentPermanentElement;\n const newPermanentElement = snapshot.getPermanentElementById(id);\n if (newPermanentElement) {\n permanentElementMap[id] = [currentPermanentElement, newPermanentElement];\n }\n }\n return permanentElementMap;\n }\n}\nfunction getPermanentElementById(node, id) {\n return node.querySelector(`#${id}[data-turbo-permanent]`);\n}\nfunction queryPermanentElementsAll(node) {\n return node.querySelectorAll(\"[id][data-turbo-permanent]\");\n}\n\nclass FormSubmitObserver {\n constructor(delegate, eventTarget) {\n this.started = false;\n this.submitCaptured = () => {\n this.eventTarget.removeEventListener(\"submit\", this.submitBubbled, false);\n this.eventTarget.addEventListener(\"submit\", this.submitBubbled, false);\n };\n this.submitBubbled = ((event) => {\n if (!event.defaultPrevented) {\n const form = event.target instanceof HTMLFormElement ? event.target : undefined;\n const submitter = event.submitter || undefined;\n if (form &&\n submissionDoesNotDismissDialog(form, submitter) &&\n submissionDoesNotTargetIFrame(form, submitter) &&\n this.delegate.willSubmitForm(form, submitter)) {\n event.preventDefault();\n event.stopImmediatePropagation();\n this.delegate.formSubmitted(form, submitter);\n }\n }\n });\n this.delegate = delegate;\n this.eventTarget = eventTarget;\n }\n start() {\n if (!this.started) {\n this.eventTarget.addEventListener(\"submit\", this.submitCaptured, true);\n this.started = true;\n }\n }\n stop() {\n if (this.started) {\n this.eventTarget.removeEventListener(\"submit\", this.submitCaptured, true);\n this.started = false;\n }\n }\n}\nfunction submissionDoesNotDismissDialog(form, submitter) {\n const method = (submitter === null || submitter === void 0 ? void 0 : submitter.getAttribute(\"formmethod\")) || form.getAttribute(\"method\");\n return method != \"dialog\";\n}\nfunction submissionDoesNotTargetIFrame(form, submitter) {\n if ((submitter === null || submitter === void 0 ? void 0 : submitter.hasAttribute(\"formtarget\")) || form.hasAttribute(\"target\")) {\n const target = (submitter === null || submitter === void 0 ? void 0 : submitter.getAttribute(\"formtarget\")) || form.target;\n for (const element of document.getElementsByName(target)) {\n if (element instanceof HTMLIFrameElement)\n return false;\n }\n return true;\n }\n else {\n return true;\n }\n}\n\nclass View {\n constructor(delegate, element) {\n this.resolveRenderPromise = (_value) => { };\n this.resolveInterceptionPromise = (_value) => { };\n this.delegate = delegate;\n this.element = element;\n }\n scrollToAnchor(anchor) {\n const element = this.snapshot.getElementForAnchor(anchor);\n if (element) {\n this.scrollToElement(element);\n this.focusElement(element);\n }\n else {\n this.scrollToPosition({ x: 0, y: 0 });\n }\n }\n scrollToAnchorFromLocation(location) {\n this.scrollToAnchor(getAnchor(location));\n }\n scrollToElement(element) {\n element.scrollIntoView();\n }\n focusElement(element) {\n if (element instanceof HTMLElement) {\n if (element.hasAttribute(\"tabindex\")) {\n element.focus();\n }\n else {\n element.setAttribute(\"tabindex\", \"-1\");\n element.focus();\n element.removeAttribute(\"tabindex\");\n }\n }\n }\n scrollToPosition({ x, y }) {\n this.scrollRoot.scrollTo(x, y);\n }\n scrollToTop() {\n this.scrollToPosition({ x: 0, y: 0 });\n }\n get scrollRoot() {\n return window;\n }\n async render(renderer) {\n const { isPreview, shouldRender, newSnapshot: snapshot } = renderer;\n if (shouldRender) {\n try {\n this.renderPromise = new Promise((resolve) => (this.resolveRenderPromise = resolve));\n this.renderer = renderer;\n await this.prepareToRenderSnapshot(renderer);\n const renderInterception = new Promise((resolve) => (this.resolveInterceptionPromise = resolve));\n const options = { resume: this.resolveInterceptionPromise, render: this.renderer.renderElement };\n const immediateRender = this.delegate.allowsImmediateRender(snapshot, options);\n if (!immediateRender)\n await renderInterception;\n await this.renderSnapshot(renderer);\n this.delegate.viewRenderedSnapshot(snapshot, isPreview);\n this.delegate.preloadOnLoadLinksForView(this.element);\n this.finishRenderingSnapshot(renderer);\n }\n finally {\n delete this.renderer;\n this.resolveRenderPromise(undefined);\n delete this.renderPromise;\n }\n }\n else {\n this.invalidate(renderer.reloadReason);\n }\n }\n invalidate(reason) {\n this.delegate.viewInvalidated(reason);\n }\n async prepareToRenderSnapshot(renderer) {\n this.markAsPreview(renderer.isPreview);\n await renderer.prepareToRender();\n }\n markAsPreview(isPreview) {\n if (isPreview) {\n this.element.setAttribute(\"data-turbo-preview\", \"\");\n }\n else {\n this.element.removeAttribute(\"data-turbo-preview\");\n }\n }\n async renderSnapshot(renderer) {\n await renderer.render();\n }\n finishRenderingSnapshot(renderer) {\n renderer.finishRendering();\n }\n}\n\nclass FrameView extends View {\n missing() {\n this.element.innerHTML = `Content missing`;\n }\n get snapshot() {\n return new Snapshot(this.element);\n }\n}\n\nclass LinkInterceptor {\n constructor(delegate, element) {\n this.clickBubbled = (event) => {\n if (this.respondsToEventTarget(event.target)) {\n this.clickEvent = event;\n }\n else {\n delete this.clickEvent;\n }\n };\n this.linkClicked = ((event) => {\n if (this.clickEvent && this.respondsToEventTarget(event.target) && event.target instanceof Element) {\n if (this.delegate.shouldInterceptLinkClick(event.target, event.detail.url, event.detail.originalEvent)) {\n this.clickEvent.preventDefault();\n event.preventDefault();\n this.delegate.linkClickIntercepted(event.target, event.detail.url, event.detail.originalEvent);\n }\n }\n delete this.clickEvent;\n });\n this.willVisit = ((_event) => {\n delete this.clickEvent;\n });\n this.delegate = delegate;\n this.element = element;\n }\n start() {\n this.element.addEventListener(\"click\", this.clickBubbled);\n document.addEventListener(\"turbo:click\", this.linkClicked);\n document.addEventListener(\"turbo:before-visit\", this.willVisit);\n }\n stop() {\n this.element.removeEventListener(\"click\", this.clickBubbled);\n document.removeEventListener(\"turbo:click\", this.linkClicked);\n document.removeEventListener(\"turbo:before-visit\", this.willVisit);\n }\n respondsToEventTarget(target) {\n const element = target instanceof Element ? target : target instanceof Node ? target.parentElement : null;\n return element && element.closest(\"turbo-frame, html\") == this.element;\n }\n}\n\nclass LinkClickObserver {\n constructor(delegate, eventTarget) {\n this.started = false;\n this.clickCaptured = () => {\n this.eventTarget.removeEventListener(\"click\", this.clickBubbled, false);\n this.eventTarget.addEventListener(\"click\", this.clickBubbled, false);\n };\n this.clickBubbled = (event) => {\n if (event instanceof MouseEvent && this.clickEventIsSignificant(event)) {\n const target = (event.composedPath && event.composedPath()[0]) || event.target;\n const link = this.findLinkFromClickTarget(target);\n if (link && doesNotTargetIFrame(link)) {\n const location = this.getLocationForLink(link);\n if (this.delegate.willFollowLinkToLocation(link, location, event)) {\n event.preventDefault();\n this.delegate.followedLinkToLocation(link, location);\n }\n }\n }\n };\n this.delegate = delegate;\n this.eventTarget = eventTarget;\n }\n start() {\n if (!this.started) {\n this.eventTarget.addEventListener(\"click\", this.clickCaptured, true);\n this.started = true;\n }\n }\n stop() {\n if (this.started) {\n this.eventTarget.removeEventListener(\"click\", this.clickCaptured, true);\n this.started = false;\n }\n }\n clickEventIsSignificant(event) {\n return !((event.target && event.target.isContentEditable) ||\n event.defaultPrevented ||\n event.which > 1 ||\n event.altKey ||\n event.ctrlKey ||\n event.metaKey ||\n event.shiftKey);\n }\n findLinkFromClickTarget(target) {\n return findClosestRecursively(target, \"a[href]:not([target^=_]):not([download])\");\n }\n getLocationForLink(link) {\n return expandURL(link.getAttribute(\"href\") || \"\");\n }\n}\nfunction doesNotTargetIFrame(anchor) {\n if (anchor.hasAttribute(\"target\")) {\n for (const element of document.getElementsByName(anchor.target)) {\n if (element instanceof HTMLIFrameElement)\n return false;\n }\n return true;\n }\n else {\n return true;\n }\n}\n\nclass FormLinkClickObserver {\n constructor(delegate, element) {\n this.delegate = delegate;\n this.linkInterceptor = new LinkClickObserver(this, element);\n }\n start() {\n this.linkInterceptor.start();\n }\n stop() {\n this.linkInterceptor.stop();\n }\n willFollowLinkToLocation(link, location, originalEvent) {\n return (this.delegate.willSubmitFormLinkToLocation(link, location, originalEvent) &&\n link.hasAttribute(\"data-turbo-method\"));\n }\n followedLinkToLocation(link, location) {\n const form = document.createElement(\"form\");\n const type = \"hidden\";\n for (const [name, value] of location.searchParams) {\n form.append(Object.assign(document.createElement(\"input\"), { type, name, value }));\n }\n const action = Object.assign(location, { search: \"\" });\n form.setAttribute(\"data-turbo\", \"true\");\n form.setAttribute(\"action\", action.href);\n form.setAttribute(\"hidden\", \"\");\n const method = link.getAttribute(\"data-turbo-method\");\n if (method)\n form.setAttribute(\"method\", method);\n const turboFrame = link.getAttribute(\"data-turbo-frame\");\n if (turboFrame)\n form.setAttribute(\"data-turbo-frame\", turboFrame);\n const turboAction = getVisitAction(link);\n if (turboAction)\n form.setAttribute(\"data-turbo-action\", turboAction);\n const turboConfirm = link.getAttribute(\"data-turbo-confirm\");\n if (turboConfirm)\n form.setAttribute(\"data-turbo-confirm\", turboConfirm);\n const turboStream = link.hasAttribute(\"data-turbo-stream\");\n if (turboStream)\n form.setAttribute(\"data-turbo-stream\", \"\");\n this.delegate.submittedFormLinkToLocation(link, location, form);\n document.body.appendChild(form);\n form.addEventListener(\"turbo:submit-end\", () => form.remove(), { once: true });\n requestAnimationFrame(() => form.requestSubmit());\n }\n}\n\nclass Bardo {\n static async preservingPermanentElements(delegate, permanentElementMap, callback) {\n const bardo = new this(delegate, permanentElementMap);\n bardo.enter();\n await callback();\n bardo.leave();\n }\n constructor(delegate, permanentElementMap) {\n this.delegate = delegate;\n this.permanentElementMap = permanentElementMap;\n }\n enter() {\n for (const id in this.permanentElementMap) {\n const [currentPermanentElement, newPermanentElement] = this.permanentElementMap[id];\n this.delegate.enteringBardo(currentPermanentElement, newPermanentElement);\n this.replaceNewPermanentElementWithPlaceholder(newPermanentElement);\n }\n }\n leave() {\n for (const id in this.permanentElementMap) {\n const [currentPermanentElement] = this.permanentElementMap[id];\n this.replaceCurrentPermanentElementWithClone(currentPermanentElement);\n this.replacePlaceholderWithPermanentElement(currentPermanentElement);\n this.delegate.leavingBardo(currentPermanentElement);\n }\n }\n replaceNewPermanentElementWithPlaceholder(permanentElement) {\n const placeholder = createPlaceholderForPermanentElement(permanentElement);\n permanentElement.replaceWith(placeholder);\n }\n replaceCurrentPermanentElementWithClone(permanentElement) {\n const clone = permanentElement.cloneNode(true);\n permanentElement.replaceWith(clone);\n }\n replacePlaceholderWithPermanentElement(permanentElement) {\n const placeholder = this.getPlaceholderById(permanentElement.id);\n placeholder === null || placeholder === void 0 ? void 0 : placeholder.replaceWith(permanentElement);\n }\n getPlaceholderById(id) {\n return this.placeholders.find((element) => element.content == id);\n }\n get placeholders() {\n return [...document.querySelectorAll(\"meta[name=turbo-permanent-placeholder][content]\")];\n }\n}\nfunction createPlaceholderForPermanentElement(permanentElement) {\n const element = document.createElement(\"meta\");\n element.setAttribute(\"name\", \"turbo-permanent-placeholder\");\n element.setAttribute(\"content\", permanentElement.id);\n return element;\n}\n\nclass Renderer {\n constructor(currentSnapshot, newSnapshot, renderElement, isPreview, willRender = true) {\n this.activeElement = null;\n this.currentSnapshot = currentSnapshot;\n this.newSnapshot = newSnapshot;\n this.isPreview = isPreview;\n this.willRender = willRender;\n this.renderElement = renderElement;\n this.promise = new Promise((resolve, reject) => (this.resolvingFunctions = { resolve, reject }));\n }\n get shouldRender() {\n return true;\n }\n get reloadReason() {\n return;\n }\n prepareToRender() {\n return;\n }\n finishRendering() {\n if (this.resolvingFunctions) {\n this.resolvingFunctions.resolve();\n delete this.resolvingFunctions;\n }\n }\n async preservingPermanentElements(callback) {\n await Bardo.preservingPermanentElements(this, this.permanentElementMap, callback);\n }\n focusFirstAutofocusableElement() {\n const element = this.connectedSnapshot.firstAutofocusableElement;\n if (elementIsFocusable(element)) {\n element.focus();\n }\n }\n enteringBardo(currentPermanentElement) {\n if (this.activeElement)\n return;\n if (currentPermanentElement.contains(this.currentSnapshot.activeElement)) {\n this.activeElement = this.currentSnapshot.activeElement;\n }\n }\n leavingBardo(currentPermanentElement) {\n if (currentPermanentElement.contains(this.activeElement) && this.activeElement instanceof HTMLElement) {\n this.activeElement.focus();\n this.activeElement = null;\n }\n }\n get connectedSnapshot() {\n return this.newSnapshot.isConnected ? this.newSnapshot : this.currentSnapshot;\n }\n get currentElement() {\n return this.currentSnapshot.element;\n }\n get newElement() {\n return this.newSnapshot.element;\n }\n get permanentElementMap() {\n return this.currentSnapshot.getPermanentElementMapForSnapshot(this.newSnapshot);\n }\n}\nfunction elementIsFocusable(element) {\n return element && typeof element.focus == \"function\";\n}\n\nclass FrameRenderer extends Renderer {\n static renderElement(currentElement, newElement) {\n var _a;\n const destinationRange = document.createRange();\n destinationRange.selectNodeContents(currentElement);\n destinationRange.deleteContents();\n const frameElement = newElement;\n const sourceRange = (_a = frameElement.ownerDocument) === null || _a === void 0 ? void 0 : _a.createRange();\n if (sourceRange) {\n sourceRange.selectNodeContents(frameElement);\n currentElement.appendChild(sourceRange.extractContents());\n }\n }\n constructor(delegate, currentSnapshot, newSnapshot, renderElement, isPreview, willRender = true) {\n super(currentSnapshot, newSnapshot, renderElement, isPreview, willRender);\n this.delegate = delegate;\n }\n get shouldRender() {\n return true;\n }\n async render() {\n await nextAnimationFrame();\n this.preservingPermanentElements(() => {\n this.loadFrameElement();\n });\n this.scrollFrameIntoView();\n await nextAnimationFrame();\n this.focusFirstAutofocusableElement();\n await nextAnimationFrame();\n this.activateScriptElements();\n }\n loadFrameElement() {\n this.delegate.willRenderFrame(this.currentElement, this.newElement);\n this.renderElement(this.currentElement, this.newElement);\n }\n scrollFrameIntoView() {\n if (this.currentElement.autoscroll || this.newElement.autoscroll) {\n const element = this.currentElement.firstElementChild;\n const block = readScrollLogicalPosition(this.currentElement.getAttribute(\"data-autoscroll-block\"), \"end\");\n const behavior = readScrollBehavior(this.currentElement.getAttribute(\"data-autoscroll-behavior\"), \"auto\");\n if (element) {\n element.scrollIntoView({ block, behavior });\n return true;\n }\n }\n return false;\n }\n activateScriptElements() {\n for (const inertScriptElement of this.newScriptElements) {\n const activatedScriptElement = activateScriptElement(inertScriptElement);\n inertScriptElement.replaceWith(activatedScriptElement);\n }\n }\n get newScriptElements() {\n return this.currentElement.querySelectorAll(\"script\");\n }\n}\nfunction readScrollLogicalPosition(value, defaultValue) {\n if (value == \"end\" || value == \"start\" || value == \"center\" || value == \"nearest\") {\n return value;\n }\n else {\n return defaultValue;\n }\n}\nfunction readScrollBehavior(value, defaultValue) {\n if (value == \"auto\" || value == \"smooth\") {\n return value;\n }\n else {\n return defaultValue;\n }\n}\n\nclass ProgressBar {\n static get defaultCSS() {\n return unindent `\n .turbo-progress-bar {\n position: fixed;\n display: block;\n top: 0;\n left: 0;\n height: 3px;\n background: #0076ff;\n z-index: 2147483647;\n transition:\n width ${ProgressBar.animationDuration}ms ease-out,\n opacity ${ProgressBar.animationDuration / 2}ms ${ProgressBar.animationDuration / 2}ms ease-in;\n transform: translate3d(0, 0, 0);\n }\n `;\n }\n constructor() {\n this.hiding = false;\n this.value = 0;\n this.visible = false;\n this.trickle = () => {\n this.setValue(this.value + Math.random() / 100);\n };\n this.stylesheetElement = this.createStylesheetElement();\n this.progressElement = this.createProgressElement();\n this.installStylesheetElement();\n this.setValue(0);\n }\n show() {\n if (!this.visible) {\n this.visible = true;\n this.installProgressElement();\n this.startTrickling();\n }\n }\n hide() {\n if (this.visible && !this.hiding) {\n this.hiding = true;\n this.fadeProgressElement(() => {\n this.uninstallProgressElement();\n this.stopTrickling();\n this.visible = false;\n this.hiding = false;\n });\n }\n }\n setValue(value) {\n this.value = value;\n this.refresh();\n }\n installStylesheetElement() {\n document.head.insertBefore(this.stylesheetElement, document.head.firstChild);\n }\n installProgressElement() {\n this.progressElement.style.width = \"0\";\n this.progressElement.style.opacity = \"1\";\n document.documentElement.insertBefore(this.progressElement, document.body);\n this.refresh();\n }\n fadeProgressElement(callback) {\n this.progressElement.style.opacity = \"0\";\n setTimeout(callback, ProgressBar.animationDuration * 1.5);\n }\n uninstallProgressElement() {\n if (this.progressElement.parentNode) {\n document.documentElement.removeChild(this.progressElement);\n }\n }\n startTrickling() {\n if (!this.trickleInterval) {\n this.trickleInterval = window.setInterval(this.trickle, ProgressBar.animationDuration);\n }\n }\n stopTrickling() {\n window.clearInterval(this.trickleInterval);\n delete this.trickleInterval;\n }\n refresh() {\n requestAnimationFrame(() => {\n this.progressElement.style.width = `${10 + this.value * 90}%`;\n });\n }\n createStylesheetElement() {\n const element = document.createElement(\"style\");\n element.type = \"text/css\";\n element.textContent = ProgressBar.defaultCSS;\n if (this.cspNonce) {\n element.nonce = this.cspNonce;\n }\n return element;\n }\n createProgressElement() {\n const element = document.createElement(\"div\");\n element.className = \"turbo-progress-bar\";\n return element;\n }\n get cspNonce() {\n return getMetaContent(\"csp-nonce\");\n }\n}\nProgressBar.animationDuration = 300;\n\nclass HeadSnapshot extends Snapshot {\n constructor() {\n super(...arguments);\n this.detailsByOuterHTML = this.children\n .filter((element) => !elementIsNoscript(element))\n .map((element) => elementWithoutNonce(element))\n .reduce((result, element) => {\n const { outerHTML } = element;\n const details = outerHTML in result\n ? result[outerHTML]\n : {\n type: elementType(element),\n tracked: elementIsTracked(element),\n elements: [],\n };\n return Object.assign(Object.assign({}, result), { [outerHTML]: Object.assign(Object.assign({}, details), { elements: [...details.elements, element] }) });\n }, {});\n }\n get trackedElementSignature() {\n return Object.keys(this.detailsByOuterHTML)\n .filter((outerHTML) => this.detailsByOuterHTML[outerHTML].tracked)\n .join(\"\");\n }\n getScriptElementsNotInSnapshot(snapshot) {\n return this.getElementsMatchingTypeNotInSnapshot(\"script\", snapshot);\n }\n getStylesheetElementsNotInSnapshot(snapshot) {\n return this.getElementsMatchingTypeNotInSnapshot(\"stylesheet\", snapshot);\n }\n getElementsMatchingTypeNotInSnapshot(matchedType, snapshot) {\n return Object.keys(this.detailsByOuterHTML)\n .filter((outerHTML) => !(outerHTML in snapshot.detailsByOuterHTML))\n .map((outerHTML) => this.detailsByOuterHTML[outerHTML])\n .filter(({ type }) => type == matchedType)\n .map(({ elements: [element] }) => element);\n }\n get provisionalElements() {\n return Object.keys(this.detailsByOuterHTML).reduce((result, outerHTML) => {\n const { type, tracked, elements } = this.detailsByOuterHTML[outerHTML];\n if (type == null && !tracked) {\n return [...result, ...elements];\n }\n else if (elements.length > 1) {\n return [...result, ...elements.slice(1)];\n }\n else {\n return result;\n }\n }, []);\n }\n getMetaValue(name) {\n const element = this.findMetaElementByName(name);\n return element ? element.getAttribute(\"content\") : null;\n }\n findMetaElementByName(name) {\n return Object.keys(this.detailsByOuterHTML).reduce((result, outerHTML) => {\n const { elements: [element], } = this.detailsByOuterHTML[outerHTML];\n return elementIsMetaElementWithName(element, name) ? element : result;\n }, undefined);\n }\n}\nfunction elementType(element) {\n if (elementIsScript(element)) {\n return \"script\";\n }\n else if (elementIsStylesheet(element)) {\n return \"stylesheet\";\n }\n}\nfunction elementIsTracked(element) {\n return element.getAttribute(\"data-turbo-track\") == \"reload\";\n}\nfunction elementIsScript(element) {\n const tagName = element.localName;\n return tagName == \"script\";\n}\nfunction elementIsNoscript(element) {\n const tagName = element.localName;\n return tagName == \"noscript\";\n}\nfunction elementIsStylesheet(element) {\n const tagName = element.localName;\n return tagName == \"style\" || (tagName == \"link\" && element.getAttribute(\"rel\") == \"stylesheet\");\n}\nfunction elementIsMetaElementWithName(element, name) {\n const tagName = element.localName;\n return tagName == \"meta\" && element.getAttribute(\"name\") == name;\n}\nfunction elementWithoutNonce(element) {\n if (element.hasAttribute(\"nonce\")) {\n element.setAttribute(\"nonce\", \"\");\n }\n return element;\n}\n\nclass PageSnapshot extends Snapshot {\n static fromHTMLString(html = \"\") {\n return this.fromDocument(parseHTMLDocument(html));\n }\n static fromElement(element) {\n return this.fromDocument(element.ownerDocument);\n }\n static fromDocument({ head, body }) {\n return new this(body, new HeadSnapshot(head));\n }\n constructor(element, headSnapshot) {\n super(element);\n this.headSnapshot = headSnapshot;\n }\n clone() {\n const clonedElement = this.element.cloneNode(true);\n const selectElements = this.element.querySelectorAll(\"select\");\n const clonedSelectElements = clonedElement.querySelectorAll(\"select\");\n for (const [index, source] of selectElements.entries()) {\n const clone = clonedSelectElements[index];\n for (const option of clone.selectedOptions)\n option.selected = false;\n for (const option of source.selectedOptions)\n clone.options[option.index].selected = true;\n }\n for (const clonedPasswordInput of clonedElement.querySelectorAll('input[type=\"password\"]')) {\n clonedPasswordInput.value = \"\";\n }\n return new PageSnapshot(clonedElement, this.headSnapshot);\n }\n get headElement() {\n return this.headSnapshot.element;\n }\n get rootLocation() {\n var _a;\n const root = (_a = this.getSetting(\"root\")) !