zone.js
Version:
Zones for JavaScript
1,317 lines (1,314 loc) • 83.3 kB
JavaScript
'use strict';
/**
* @license Angular
* (c) 2010-2026 Google LLC. https://angular.dev/
* License: MIT
*/
var __defProp = Object.defineProperty;
var __defProps = Object.defineProperties;
var __getOwnPropDescs = Object.getOwnPropertyDescriptors;
var __getOwnPropSymbols = Object.getOwnPropertySymbols;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __propIsEnum = Object.prototype.propertyIsEnumerable;
var __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: true, configurable: true, writable: true, value }) : obj[key] = value;
var __spreadValues = (a, b) => {
for (var prop in b || (b = {}))
if (__hasOwnProp.call(b, prop))
__defNormalProp(a, prop, b[prop]);
if (__getOwnPropSymbols)
for (var prop of __getOwnPropSymbols(b)) {
if (__propIsEnum.call(b, prop))
__defNormalProp(a, prop, b[prop]);
}
return a;
};
var __spreadProps = (a, b) => __defProps(a, __getOwnPropDescs(b));
var __require = /* @__PURE__ */ ((x) => typeof require !== "undefined" ? require : typeof Proxy !== "undefined" ? new Proxy(x, {
get: (a, b) => (typeof require !== "undefined" ? require : a)[b]
}) : x)(function(x) {
if (typeof require !== "undefined")
return require.apply(this, arguments);
throw Error('Dynamic require of "' + x + '" is not supported');
});
var __publicField = (obj, key, value) => {
__defNormalProp(obj, typeof key !== "symbol" ? key + "" : key, value);
return value;
};
// packages/zone.js/lib/zone-impl.js
var global = globalThis;
function __symbol__(name) {
const symbolPrefix = global["__Zone_symbol_prefix"] || "__zone_symbol__";
return symbolPrefix + name;
}
function initZone() {
const performance = global["performance"];
function mark(name) {
performance && performance["mark"] && performance["mark"](name);
}
function performanceMeasure(name, label) {
performance && performance["measure"] && performance["measure"](name, label);
}
mark("Zone");
const _ZoneImpl = class _ZoneImpl {
constructor(parent, zoneSpec) {
__publicField(this, "_parent");
__publicField(this, "_name");
__publicField(this, "_properties");
__publicField(this, "_zoneDelegate");
this._parent = parent;
this._name = zoneSpec ? zoneSpec.name || "unnamed" : "<root>";
this._properties = zoneSpec && zoneSpec.properties || {};
this._zoneDelegate = new _ZoneDelegate(this, this._parent && this._parent._zoneDelegate, zoneSpec);
}
static assertZonePatched() {
if (global["Promise"] !== patches["ZoneAwarePromise"]) {
throw new Error("Zone.js has detected that ZoneAwarePromise `(window|global).Promise` has been overwritten.\nMost likely cause is that a Promise polyfill has been loaded after Zone.js (Polyfilling Promise api is not necessary when zone.js is loaded. If you must load one, do so before loading zone.js.)");
}
}
static get root() {
let zone = _ZoneImpl.current;
while (zone.parent) {
zone = zone.parent;
}
return zone;
}
static get current() {
return _currentZoneFrame.zone;
}
static get currentTask() {
return _currentTask;
}
static __load_patch(name, fn, ignoreDuplicate = false) {
if (patches.hasOwnProperty(name)) {
const checkDuplicate = global[__symbol__("forceDuplicateZoneCheck")] === true;
if (!ignoreDuplicate && checkDuplicate) {
throw Error("Already loaded patch: " + name);
}
} else if (!global["__Zone_disable_" + name]) {
const perfName = "Zone:" + name;
mark(perfName);
patches[name] = fn(global, _ZoneImpl, _api);
performanceMeasure(perfName, perfName);
}
}
get parent() {
return this._parent;
}
get name() {
return this._name;
}
get(key) {
const zone = this.getZoneWith(key);
if (zone)
return zone._properties[key];
}
getZoneWith(key) {
let current = this;
while (current) {
if (current._properties.hasOwnProperty(key)) {
return current;
}
current = current._parent;
}
return null;
}
fork(zoneSpec) {
if (!zoneSpec)
throw new Error("ZoneSpec required!");
return this._zoneDelegate.fork(this, zoneSpec);
}
wrap(callback, source) {
if (typeof callback !== "function") {
throw new Error("Expecting function got: " + callback);
}
const _callback = this._zoneDelegate.intercept(this, callback, source);
const zone = this;
return function() {
return zone.runGuarded(_callback, this, arguments, source);
};
}
run(callback, applyThis, applyArgs, source) {
_currentZoneFrame = { parent: _currentZoneFrame, zone: this };
try {
return this._zoneDelegate.invoke(this, callback, applyThis, applyArgs, source);
} finally {
_currentZoneFrame = _currentZoneFrame.parent;
}
}
runGuarded(callback, applyThis = null, applyArgs, source) {
_currentZoneFrame = { parent: _currentZoneFrame, zone: this };
try {
try {
return this._zoneDelegate.invoke(this, callback, applyThis, applyArgs, source);
} catch (error) {
if (this._zoneDelegate.handleError(this, error)) {
throw error;
}
}
} finally {
_currentZoneFrame = _currentZoneFrame.parent;
}
}
runTask(task, applyThis, applyArgs) {
if (task.zone != this) {
throw new Error("A task can only be run in the zone of creation! (Creation: " + (task.zone || NO_ZONE).name + "; Execution: " + this.name + ")");
}
const zoneTask = task;
const { type, data: { isPeriodic = false, isRefreshable = false } = {} } = task;
if (task.state === notScheduled && (type === eventTask || type === macroTask)) {
return;
}
const reEntryGuard = task.state != running;
reEntryGuard && zoneTask._transitionTo(running, scheduled);
const previousTask = _currentTask;
_currentTask = zoneTask;
_currentZoneFrame = { parent: _currentZoneFrame, zone: this };
try {
if (type == macroTask && task.data && !isPeriodic && !isRefreshable) {
task.cancelFn = void 0;
}
try {
return this._zoneDelegate.invokeTask(this, zoneTask, applyThis, applyArgs);
} catch (error) {
if (this._zoneDelegate.handleError(this, error)) {
throw error;
}
}
} finally {
const state = task.state;
if (state !== notScheduled && state !== unknown) {
if (type == eventTask || isPeriodic || isRefreshable && state === scheduling) {
reEntryGuard && zoneTask._transitionTo(scheduled, running, scheduling);
} else {
const zoneDelegates = zoneTask._zoneDelegates;
this._updateTaskCount(zoneTask, -1);
reEntryGuard && zoneTask._transitionTo(notScheduled, running, notScheduled);
if (isRefreshable) {
zoneTask._zoneDelegates = zoneDelegates;
}
}
}
_currentZoneFrame = _currentZoneFrame.parent;
_currentTask = previousTask;
}
}
scheduleTask(task) {
if (task.zone && task.zone !== this) {
let newZone = this;
while (newZone) {
if (newZone === task.zone) {
throw Error(`can not reschedule task to ${this.name} which is descendants of the original zone ${task.zone.name}`);
}
newZone = newZone.parent;
}
}
task._transitionTo(scheduling, notScheduled);
const zoneDelegates = [];
task._zoneDelegates = zoneDelegates;
task._zone = this;
try {
task = this._zoneDelegate.scheduleTask(this, task);
} catch (err) {
task._transitionTo(unknown, scheduling, notScheduled);
this._zoneDelegate