== null && _a !== void 0 ? _a : \"/\";\n return expandURL(root);\n }\n get cacheControlValue() {\n return this.getSetting(\"cache-control\");\n }\n get isPreviewable() {\n return this.cacheControlValue != \"no-preview\";\n }\n get isCacheable() {\n return this.cacheControlValue != \"no-cache\";\n }\n get isVisitable() {\n return this.getSetting(\"visit-control\") != \"reload\";\n }\n getSetting(name) {\n return this.headSnapshot.getMetaValue(`turbo-${name}`);\n }\n}\n\nvar TimingMetric;\n(function (TimingMetric) {\n TimingMetric[\"visitStart\"] = \"visitStart\";\n TimingMetric[\"requestStart\"] = \"requestStart\";\n TimingMetric[\"requestEnd\"] = \"requestEnd\";\n TimingMetric[\"visitEnd\"] = \"visitEnd\";\n})(TimingMetric || (TimingMetric = {}));\nvar VisitState;\n(function (VisitState) {\n VisitState[\"initialized\"] = \"initialized\";\n VisitState[\"started\"] = \"started\";\n VisitState[\"canceled\"] = \"canceled\";\n VisitState[\"failed\"] = \"failed\";\n VisitState[\"completed\"] = \"completed\";\n})(VisitState || (VisitState = {}));\nconst defaultOptions = {\n action: \"advance\",\n historyChanged: false,\n visitCachedSnapshot: () => { },\n willRender: true,\n updateHistory: true,\n shouldCacheSnapshot: true,\n acceptsStreamResponse: false,\n};\nvar SystemStatusCode;\n(function (SystemStatusCode) {\n SystemStatusCode[SystemStatusCode[\"networkFailure\"] = 0] = \"networkFailure\";\n SystemStatusCode[SystemStatusCode[\"timeoutFailure\"] = -1] = \"timeoutFailure\";\n SystemStatusCode[SystemStatusCode[\"contentTypeMismatch\"] = -2] = \"contentTypeMismatch\";\n})(SystemStatusCode || (SystemStatusCode = {}));\nclass Visit {\n constructor(delegate, location, restorationIdentifier, options = {}) {\n this.identifier = uuid();\n this.timingMetrics = {};\n this.followedRedirect = false;\n this.historyChanged = false;\n this.scrolled = false;\n this.shouldCacheSnapshot = true;\n this.acceptsStreamResponse = false;\n this.snapshotCached = false;\n this.state = VisitState.initialized;\n this.delegate = delegate;\n this.location = location;\n this.restorationIdentifier = restorationIdentifier || uuid();\n const { action, historyChanged, referrer, snapshot, snapshotHTML, response, visitCachedSnapshot, willRender, updateHistory, shouldCacheSnapshot, acceptsStreamResponse, } = Object.assign(Object.assign({}, defaultOptions), options);\n this.action = action;\n this.historyChanged = historyChanged;\n this.referrer = referrer;\n this.snapshot = snapshot;\n this.snapshotHTML = snapshotHTML;\n this.response = response;\n this.isSamePage = this.delegate.locationWithActionIsSamePage(this.location, this.action);\n this.visitCachedSnapshot = visitCachedSnapshot;\n this.willRender = willRender;\n this.updateHistory = updateHistory;\n this.scrolled = !willRender;\n this.shouldCacheSnapshot = shouldCacheSnapshot;\n this.acceptsStreamResponse = acceptsStreamResponse;\n }\n get adapter() {\n return this.delegate.adapter;\n }\n get view() {\n return this.delegate.view;\n }\n get history() {\n return this.delegate.history;\n }\n get restorationData() {\n return this.history.getRestorationDataForIdentifier(this.restorationIdentifier);\n }\n get silent() {\n return this.isSamePage;\n }\n start() {\n if (this.state == VisitState.initialized) {\n this.recordTimingMetric(TimingMetric.visitStart);\n this.state = VisitState.started;\n this.adapter.visitStarted(this);\n this.delegate.visitStarted(this);\n }\n }\n cancel() {\n if (this.state == VisitState.started) {\n if (this.request) {\n this.request.cancel();\n }\n this.cancelRender();\n this.state = VisitState.canceled;\n }\n }\n complete() {\n if (this.state == VisitState.started) {\n this.recordTimingMetric(TimingMetric.visitEnd);\n this.state = VisitState.completed;\n this.followRedirect();\n if (!this.followedRedirect) {\n this.adapter.visitCompleted(this);\n this.delegate.visitCompleted(this);\n }\n }\n }\n fail() {\n if (this.state == VisitState.started) {\n this.state = VisitState.failed;\n this.adapter.visitFailed(this);\n }\n }\n changeHistory() {\n var _a;\n if (!this.historyChanged && this.updateHistory) {\n const actionForHistory = this.location.href === ((_a = this.referrer) === null || _a === void 0 ? void 0 : _a.href) ? \"replace\" : this.action;\n const method = getHistoryMethodForAction(actionForHistory);\n this.history.update(method, this.location, this.restorationIdentifier);\n this.historyChanged = true;\n }\n }\n issueRequest() {\n if (this.hasPreloadedResponse()) {\n this.simulateRequest();\n }\n else if (this.shouldIssueRequest() && !this.request) {\n this.request = new FetchRequest(this, FetchMethod.get, this.location);\n this.request.perform();\n }\n }\n simulateRequest() {\n if (this.response) {\n this.startRequest();\n this.recordResponse();\n this.finishRequest();\n }\n }\n startRequest() {\n this.recordTimingMetric(TimingMetric.requestStart);\n this.adapter.visitRequestStarted(this);\n }\n recordResponse(response = this.response) {\n this.response = response;\n if (response) {\n const { statusCode } = response;\n if (isSuccessful(statusCode)) {\n this.adapter.visitRequestCompleted(this);\n }\n else {\n this.adapter.visitRequestFailedWithStatusCode(this, statusCode);\n }\n }\n }\n finishRequest() {\n this.recordTimingMetric(TimingMetric.requestEnd);\n this.adapter.visitRequestFinished(this);\n }\n loadResponse() {\n if (this.response) {\n const { statusCode, responseHTML } = this.response;\n this.render(async () => {\n if (this.shouldCacheSnapshot)\n this.cacheSnapshot();\n if (this.view.renderPromise)\n await this.view.renderPromise;\n if (isSuccessful(statusCode) && responseHTML != null) {\n await this.view.renderPage(PageSnapshot.fromHTMLString(responseHTML), false, this.willRender, this);\n this.performScroll();\n this.adapter.visitRendered(this);\n this.complete();\n }\n else {\n await this.view.renderError(PageSnapshot.fromHTMLString(responseHTML), this);\n this.adapter.visitRendered(this);\n this.fail();\n }\n });\n }\n }\n getCachedSnapshot() {\n const snapshot = this.view.getCachedSnapshotForLocation(this.location) || this.getPreloadedSnapshot();\n if (snapshot && (!getAnchor(this.location) || snapshot.hasAnchor(getAnchor(this.location)))) {\n if (this.action == \"restore\" || snapshot.isPreviewable) {\n return snapshot;\n }\n }\n }\n getPreloadedSnapshot() {\n if (this.snapshotHTML) {\n return PageSnapshot.fromHTMLString(this.snapshotHTML);\n }\n }\n hasCachedSnapshot() {\n return this.getCachedSnapshot() != null;\n }\n loadCachedSnapshot() {\n const snapshot = this.getCachedSnapshot();\n if (snapshot) {\n const isPreview = this.shouldIssueRequest();\n this.render(async () => {\n this.cacheSnapshot();\n if (this.isSamePage) {\n this.adapter.visitRendered(this);\n }\n else {\n if (this.view.renderPromise)\n await this.view.renderPromise;\n await this.view.renderPage(snapshot, isPreview, this.willRender, this);\n this.performScroll();\n this.adapter.visitRendered(this);\n if (!isPreview) {\n this.complete();\n }\n }\n });\n }\n }\n followRedirect() {\n var _a;\n if (this.redirectedToLocation && !this.followedRedirect && ((_a = this.response) === null || _a === void 0 ? void 0 : _a.redirected)) {\n this.adapter.visitProposedToLocation(this.redirectedToLocation, {\n action: \"replace\",\n response: this.response,\n shouldCacheSnapshot: false,\n willRender: false,\n });\n this.followedRedirect = true;\n }\n }\n goToSamePageAnchor() {\n if (this.isSamePage) {\n this.render(async () => {\n this.cacheSnapshot();\n this.performScroll();\n this.changeHistory();\n this.adapter.visitRendered(this);\n });\n }\n }\n prepareRequest(request) {\n if (this.acceptsStreamResponse) {\n request.acceptResponseType(StreamMessage.contentType);\n }\n }\n requestStarted() {\n this.startRequest();\n }\n requestPreventedHandlingResponse(_request, _response) { }\n async requestSucceededWithResponse(request, response) {\n const responseHTML = await response.responseHTML;\n const { redirected, statusCode } = response;\n if (responseHTML == undefined) {\n this.recordResponse({\n statusCode: SystemStatusCode.contentTypeMismatch,\n redirected,\n });\n }\n else {\n this.redirectedToLocation = response.redirected ? response.location : undefined;\n this.recordResponse({ statusCode: statusCode, responseHTML, redirected });\n }\n }\n async requestFailedWithResponse(request, response) {\n const responseHTML = await response.responseHTML;\n const { redirected, statusCode } = response;\n if (responseHTML == undefined) {\n this.recordResponse({\n statusCode: SystemStatusCode.contentTypeMismatch,\n redirected,\n });\n }\n else {\n this.recordResponse({ statusCode: statusCode, responseHTML, redirected });\n }\n }\n requestErrored(_request, _error) {\n this.recordResponse({\n statusCode: SystemStatusCode.networkFailure,\n redirected: false,\n });\n }\n requestFinished() {\n this.finishRequest();\n }\n performScroll() {\n if (!this.scrolled && !this.view.forceReloaded) {\n if (this.action == \"restore\") {\n this.scrollToRestoredPosition() || this.scrollToAnchor() || this.view.scrollToTop();\n }\n else {\n this.scrollToAnchor() || this.view.scrollToTop();\n }\n if (this.isSamePage) {\n this.delegate.visitScrolledToSamePageLocation(this.view.lastRenderedLocation, this.location);\n }\n this.scrolled = true;\n }\n }\n scrollToRestoredPosition() {\n const { scrollPosition } = this.restorationData;\n if (scrollPosition) {\n this.view.scrollToPosition(scrollPosition);\n return true;\n }\n }\n scrollToAnchor() {\n const anchor = getAnchor(this.location);\n if (anchor != null) {\n this.view.scrollToAnchor(anchor);\n return true;\n }\n }\n recordTimingMetric(metric) {\n this.timingMetrics[metric] = new Date().getTime();\n }\n getTimingMetrics() {\n return Object.assign({}, this.timingMetrics);\n }\n getHistoryMethodForAction(action) {\n switch (action) {\n case \"replace\":\n return history.replaceState;\n case \"advance\":\n case \"restore\":\n return history.pushState;\n }\n }\n hasPreloadedResponse() {\n return typeof this.response == \"object\";\n }\n shouldIssueRequest() {\n if (this.isSamePage) {\n return false;\n }\n else if (this.action == \"restore\") {\n return !this.hasCachedSnapshot();\n }\n else {\n return this.willRender;\n }\n }\n cacheSnapshot() {\n if (!this.snapshotCached) {\n this.view.cacheSnapshot(this.snapshot).then((snapshot) => snapshot && this.visitCachedSnapshot(snapshot));\n this.snapshotCached = true;\n }\n }\n async render(callback) {\n this.cancelRender();\n await new Promise((resolve) => {\n this.frame = requestAnimationFrame(() => resolve());\n });\n await callback();\n delete this.frame;\n }\n cancelRender() {\n if (this.frame) {\n cancelAnimationFrame(this.frame);\n delete this.frame;\n }\n }\n}\nfunction isSuccessful(statusCode) {\n return statusCode >= 200 && statusCode < 300;\n}\n\nclass BrowserAdapter {\n constructor(session) {\n this.progressBar = new ProgressBar();\n this.showProgressBar = () => {\n this.progressBar.show();\n };\n this.session = session;\n }\n visitProposedToLocation(location, options) {\n this.navigator.startVisit(location, (options === null || options === void 0 ? void 0 : options.restorationIdentifier) || uuid(), options);\n }\n visitStarted(visit) {\n this.location = visit.location;\n visit.loadCachedSnapshot();\n visit.issueRequest();\n visit.goToSamePageAnchor();\n }\n visitRequestStarted(visit) {\n this.progressBar.setValue(0);\n if (visit.hasCachedSnapshot() || visit.action != \"restore\") {\n this.showVisitProgressBarAfterDelay();\n }\n else {\n this.showProgressBar();\n }\n }\n visitRequestCompleted(visit) {\n visit.loadResponse();\n }\n visitRequestFailedWithStatusCode(visit, statusCode) {\n switch (statusCode) {\n case SystemStatusCode.networkFailure:\n case SystemStatusCode.timeoutFailure:\n case SystemStatusCode.contentTypeMismatch:\n return this.reload({\n reason: \"request_failed\",\n context: {\n statusCode,\n },\n });\n default:\n return visit.loadResponse();\n }\n }\n visitRequestFinished(_visit) {\n this.progressBar.setValue(1);\n this.hideVisitProgressBar();\n }\n visitCompleted(_visit) { }\n pageInvalidated(reason) {\n this.reload(reason);\n }\n visitFailed(_visit) { }\n visitRendered(_visit) { }\n formSubmissionStarted(_formSubmission) {\n this.progressBar.setValue(0);\n this.showFormProgressBarAfterDelay();\n }\n formSubmissionFinished(_formSubmission) {\n this.progressBar.setValue(1);\n this.hideFormProgressBar();\n }\n showVisitProgressBarAfterDelay() {\n this.visitProgressBarTimeout = window.setTimeout(this.showProgressBar, this.session.progressBarDelay);\n }\n hideVisitProgressBar() {\n this.progressBar.hide();\n if (this.visitProgressBarTimeout != null) {\n window.clearTimeout(this.visitProgressBarTimeout);\n delete this.visitProgressBarTimeout;\n }\n }\n showFormProgressBarAfterDelay() {\n if (this.formProgressBarTimeout == null) {\n this.formProgressBarTimeout = window.setTimeout(this.showProgressBar, this.session.progressBarDelay);\n }\n }\n hideFormProgressBar() {\n this.progressBar.hide();\n if (this.formProgressBarTimeout != null) {\n window.clearTimeout(this.formProgressBarTimeout);\n delete this.formProgressBarTimeout;\n }\n }\n reload(reason) {\n var _a;\n dispatch(\"turbo:reload\", { detail: reason });\n window.location.href = ((_a = this.location) === null || _a === void 0 ? void 0 : _a.toString()) || window.location.href;\n }\n get navigator() {\n return this.session.navigator;\n }\n}\n\nclass CacheObserver {\n constructor() {\n this.selector = \"[data-turbo-temporary]\";\n this.deprecatedSelector = \"[data-turbo-cache=false]\";\n this.started = false;\n this.removeTemporaryElements = ((_event) => {\n for (const element of this.temporaryElements) {\n element.remove();\n }\n });\n }\n start() {\n if (!this.started) {\n this.started = true;\n addEventListener(\"turbo:before-cache\", this.removeTemporaryElements, false);\n }\n }\n stop() {\n if (this.started) {\n this.started = false;\n removeEventListener(\"turbo:before-cache\", this.removeTemporaryElements, false);\n }\n }\n get temporaryElements() {\n return [...document.querySelectorAll(this.selector), ...this.temporaryElementsWithDeprecation];\n }\n get temporaryElementsWithDeprecation() {\n const elements = document.querySelectorAll(this.deprecatedSelector);\n if (elements.length) {\n console.warn(`The ${this.deprecatedSelector} selector is deprecated and will be removed in a future version. Use ${this.selector} instead.`);\n }\n return [...elements];\n }\n}\n\nclass FrameRedirector {\n constructor(session, element) {\n this.session = session;\n this.element = element;\n this.linkInterceptor = new LinkInterceptor(this, element);\n this.formSubmitObserver = new FormSubmitObserver(this, element);\n }\n start() {\n this.linkInterceptor.start();\n this.formSubmitObserver.start();\n }\n stop() {\n this.linkInterceptor.stop();\n this.formSubmitObserver.stop();\n }\n shouldInterceptLinkClick(element, _location, _event) {\n return this.shouldRedirect(element);\n }\n linkClickIntercepted(element, url, event) {\n const frame = this.findFrameElement(element);\n if (frame) {\n frame.delegate.linkClickIntercepted(element, url, event);\n }\n }\n willSubmitForm(element, submitter) {\n return (element.closest(\"turbo-frame\") == null &&\n this.shouldSubmit(element, submitter) &&\n this.shouldRedirect(element, submitter));\n }\n formSubmitted(element, submitter) {\n const frame = this.findFrameElement(element, submitter);\n if (frame) {\n frame.delegate.formSubmitted(element, submitter);\n }\n }\n shouldSubmit(form, submitter) {\n var _a;\n const action = getAction(form, submitter);\n const meta = this.element.ownerDocument.querySelector(`meta[name=\"turbo-root\"]`);\n const rootLocation = expandURL((_a = meta === null || meta === void 0 ? void 0 : meta.content) !== null && _a !== void 0 ? _a : \"/\");\n return this.shouldRedirect(form, submitter) && locationIsVisitable(action, rootLocation);\n }\n shouldRedirect(element, submitter) {\n const isNavigatable = element instanceof HTMLFormElement\n ? this.session.submissionIsNavigatable(element, submitter)\n : this.session.elementIsNavigatable(element);\n if (isNavigatable) {\n const frame = this.findFrameElement(element, submitter);\n return frame ? frame != element.closest(\"turbo-frame\") : false;\n }\n else {\n return false;\n }\n }\n findFrameElement(element, submitter) {\n const id = (submitter === null || submitter === void 0 ? void 0 : submitter.getAttribute(\"data-turbo-frame\")) || element.getAttribute(\"data-turbo-frame\");\n if (id && id != \"_top\") {\n const frame = this.element.querySelector(`#${id}:not([disabled])`);\n if (frame instanceof FrameElement) {\n return frame;\n }\n }\n }\n}\n\nclass History {\n constructor(delegate) {\n this.restorationIdentifier = uuid();\n this.restorationData = {};\n this.started = false;\n this.pageLoaded = false;\n this.onPopState = (event) => {\n if (this.shouldHandlePopState()) {\n const { turbo } = event.state || {};\n if (turbo) {\n this.location = new URL(window.location.href);\n const { restorationIdentifier } = turbo;\n this.restorationIdentifier = restorationIdentifier;\n this.delegate.historyPoppedToLocationWithRestorationIdentifier(this.location, restorationIdentifier);\n }\n }\n };\n this.onPageLoad = async (_event) => {\n await nextMicrotask();\n this.pageLoaded = true;\n };\n this.delegate = delegate;\n }\n start() {\n if (!this.started) {\n addEventListener(\"popstate\", this.onPopState, false);\n addEventListener(\"load\", this.onPageLoad, false);\n this.started = true;\n this.replace(new URL(window.location.href));\n }\n }\n stop() {\n if (this.started) {\n removeEventListener(\"popstate\", this.onPopState, false);\n removeEventListener(\"load\", this.onPageLoad, false);\n this.started = false;\n }\n }\n push(location, restorationIdentifier) {\n this.update(history.pushState, location, restorationIdentifier);\n }\n replace(location, restorationIdentifier) {\n this.update(history.replaceState, location, restorationIdentifier);\n }\n update(method, location, restorationIdentifier = uuid()) {\n const state = { turbo: { restorationIdentifier } };\n method.call(history, state, \"\", location.href);\n this.location = location;\n this.restorationIdentifier = restorationIdentifier;\n }\n getRestorationDataForIdentifier(restorationIdentifier) {\n return this.restorationData[restorationIdentifier] || {};\n }\n updateRestorationData(additionalData) {\n const { restorationIdentifier } = this;\n const restorationData = this.restorationData[restorationIdentifier];\n this.restorationData[restorationIdentifier] = Object.assign(Object.assign({}, restorationData), additionalData);\n }\n assumeControlOfScrollRestoration() {\n var _a;\n if (!this.previousScrollRestoration) {\n this.previousScrollRestoration = (_a = history.scrollRestoration) !== null && _a !== void 0 ? _a : \"auto\";\n history.scrollRestoration = \"manual\";\n }\n }\n relinquishControlOfScrollRestoration() {\n if (this.previousScrollRestoration) {\n history.scrollRestoration = this.previousScrollRestoration;\n delete this.previousScrollRestoration;\n }\n }\n shouldHandlePopState() {\n return this.pageIsLoaded();\n }\n pageIsLoaded() {\n return this.pageLoaded || document.readyState == \"complete\";\n }\n}\n\nclass Navigator {\n constructor(delegate) {\n this.delegate = delegate;\n }\n proposeVisit(location, options = {}) {\n if (this.delegate.allowsVisitingLocationWithAction(location, options.action)) {\n if (locationIsVisitable(location, this.view.snapshot.rootLocation)) {\n this.delegate.visitProposedToLocation(location, options);\n }\n else {\n window.location.href = location.toString();\n }\n }\n }\n startVisit(locatable, restorationIdentifier, options = {}) {\n this.stop();\n this.currentVisit = new Visit(this, expandURL(locatable), restorationIdentifier, Object.assign({ referrer: this.location }, options));\n this.currentVisit.start();\n }\n submitForm(form, submitter) {\n this.stop();\n this.formSubmission = new FormSubmission(this, form, submitter, true);\n this.formSubmission.start();\n }\n stop() {\n if (this.formSubmission) {\n this.formSubmission.stop();\n delete this.formSubmission;\n }\n if (this.currentVisit) {\n this.currentVisit.cancel();\n delete this.currentVisit;\n }\n }\n get adapter() {\n return this.delegate.adapter;\n }\n get view() {\n return this.delegate.view;\n }\n get history() {\n return this.delegate.history;\n }\n formSubmissionStarted(formSubmission) {\n if (typeof this.adapter.formSubmissionStarted === \"function\") {\n this.adapter.formSubmissionStarted(formSubmission);\n }\n }\n async formSubmissionSucceededWithResponse(formSubmission, fetchResponse) {\n if (formSubmission == this.formSubmission) {\n const responseHTML = await fetchResponse.responseHTML;\n if (responseHTML) {\n const shouldCacheSnapshot = formSubmission.isSafe;\n if (!shouldCacheSnapshot) {\n this.view.clearSnapshotCache();\n }\n const { statusCode, redirected } = fetchResponse;\n const action = this.getActionForFormSubmission(formSubmission);\n const visitOptions = {\n action,\n shouldCacheSnapshot,\n response: { statusCode, responseHTML, redirected },\n };\n this.proposeVisit(fetchResponse.location, visitOptions);\n }\n }\n }\n async formSubmissionFailedWithResponse(formSubmission, fetchResponse) {\n const responseHTML = await fetchResponse.responseHTML;\n if (responseHTML) {\n const snapshot = PageSnapshot.fromHTMLString(responseHTML);\n if (fetchResponse.serverError) {\n await this.view.renderError(snapshot, this.currentVisit);\n }\n else {\n await this.view.renderPage(snapshot, false, true, this.currentVisit);\n }\n this.view.scrollToTop();\n this.view.clearSnapshotCache();\n }\n }\n formSubmissionErrored(formSubmission, error) {\n console.error(error);\n }\n formSubmissionFinished(formSubmission) {\n if (typeof this.adapter.formSubmissionFinished === \"function\") {\n this.adapter.formSubmissionFinished(formSubmission);\n }\n }\n visitStarted(visit) {\n this.delegate.visitStarted(visit);\n }\n visitCompleted(visit) {\n this.delegate.visitCompleted(visit);\n }\n locationWithActionIsSamePage(location, action) {\n const anchor = getAnchor(location);\n const currentAnchor = getAnchor(this.view.lastRenderedLocation);\n const isRestorationToTop = action === \"restore\" && typeof anchor === \"undefined\";\n return (action !== \"replace\" &&\n getRequestURL(location) === getRequestURL(this.view.lastRenderedLocation) &&\n (isRestorationToTop || (anchor != null && anchor !== currentAnchor)));\n }\n visitScrolledToSamePageLocation(oldURL, newURL) {\n this.delegate.visitScrolledToSamePageLocation(oldURL, newURL);\n }\n get location() {\n return this.history.location;\n }\n get restorationIdentifier() {\n return this.history.restorationIdentifier;\n }\n getActionForFormSubmission({ submitter, formElement }) {\n return getVisitAction(submitter, formElement) || \"advance\";\n }\n}\n\nvar PageStage;\n(function (PageStage) {\n PageStage[PageStage[\"initial\"] = 0] = \"initial\";\n PageStage[PageStage[\"loading\"] = 1] = \"loading\";\n PageStage[PageStage[\"interactive\"] = 2] = \"interactive\";\n PageStage[PageStage[\"complete\"] = 3] = \"complete\";\n})(PageStage || (PageStage = {}));\nclass PageObserver {\n constructor(delegate) {\n this.stage = PageStage.initial;\n this.started = false;\n this.interpretReadyState = () => {\n const { readyState } = this;\n if (readyState == \"interactive\") {\n this.pageIsInteractive();\n }\n else if (readyState == \"complete\") {\n this.pageIsComplete();\n }\n };\n this.pageWillUnload = () => {\n this.delegate.pageWillUnload();\n };\n this.delegate = delegate;\n }\n start() {\n if (!this.started) {\n if (this.stage == PageStage.initial) {\n this.stage = PageStage.loading;\n }\n document.addEventListener(\"readystatechange\", this.interpretReadyState, false);\n addEventListener(\"pagehide\", this.pageWillUnload, false);\n this.started = true;\n }\n }\n stop() {\n if (this.started) {\n document.removeEventListener(\"readystatechange\", this.interpretReadyState, false);\n removeEventListener(\"pagehide\", this.pageWillUnload, false);\n this.started = false;\n }\n }\n pageIsInteractive() {\n if (this.stage == PageStage.loading) {\n this.stage = PageStage.interactive;\n this.delegate.pageBecameInteractive();\n }\n }\n pageIsComplete() {\n this.pageIsInteractive();\n if (this.stage == PageStage.interactive) {\n this.stage = PageStage.complete;\n this.delegate.pageLoaded();\n }\n }\n get readyState() {\n return document.readyState;\n }\n}\n\nclass ScrollObserver {\n constructor(delegate) {\n this.started = false;\n this.onScroll = () => {\n this.updatePosition({ x: window.pageXOffset, y: window.pageYOffset });\n };\n this.delegate = delegate;\n }\n start() {\n if (!this.started) {\n addEventListener(\"scroll\", this.onScroll, false);\n this.onScroll();\n this.started = true;\n }\n }\n stop() {\n if (this.started) {\n removeEventListener(\"scroll\", this.onScroll, false);\n this.started = false;\n }\n }\n updatePosition(position) {\n this.delegate.scrollPositionChanged(position);\n }\n}\n\nclass StreamMessageRenderer {\n render({ fragment }) {\n Bardo.preservingPermanentElements(this, getPermanentElementMapForFragment(fragment), () => document.documentElement.appendChild(fragment));\n }\n enteringBardo(currentPermanentElement, newPermanentElement) {\n newPermanentElement.replaceWith(currentPermanentElement.cloneNode(true));\n }\n leavingBardo() { }\n}\nfunction getPermanentElementMapForFragment(fragment) {\n const permanentElementsInDocument = queryPermanentElementsAll(document.documentElement);\n const permanentElementMap = {};\n for (const permanentElementInDocument of permanentElementsInDocument) {\n const { id } = permanentElementInDocument;\n for (const streamElement of fragment.querySelectorAll(\"turbo-stream\")) {\n const elementInStream = getPermanentElementById(streamElement.templateElement.content, id);\n if (elementInStream) {\n permanentElementMap[id] = [permanentElementInDocument, elementInStream];\n }\n }\n }\n return permanentElementMap;\n}\n\nclass StreamObserver {\n constructor(delegate) {\n this.sources = new Set();\n this.started = false;\n this.inspectFetchResponse = ((event) => {\n const response = fetchResponseFromEvent(event);\n if (response && fetchResponseIsStream(response)) {\n event.preventDefault();\n this.receiveMessageResponse(response);\n }\n });\n this.receiveMessageEvent = (event) => {\n if (this.started && typeof event.data == \"string\") {\n this.receiveMessageHTML(event.data);\n }\n };\n this.delegate = delegate;\n }\n start() {\n if (!this.started) {\n this.started = true;\n addEventListener(\"turbo:before-fetch-response\", this.inspectFetchResponse, false);\n }\n }\n stop() {\n if (this.started) {\n this.started = false;\n removeEventListener(\"turbo:before-fetch-response\", this.inspectFetchResponse, false);\n }\n }\n connectStreamSource(source) {\n if (!this.streamSourceIsConnected(source)) {\n this.sources.add(source);\n source.addEventListener(\"message\", this.receiveMessageEvent, false);\n }\n }\n disconnectStreamSource(source) {\n if (this.streamSourceIsConnected(source)) {\n this.sources.delete(source);\n source.removeEventListener(\"message\", this.receiveMessageEvent, false);\n }\n }\n streamSourceIsConnected(source) {\n return this.sources.has(source);\n }\n async receiveMessageResponse(response) {\n const html = await response.responseHTML;\n if (html) {\n this.receiveMessageHTML(html);\n }\n }\n receiveMessageHTML(html) {\n this.delegate.receivedMessageFromStream(StreamMessage.wrap(html));\n }\n}\nfunction fetchResponseFromEvent(event) {\n var _a;\n const fetchResponse = (_a = event.detail) === null || _a === void 0 ? void 0 : _a.fetchResponse;\n if (fetchResponse instanceof FetchResponse) {\n return fetchResponse;\n }\n}\nfunction fetchResponseIsStream(response) {\n var _a;\n const contentType = (_a = response.contentType) !== null && _a !== void 0 ? _a : \"\";\n return contentType.startsWith(StreamMessage.contentType);\n}\n\nclass ErrorRenderer extends Renderer {\n static renderElement(currentElement, newElement) {\n const { documentElement, body } = document;\n documentElement.replaceChild(newElement, body);\n }\n async render() {\n this.replaceHeadAndBody();\n this.activateScriptElements();\n }\n replaceHeadAndBody() {\n const { documentElement, head } = document;\n documentElement.replaceChild(this.newHead, head);\n this.renderElement(this.currentElement, this.newElement);\n }\n activateScriptElements() {\n for (const replaceableElement of this.scriptElements) {\n const parentNode = replaceableElement.parentNode;\n if (parentNode) {\n const element = activateScriptElement(replaceableElement);\n parentNode.replaceChild(element, replaceableElement);\n }\n }\n }\n get newHead() {\n return this.newSnapshot.headSnapshot.element;\n }\n get scriptElements() {\n return document.documentElement.querySelectorAll(\"script\");\n }\n}\n\nclass PageRenderer extends Renderer {\n static renderElement(currentElement, newElement) {\n if (document.body && newElement instanceof HTMLBodyElement) {\n document.body.replaceWith(newElement);\n }\n else {\n document.documentElement.appendChild(newElement);\n }\n }\n get shouldRender() {\n return this.newSnapshot.isVisitable && this.trackedElementsAreIdentical;\n }\n get reloadReason() {\n if (!this.newSnapshot.isVisitable) {\n return {\n reason: \"turbo_visit_control_is_reload\",\n };\n }\n if (!this.trackedElementsAreIdentical) {\n return {\n reason: \"tracked_element_mismatch\",\n };\n }\n }\n async prepareToRender() {\n await this.mergeHead();\n }\n async render() {\n if (this.willRender) {\n await this.replaceBody();\n }\n }\n finishRendering() {\n super.finishRendering();\n if (!this.isPreview) {\n this.focusFirstAutofocusableElement();\n }\n }\n get currentHeadSnapshot() {\n return this.currentSnapshot.headSnapshot;\n }\n get newHeadSnapshot() {\n return this.newSnapshot.headSnapshot;\n }\n get newElement() {\n return this.newSnapshot.element;\n }\n async mergeHead() {\n const mergedHeadElements = this.mergeProvisionalElements();\n const newStylesheetElements = this.copyNewHeadStylesheetElements();\n this.copyNewHeadScriptElements();\n await mergedHeadElements;\n await newStylesheetElements;\n }\n async replaceBody() {\n await this.preservingPermanentElements(async () => {\n this.activateNewBody();\n await this.assignNewBody();\n });\n }\n get trackedElementsAreIdentical() {\n return this.currentHeadSnapshot.trackedElementSignature == this.newHeadSnapshot.trackedElementSignature;\n }\n async copyNewHeadStylesheetElements() {\n const loadingElements = [];\n for (const element of this.newHeadStylesheetElements) {\n loadingElements.push(waitForLoad(element));\n document.head.appendChild(element);\n }\n await Promise.all(loadingElements);\n }\n copyNewHeadScriptElements() {\n for (const element of this.newHeadScriptElements) {\n document.head.appendChild(activateScriptElement(element));\n }\n }\n async mergeProvisionalElements() {\n const newHeadElements = [...this.newHeadProvisionalElements];\n for (const element of this.currentHeadProvisionalElements) {\n if (!this.isCurrentElementInElementList(element, newHeadElements)) {\n document.head.removeChild(element);\n }\n }\n for (const element of newHeadElements) {\n document.head.appendChild(element);\n }\n }\n isCurrentElementInElementList(element, elementList) {\n for (const [index, newElement] of elementList.entries()) {\n if (element.tagName == \"TITLE\") {\n if (newElement.tagName != \"TITLE\") {\n continue;\n }\n if (element.innerHTML == newElement.innerHTML) {\n elementList.splice(index, 1);\n return true;\n }\n }\n if (newElement.isEqualNode(element)) {\n elementList.splice(index, 1);\n return true;\n }\n }\n return false;\n }\n removeCurrentHeadProvisionalElements() {\n for (const element of this.currentHeadProvisionalElements) {\n document.head.removeChild(element);\n }\n }\n copyNewHeadProvisionalElements() {\n for (const element of this.newHeadProvisionalElements) {\n document.head.appendChild(element);\n }\n }\n activateNewBody() {\n document.adoptNode(this.newElement);\n this.activateNewBodyScriptElements();\n }\n activateNewBodyScriptElements() {\n for (const inertScriptElement of this.newBodyScriptElements) {\n const activatedScriptElement = activateScriptElement(inertScriptElement);\n inertScriptElement.replaceWith(activatedScriptElement);\n }\n }\n async assignNewBody() {\n await this.renderElement(this.currentElement, this.newElement);\n }\n get newHeadStylesheetElements() {\n return this.newHeadSnapshot.getStylesheetElementsNotInSnapshot(this.currentHeadSnapshot);\n }\n get newHeadScriptElements() {\n return this.newHeadSnapshot.getScriptElementsNotInSnapshot(this.currentHeadSnapshot);\n }\n get currentHeadProvisionalElements() {\n return this.currentHeadSnapshot.provisionalElements;\n }\n get newHeadProvisionalElements() {\n return this.newHeadSnapshot.provisionalElements;\n }\n get newBodyScriptElements() {\n return this.newElement.querySelectorAll(\"script\");\n }\n}\n\nclass SnapshotCache {\n constructor(size) {\n this.keys = [];\n this.snapshots = {};\n this.size = size;\n }\n has(location) {\n return toCacheKey(location) in this.snapshots;\n }\n get(location) {\n if (this.has(location)) {\n const snapshot = this.read(location);\n this.touch(location);\n return snapshot;\n }\n }\n put(location, snapshot) {\n this.write(location, snapshot);\n this.touch(location);\n return snapshot;\n }\n clear() {\n this.snapshots = {};\n }\n read(location) {\n return this.snapshots[toCacheKey(location)];\n }\n write(location, snapshot) {\n this.snapshots[toCacheKey(location)] = snapshot;\n }\n touch(location) {\n const key = toCacheKey(location);\n const index = this.keys.indexOf(key);\n if (index > -1)\n this.keys.splice(index, 1);\n this.keys.unshift(key);\n this.trim();\n }\n trim() {\n for (const key of this.keys.splice(this.size)) {\n delete this.snapshots[key];\n }\n }\n}\n\nclass PageView extends View {\n constructor() {\n super(...arguments);\n this.snapshotCache = new SnapshotCache(10);\n this.lastRenderedLocation = new URL(location.href);\n this.forceReloaded = false;\n }\n renderPage(snapshot, isPreview = false, willRender = true, visit) {\n const renderer = new PageRenderer(this.snapshot, snapshot, PageRenderer.renderElement, isPreview, willRender);\n if (!renderer.shouldRender) {\n this.forceReloaded = true;\n }\n else {\n visit === null || visit === void 0 ? void 0 : visit.changeHistory();\n }\n return this.render(renderer);\n }\n renderError(snapshot, visit) {\n visit === null || visit === void 0 ? void 0 : visit.changeHistory();\n const renderer = new ErrorRenderer(this.snapshot, snapshot, ErrorRenderer.renderElement, false);\n return this.render(renderer);\n }\n clearSnapshotCache() {\n this.snapshotCache.clear();\n }\n async cacheSnapshot(snapshot = this.snapshot) {\n if (snapshot.isCacheable) {\n this.delegate.viewWillCacheSnapshot();\n const { lastRenderedLocation: location } = this;\n await nextEventLoopTick();\n const cachedSnapshot = snapshot.clone();\n this.snapshotCache.put(location, cachedSnapshot);\n return cachedSnapshot;\n }\n }\n getCachedSnapshotForLocation(location) {\n return this.snapshotCache.get(location);\n }\n get snapshot() {\n return PageSnapshot.fromElement(this.element);\n }\n}\n\nclass Preloader {\n constructor(delegate) {\n this.selector = \"a[data-turbo-preload]\";\n this.delegate = delegate;\n }\n get snapshotCache() {\n return this.delegate.navigator.view.snapshotCache;\n }\n start() {\n if (document.readyState === \"loading\") {\n return document.addEventListener(\"DOMContentLoaded\", () => {\n this.preloadOnLoadLinksForView(document.body);\n });\n }\n else {\n this.preloadOnLoadLinksForView(document.body);\n }\n }\n preloadOnLoadLinksForView(element) {\n for (const link of element.querySelectorAll(this.selector)) {\n this.preloadURL(link);\n }\n }\n async preloadURL(link) {\n const location = new URL(link.href);\n if (this.snapshotCache.has(location)) {\n return;\n }\n try {\n const response = await fetch(location.toString(), { headers: { \"VND.PREFETCH\": \"true\", Accept: \"text/html\" } });\n const responseText = await response.text();\n const snapshot = PageSnapshot.fromHTMLString(responseText);\n this.snapshotCache.put(location, snapshot);\n }\n catch (_) {\n }\n }\n}\n\nclass Session {\n constructor() {\n this.navigator = new Navigator(this);\n this.history = new History(this);\n this.preloader = new Preloader(this);\n this.view = new PageView(this, document.documentElement);\n this.adapter = new BrowserAdapter(this);\n this.pageObserver = new PageObserver(this);\n this.cacheObserver = new CacheObserver();\n this.linkClickObserver = new LinkClickObserver(this, window);\n this.formSubmitObserver = new FormSubmitObserver(this, document);\n this.scrollObserver = new ScrollObserver(this);\n this.streamObserver = new StreamObserver(this);\n this.formLinkClickObserver = new FormLinkClickObserver(this, document.documentElement);\n this.frameRedirector = new FrameRedirector(this, document.documentElement);\n this.streamMessageRenderer = new StreamMessageRenderer();\n this.drive = true;\n this.enabled = true;\n this.progressBarDelay = 500;\n this.started = false;\n this.formMode = \"on\";\n }\n start() {\n if (!this.started) {\n this.pageObserver.start();\n this.cacheObserver.start();\n this.formLinkClickObserver.start();\n this.linkClickObserver.start();\n this.formSubmitObserver.start();\n this.scrollObserver.start();\n this.streamObserver.start();\n this.frameRedirector.start();\n this.history.start();\n this.preloader.start();\n this.started = true;\n this.enabled = true;\n }\n }\n disable() {\n this.enabled = false;\n }\n stop() {\n if (this.started) {\n this.pageObserver.stop();\n this.cacheObserver.stop();\n this.formLinkClickObserver.stop();\n this.linkClickObserver.stop();\n this.formSubmitObserver.stop();\n this.scrollObserver.stop();\n this.streamObserver.stop();\n this.frameRedirector.stop();\n this.history.stop();\n this.started = false;\n }\n }\n registerAdapter(adapter) {\n this.adapter = adapter;\n }\n visit(location, options = {}) {\n const frameElement = options.frame ? document.getElementById(options.frame) : null;\n if (frameElement instanceof FrameElement) {\n frameElement.src = location.toString();\n frameElement.loaded;\n }\n else {\n this.navigator.proposeVisit(expandURL(location), options);\n }\n }\n connectStreamSource(source) {\n this.streamObserver.connectStreamSource(source);\n }\n disconnectStreamSource(source) {\n this.streamObserver.disconnectStreamSource(source);\n }\n renderStreamMessage(message) {\n this.streamMessageRenderer.render(StreamMessage.wrap(message));\n }\n clearCache() {\n this.view.clearSnapshotCache();\n }\n setProgressBarDelay(delay) {\n this.progressBarDelay = delay;\n }\n setFormMode(mode) {\n this.formMode = mode;\n }\n get location() {\n return this.history.location;\n }\n get restorationIdentifier() {\n return this.history.restorationIdentifier;\n }\n historyPoppedToLocationWithRestorationIdentifier(location, restorationIdentifier) {\n if (this.enabled) {\n this.navigator.startVisit(location, restorationIdentifier, {\n action: \"restore\",\n historyChanged: true,\n });\n }\n else {\n this.adapter.pageInvalidated({\n reason: \"turbo_disabled\",\n });\n }\n }\n scrollPositionChanged(position) {\n this.history.updateRestorationData({ scrollPosition: position });\n }\n willSubmitFormLinkToLocation(link, location) {\n return this.elementIsNavigatable(link) && locationIsVisitable(location, this.snapshot.rootLocation);\n }\n submittedFormLinkToLocation() { }\n willFollowLinkToLocation(link, location, event) {\n return (this.elementIsNavigatable(link) &&\n locationIsVisitable(location, this.snapshot.rootLocation) &&\n this.applicationAllowsFollowingLinkToLocation(link, location, event));\n }\n followedLinkToLocation(link, location) {\n const action = this.getActionForLink(link);\n const acceptsStreamResponse = link.hasAttribute(\"data-turbo-stream\");\n this.visit(location.href, { action, acceptsStreamResponse });\n }\n allowsVisitingLocationWithAction(location, action) {\n return this.locationWithActionIsSamePage(location, action) || this.applicationAllowsVisitingLocation(location);\n }\n visitProposedToLocation(location, options) {\n extendURLWithDeprecatedProperties(location);\n this.adapter.visitProposedToLocation(location, options);\n }\n visitStarted(visit) {\n if (!visit.acceptsStreamResponse) {\n markAsBusy(document.documentElement);\n }\n extendURLWithDeprecatedProperties(visit.location);\n if (!visit.silent) {\n this.notifyApplicationAfterVisitingLocation(visit.location, visit.action);\n }\n }\n visitCompleted(visit) {\n clearBusyState(document.documentElement);\n this.notifyApplicationAfterPageLoad(visit.getTimingMetrics());\n }\n locationWithActionIsSamePage(location, action) {\n return this.navigator.locationWithActionIsSamePage(location, action);\n }\n visitScrolledToSamePageLocation(oldURL, newURL) {\n this.notifyApplicationAfterVisitingSamePageLocation(oldURL, newURL);\n }\n willSubmitForm(form, submitter) {\n const action = getAction(form, submitter);\n return (this.submissionIsNavigatable(form, submitter) &&\n locationIsVisitable(expandURL(action), this.snapshot.rootLocation));\n }\n formSubmitted(form, submitter) {\n this.navigator.submitForm(form, submitter);\n }\n pageBecameInteractive() {\n this.view.lastRenderedLocation = this.location;\n this.notifyApplicationAfterPageLoad();\n }\n pageLoaded() {\n this.history.assumeControlOfScrollRestoration();\n }\n pageWillUnload() {\n this.history.relinquishControlOfScrollRestoration();\n }\n receivedMessageFromStream(message) {\n this.renderStreamMessage(message);\n }\n viewWillCacheSnapshot() {\n var _a;\n if (!((_a = this.navigator.currentVisit) === null || _a === void 0 ? void 0 : _a.silent)) {\n this.notifyApplicationBeforeCachingSnapshot();\n }\n }\n allowsImmediateRender({ element }, options) {\n const event = this.notifyApplicationBeforeRender(element, options);\n const { defaultPrevented, detail: { render }, } = event;\n if (this.view.renderer && render) {\n this.view.renderer.renderElement = render;\n }\n return !defaultPrevented;\n }\n viewRenderedSnapshot(_snapshot, _isPreview) {\n this.view.lastRenderedLocation = this.history.location;\n this.notifyApplicationAfterRender();\n }\n preloadOnLoadLinksForView(element) {\n this.preloader.preloadOnLoadLinksForView(element);\n }\n viewInvalidated(reason) {\n this.adapter.pageInvalidated(reason);\n }\n frameLoaded(frame) {\n this.notifyApplicationAfterFrameLoad(frame);\n }\n frameRendered(fetchResponse, frame) {\n this.notifyApplicationAfterFrameRender(fetchResponse, frame);\n }\n applicationAllowsFollowingLinkToLocation(link, location, ev) {\n const event = this.notifyApplicationAfterClickingLinkToLocation(link, location, ev);\n return !event.defaultPrevented;\n }\n applicationAllowsVisitingLocation(location) {\n const event = this.notifyApplicationBeforeVisitingLocation(location);\n return !event.defaultPrevented;\n }\n notifyApplicationAfterClickingLinkToLocation(link, location, event) {\n return dispatch(\"turbo:click\", {\n target: link,\n detail: { url: location.href, originalEvent: event },\n cancelable: true,\n });\n }\n notifyApplicationBeforeVisitingLocation(location) {\n return dispatch(\"turbo:before-visit\", {\n detail: { url: location.href },\n cancelable: true,\n });\n }\n notifyApplicationAfterVisitingLocation(location, action) {\n return dispatch(\"turbo:visit\", { detail: { url: location.href, action } });\n }\n notifyApplicationBeforeCachingSnapshot() {\n return dispatch(\"turbo:before-cache\");\n }\n notifyApplicationBeforeRender(newBody, options) {\n return dispatch(\"turbo:before-render\", {\n detail: Object.assign({ newBody }, options),\n cancelable: true,\n });\n }\n notifyApplicationAfterRender() {\n return dispatch(\"turbo:render\");\n }\n notifyApplicationAfterPageLoad(timing = {}) {\n return dispatch(\"turbo:load\", {\n detail: { url: this.location.href, timing },\n });\n }\n notifyApplicationAfterVisitingSamePageLocation(oldURL, newURL) {\n dispatchEvent(new HashChangeEvent(\"hashchange\", {\n oldURL: oldURL.toString(),\n newURL: newURL.toString(),\n }));\n }\n notifyApplicationAfterFrameLoad(frame) {\n return dispatch(\"turbo:frame-load\", { target: frame });\n }\n notifyApplicationAfterFrameRender(fetchResponse, frame) {\n return dispatch(\"turbo:frame-render\", {\n detail: { fetchResponse },\n target: frame,\n cancelable: true,\n });\n }\n submissionIsNavigatable(form, submitter) {\n if (this.formMode == \"off\") {\n return false;\n }\n else {\n const submitterIsNavigatable = submitter ? this.elementIsNavigatable(submitter) : true;\n if (this.formMode == \"optin\") {\n return submitterIsNavigatable && form.closest('[data-turbo=\"true\"]') != null;\n }\n else {\n return submitterIsNavigatable && this.elementIsNavigatable(form);\n }\n }\n }\n elementIsNavigatable(element) {\n const container = findClosestRecursively(element, \"[data-turbo]\");\n const withinFrame = findClosestRecursively(element, \"turbo-frame\");\n if (this.drive || withinFrame) {\n if (container) {\n return container.getAttribute(\"data-turbo\") != \"false\";\n }\n else {\n return true;\n }\n }\n else {\n if (container) {\n return container.getAttribute(\"data-turbo\") == \"true\";\n }\n else {\n return false;\n }\n }\n }\n getActionForLink(link) {\n return getVisitAction(link) || \"advance\";\n }\n get snapshot() {\n return this.view.snapshot;\n }\n}\nfunction extendURLWithDeprecatedProperties(url) {\n Object.defineProperties(url, deprecatedLocationPropertyDescriptors);\n}\nconst deprecatedLocationPropertyDescriptors = {\n absoluteURL: {\n get() {\n return this.toString();\n },\n },\n};\n\nclass Cache {\n constructor(session) {\n this.session = session;\n }\n clear() {\n this.session.clearCache();\n }\n resetCacheControl() {\n this.setCacheControl(\"\");\n }\n exemptPageFromCache() {\n this.setCacheControl(\"no-cache\");\n }\n exemptPageFromPreview() {\n this.setCacheControl(\"no-preview\");\n }\n setCacheControl(value) {\n setMetaContent(\"turbo-cache-control\", value);\n }\n}\n\nconst StreamActions = {\n after() {\n this.targetElements.forEach((e) => { var _a; return (_a = e.parentElement) === null || _a === void 0 ? void 0 : _a.insertBefore(this.templateContent, e.nextSibling); });\n },\n append() {\n this.removeDuplicateTargetChildren();\n this.targetElements.forEach((e) => e.append(this.templateContent));\n },\n before() {\n this.targetElements.forEach((e) => { var _a; return (_a = e.parentElement) === null || _a === void 0 ? void 0 : _a.insertBefore(this.templateContent, e); });\n },\n prepend() {\n this.removeDuplicateTargetChildren();\n this.targetElements.forEach((e) => e.prepend(this.templateContent));\n },\n remove() {\n this.targetElements.forEach((e) => e.remove());\n },\n replace() {\n this.targetElements.forEach((e) => e.replaceWith(this.templateContent));\n },\n update() {\n this.targetElements.forEach((targetElement) => {\n targetElement.innerHTML = \"\";\n targetElement.append(this.templateContent);\n });\n },\n};\n\nconst session = new Session();\nconst cache = new Cache(session);\nconst { navigator: navigator$1 } = session;\nfunction start() {\n session.start();\n}\nfunction registerAdapter(adapter) {\n session.registerAdapter(adapter);\n}\nfunction visit(location, options) {\n session.visit(location, options);\n}\nfunction connectStreamSource(source) {\n session.connectStreamSource(source);\n}\nfunction disconnectStreamSource(source) {\n session.disconnectStreamSource(source);\n}\nfunction renderStreamMessage(message) {\n session.renderStreamMessage(message);\n}\nfunction clearCache() {\n console.warn(\"Please replace `Turbo.clearCache()` with `Turbo.cache.clear()`. The top-level function is deprecated and will be removed in a future version of Turbo.`\");\n session.clearCache();\n}\nfunction setProgressBarDelay(delay) {\n session.setProgressBarDelay(delay);\n}\nfunction setConfirmMethod(confirmMethod) {\n FormSubmission.confirmMethod = confirmMethod;\n}\nfunction setFormMode(mode) {\n session.setFormMode(mode);\n}\n\nvar Turbo = /*#__PURE__*/Object.freeze({\n __proto__: null,\n navigator: navigator$1,\n session: session,\n cache: cache,\n PageRenderer: PageRenderer,\n PageSnapshot: PageSnapshot,\n FrameRenderer: FrameRenderer,\n start: start,\n registerAdapter: registerAdapter,\n visit: visit,\n connectStreamSource: connectStreamSource,\n disconnectStreamSource: disconnectStreamSource,\n renderStreamMessage: renderStreamMessage,\n clearCache: clearCache,\n setProgressBarDelay: setProgressBarDelay,\n setConfirmMethod: setConfirmMethod,\n setFormMode: setFormMode,\n StreamActions: StreamActions\n});\n\nclass TurboFrameMissingError extends Error {\n}\n\nclass FrameController {\n constructor(element) {\n this.fetchResponseLoaded = (_fetchResponse) => { };\n this.currentFetchRequest = null;\n this.resolveVisitPromise = () => { };\n this.connected = false;\n this.hasBeenLoaded = false;\n this.ignoredAttributes = new Set();\n this.action = null;\n this.visitCachedSnapshot = ({ element }) => {\n const frame = element.querySelector(\"#\" + this.element.id);\n if (frame && this.previousFrameElement) {\n frame.replaceChildren(...this.previousFrameElement.children);\n }\n delete this.previousFrameElement;\n };\n this.element = element;\n this.view = new FrameView(this, this.element);\n this.appearanceObserver = new AppearanceObserver(this, this.element);\n this.formLinkClickObserver = new FormLinkClickObserver(this, this.element);\n this.linkInterceptor = new LinkInterceptor(this, this.element);\n this.restorationIdentifier = uuid();\n this.formSubmitObserver = new FormSubmitObserver(this, this.element);\n }\n connect() {\n if (!this.connected) {\n this.connected = true;\n if (this.loadingStyle == FrameLoadingStyle.lazy) {\n this.appearanceObserver.start();\n }\n else {\n this.loadSourceURL();\n }\n this.formLinkClickObserver.start();\n this.linkInterceptor.start();\n this.formSubmitObserver.start();\n }\n }\n disconnect() {\n if (this.connected) {\n this.connected = false;\n this.appearanceObserver.stop();\n this.formLinkClickObserver.stop();\n this.linkInterceptor.stop();\n this.formSubmitObserver.stop();\n }\n }\n disabledChanged() {\n if (this.loadingStyle == FrameLoadingStyle.eager) {\n this.loadSourceURL();\n }\n }\n sourceURLChanged() {\n if (this.isIgnoringChangesTo(\"src\"))\n return;\n if (this.element.isConnected) {\n this.complete = false;\n }\n if (this.loadingStyle == FrameLoadingStyle.eager || this.hasBeenLoaded) {\n this.loadSourceURL();\n }\n }\n sourceURLReloaded() {\n const { src } = this.element;\n this.ignoringChangesToAttribute(\"complete\", () => {\n this.element.removeAttribute(\"complete\");\n });\n this.element.src = null;\n this.element.src = src;\n return this.element.loaded;\n }\n completeChanged() {\n if (this.isIgnoringChangesTo(\"complete\"))\n return;\n this.loadSourceURL();\n }\n loadingStyleChanged() {\n if (this.loadingStyle == FrameLoadingStyle.lazy) {\n this.appearanceObserver.start();\n }\n else {\n this.appearanceObserver.stop();\n this.loadSourceURL();\n }\n }\n async loadSourceURL() {\n if (this.enabled && this.isActive && !this.complete && this.sourceURL) {\n this.element.loaded = this.visit(expandURL(this.sourceURL));\n this.appearanceObserver.stop();\n await this.element.loaded;\n this.hasBeenLoaded = true;\n }\n }\n async loadResponse(fetchResponse) {\n if (fetchResponse.redirected || (fetchResponse.succeeded && fetchResponse.isHTML)) {\n this.sourceURL = fetchResponse.response.url;\n }\n try {\n const html = await fetchResponse.responseHTML;\n if (html) {\n const document = parseHTMLDocument(html);\n const pageSnapshot = PageSnapshot.fromDocument(document);\n if (pageSnapshot.isVisitable) {\n await this.loadFrameResponse(fetchResponse, document);\n }\n else {\n await this.handleUnvisitableFrameResponse(fetchResponse);\n }\n }\n }\n finally {\n this.fetchResponseLoaded = () => { };\n }\n }\n elementAppearedInViewport(element) {\n this.proposeVisitIfNavigatedWithAction(element, element);\n this.loadSourceURL();\n }\n willSubmitFormLinkToLocation(link) {\n return this.shouldInterceptNavigation(link);\n }\n submittedFormLinkToLocation(link, _location, form) {\n const frame = this.findFrameElement(link);\n if (frame)\n form.setAttribute(\"data-turbo-frame\", frame.id);\n }\n shouldInterceptLinkClick(element, _location, _event) {\n return this.shouldInterceptNavigation(element);\n }\n linkClickIntercepted(element, location) {\n this.navigateFrame(element, location);\n }\n willSubmitForm(element, submitter) {\n return element.closest(\"turbo-frame\") == this.element && this.shouldInterceptNavigation(element, submitter);\n }\n formSubmitted(element, submitter) {\n if (this.formSubmission) {\n this.formSubmission.stop();\n }\n this.formSubmission = new FormSubmission(this, element, submitter);\n const { fetchRequest } = this.formSubmission;\n this.prepareRequest(fetchRequest);\n this.formSubmission.start();\n }\n prepareRequest(request) {\n var _a;\n request.headers[\"Turbo-Frame\"] = this.id;\n if ((_a = this.currentNavigationElement) === null || _a === void 0 ? void 0 : _a.hasAttribute(\"data-turbo-stream\")) {\n request.acceptResponseType(StreamMessage.contentType);\n }\n }\n requestStarted(_request) {\n markAsBusy(this.element);\n }\n requestPreventedHandlingResponse(_request, _response) {\n this.resolveVisitPromise();\n }\n async requestSucceededWithResponse(request, response) {\n await this.loadResponse(response);\n this.resolveVisitPromise();\n }\n async requestFailedWithResponse(request, response) {\n await this.loadResponse(response);\n this.resolveVisitPromise();\n }\n requestErrored(request, error) {\n console.error(error);\n this.resolveVisitPromise();\n }\n requestFinished(_request) {\n clearBusyState(this.element);\n }\n formSubmissionStarted({ formElement }) {\n markAsBusy(formElement, this.findFrameElement(formElement));\n }\n formSubmissionSucceededWithResponse(formSubmission, response) {\n const frame = this.findFrameElement(formSubmission.formElement, formSubmission.submitter);\n frame.delegate.proposeVisitIfNavigatedWithAction(frame, formSubmission.formElement, formSubmission.submitter);\n frame.delegate.loadResponse(response);\n if (!formSubmission.isSafe) {\n session.clearCache();\n }\n }\n formSubmissionFailedWithResponse(formSubmission, fetchResponse) {\n this.element.delegate.loadResponse(fetchResponse);\n session.clearCache();\n }\n formSubmissionErrored(formSubmission, error) {\n console.error(error);\n }\n formSubmissionFinished({ formElement }) {\n clearBusyState(formElement, this.findFrameElement(formElement));\n }\n allowsImmediateRender({ element: newFrame }, options) {\n const event = dispatch(\"turbo:before-frame-render\", {\n target: this.element,\n detail: Object.assign({ newFrame }, options),\n cancelable: true,\n });\n const { defaultPrevented, detail: { render }, } = event;\n if (this.view.renderer && render) {\n this.view.renderer.renderElement = render;\n }\n return !defaultPrevented;\n }\n viewRenderedSnapshot(_snapshot, _isPreview) { }\n preloadOnLoadLinksForView(element) {\n session.preloadOnLoadLinksForView(element);\n }\n viewInvalidated() { }\n willRenderFrame(currentElement, _newElement) {\n this.previousFrameElement = currentElement.cloneNode(true);\n }\n async loadFrameResponse(fetchResponse, document) {\n const newFrameElement = await this.extractForeignFrameElement(document.body);\n if (newFrameElement) {\n const snapshot = new Snapshot(newFrameElement);\n const renderer = new FrameRenderer(this, this.view.snapshot, snapshot, FrameRenderer.renderElement, false, false);\n if (this.view.renderPromise)\n await this.view.renderPromise;\n this.changeHistory();\n await this.view.render(renderer);\n this.complete = true;\n session.frameRendered(fetchResponse, this.element);\n session.frameLoaded(this.element);\n this.fetchResponseLoaded(fetchResponse);\n }\n else if (this.willHandleFrameMissingFromResponse(fetchResponse)) {\n this.handleFrameMissingFromResponse(fetchResponse);\n }\n }\n async visit(url) {\n var _a;\n const request = new FetchRequest(this, FetchMethod.get, url, new URLSearchParams(), this.element);\n (_a = this.currentFetchRequest) === null || _a === void 0 ? void 0 : _a.cancel();\n this.currentFetchRequest = request;\n return new Promise((resolve) => {\n this.resolveVisitPromise = () => {\n this.resolveVisitPromise = () => { };\n this.currentFetchRequest = null;\n resolve();\n };\n request.perform();\n });\n }\n navigateFrame(element, url, submitter) {\n const frame = this.findFrameElement(element, submitter);\n frame.delegate.proposeVisitIfNavigatedWithAction(frame, element, submitter);\n this.withCurrentNavigationElement(element, () => {\n frame.src = url;\n });\n }\n proposeVisitIfNavigatedWithAction(frame, element, submitter) {\n this.action = getVisitAction(submitter, element, frame);\n if (this.action) {\n const pageSnapshot = PageSnapshot.fromElement(frame).clone();\n const { visitCachedSnapshot } = frame.delegate;\n frame.delegate.fetchResponseLoaded = (fetchResponse) => {\n if (frame.src) {\n const { statusCode, redirected } = fetchResponse;\n const responseHTML = frame.ownerDocument.documentElement.outerHTML;\n const response = { statusCode, redirected, responseHTML };\n const options = {\n response,\n visitCachedSnapshot,\n willRender: false,\n updateHistory: false,\n restorationIdentifier: this.restorationIdentifier,\n snapshot: pageSnapshot,\n };\n if (this.action)\n options.action = this.action;\n session.visit(frame.src, options);\n }\n };\n }\n }\n changeHistory() {\n if (this.action) {\n const method = getHistoryMethodForAction(this.action);\n session.history.update(method, expandURL(this.element.src || \"\"), this.restorationIdentifier);\n }\n }\n async handleUnvisitableFrameResponse(fetchResponse) {\n console.warn(`The response (${fetchResponse.statusCode}) from is performing a full page visit due to turbo-visit-control.`);\n await this.visitResponse(fetchResponse.response);\n }\n willHandleFrameMissingFromResponse(fetchResponse) {\n this.element.setAttribute(\"complete\", \"\");\n const response = fetchResponse.response;\n const visit = async (url, options = {}) => {\n if (url instanceof Response) {\n this.visitResponse(url);\n }\n else {\n session.visit(url, options);\n }\n };\n const event = dispatch(\"turbo:frame-missing\", {\n target: this.element,\n detail: { response, visit },\n cancelable: true,\n });\n return !event.defaultPrevented;\n }\n handleFrameMissingFromResponse(fetchResponse) {\n this.view.missing();\n this.throwFrameMissingError(fetchResponse);\n }\n throwFrameMissingError(fetchResponse) {\n const message = `The response (${fetchResponse.statusCode}) did not contain the expected and will be ignored. To perform a full page visit instead, set turbo-visit-control to reload.`;\n throw new TurboFrameMissingError(message);\n }\n async visitResponse(response) {\n const wrapped = new FetchResponse(response);\n const responseHTML = await wrapped.responseHTML;\n const { location, redirected, statusCode } = wrapped;\n return session.visit(location, { response: { redirected, statusCode, responseHTML } });\n }\n findFrameElement(element, submitter) {\n var _a;\n const id = getAttribute(\"data-turbo-frame\", submitter, element) || this.element.getAttribute(\"target\");\n return (_a = getFrameElementById(id)) !== null && _a !== void 0 ? _a : this.element;\n }\n async extractForeignFrameElement(container) {\n let element;\n const id = CSS.escape(this.id);\n try {\n element = activateElement(container.querySelector(`turbo-frame#${id}`), this.sourceURL);\n if (element) {\n return element;\n }\n element = activateElement(container.querySelector(`turbo-frame[src][recurse~=${id}]`), this.sourceURL);\n if (element) {\n await element.loaded;\n return await this.extractForeignFrameElement(element);\n }\n }\n catch (error) {\n console.error(error);\n return new FrameElement();\n }\n return null;\n }\n formActionIsVisitable(form, submitter) {\n const action = getAction(form, submitter);\n return locationIsVisitable(expandURL(action), this.rootLocation);\n }\n shouldInterceptNavigation(element, submitter) {\n const id = getAttribute(\"data-turbo-frame\", submitter, element) || this.element.getAttribute(\"target\");\n if (element instanceof HTMLFormElement && !this.formActionIsVisitable(element, submitter)) {\n return false;\n }\n if (!this.enabled || id == \"_top\") {\n return false;\n }\n if (id) {\n const frameElement = getFrameElementById(id);\n if (frameElement) {\n return !frameElement.disabled;\n }\n }\n if (!session.elementIsNavigatable(element)) {\n return false;\n }\n if (submitter && !session.elementIsNavigatable(submitter)) {\n return false;\n }\n return true;\n }\n get id() {\n return this.element.id;\n }\n get enabled() {\n return !this.element.disabled;\n }\n get sourceURL() {\n if (this.element.src) {\n return this.element.src;\n }\n }\n set sourceURL(sourceURL) {\n this.ignoringChangesToAttribute(\"src\", () => {\n this.element.src = sourceURL !== null && sourceURL !== void 0 ? sourceURL : null;\n });\n }\n get loadingStyle() {\n return this.element.loading;\n }\n get isLoading() {\n return this.formSubmission !== undefined || this.resolveVisitPromise() !== undefined;\n }\n get complete() {\n return this.element.hasAttribute(\"complete\");\n }\n set complete(value) {\n this.ignoringChangesToAttribute(\"complete\", () => {\n if (value) {\n this.element.setAttribute(\"complete\", \"\");\n }\n else {\n this.element.removeAttribute(\"complete\");\n }\n });\n }\n get isActive() {\n return this.element.isActive && this.connected;\n }\n get rootLocation() {\n var _a;\n const meta = this.element.ownerDocument.querySelector(`meta[name=\"turbo-root\"]`);\n const root = (_a = meta === null || meta === void 0 ? void 0 : meta.content) !== null && _a !== void 0 ? _a : \"/\";\n return expandURL(root);\n }\n isIgnoringChangesTo(attributeName) {\n return this.ignoredAttributes.has(attributeName);\n }\n ignoringChangesToAttribute(attributeName, callback) {\n this.ignoredAttributes.add(attributeName);\n callback();\n this.ignoredAttributes.delete(attributeName);\n }\n withCurrentNavigationElement(element, callback) {\n this.currentNavigationElement = element;\n callback();\n delete this.currentNavigationElement;\n }\n}\nfunction getFrameElementById(id) {\n if (id != null) {\n const element = document.getElementById(id);\n if (element instanceof FrameElement) {\n return element;\n }\n }\n}\nfunction activateElement(element, currentURL) {\n if (element) {\n const src = element.getAttribute(\"src\");\n if (src != null && currentURL != null && urlsAreEqual(src, currentURL)) {\n throw new Error(`Matching element has a source URL which references itself`);\n }\n if (element.ownerDocument !== document) {\n element = document.importNode(element, true);\n }\n if (element instanceof FrameElement) {\n element.connectedCallback();\n element.disconnectedCallback();\n return element;\n }\n }\n}\n\nclass StreamElement extends HTMLElement {\n static async renderElement(newElement) {\n await newElement.performAction();\n }\n async connectedCallback() {\n try {\n await this.render();\n }\n catch (error) {\n console.error(error);\n }\n finally {\n this.disconnect();\n }\n }\n async render() {\n var _a;\n return ((_a = this.renderPromise) !== null && _a !== void 0 ? _a : (this.renderPromise = (async () => {\n const event = this.beforeRenderEvent;\n if (this.dispatchEvent(event)) {\n await nextAnimationFrame();\n await event.detail.render(this);\n }\n })()));\n }\n disconnect() {\n try {\n this.remove();\n }\n catch (_a) { }\n }\n removeDuplicateTargetChildren() {\n this.duplicateChildren.forEach((c) => c.remove());\n }\n get duplicateChildren() {\n var _a;\n const existingChildren = this.targetElements.flatMap((e) => [...e.children]).filter((c) => !!c.id);\n const newChildrenIds = [...(((_a = this.templateContent) === null || _a === void 0 ? void 0 : _a.children) || [])].filter((c) => !!c.id).map((c) => c.id);\n return existingChildren.filter((c) => newChildrenIds.includes(c.id));\n }\n get performAction() {\n if (this.action) {\n const actionFunction = StreamActions[this.action];\n if (actionFunction) {\n return actionFunction;\n }\n this.raise(\"unknown action\");\n }\n this.raise(\"action attribute is missing\");\n }\n get targetElements() {\n if (this.target) {\n return this.targetElementsById;\n }\n else if (this.targets) {\n return this.targetElementsByQuery;\n }\n else {\n this.raise(\"target or targets attribute is missing\");\n }\n }\n get templateContent() {\n return this.templateElement.content.cloneNode(true);\n }\n get templateElement() {\n if (this.firstElementChild === null) {\n const template = this.ownerDocument.createElement(\"template\");\n this.appendChild(template);\n return template;\n }\n else if (this.firstElementChild instanceof HTMLTemplateElement) {\n return this.firstElementChild;\n }\n this.raise(\"first child element must be a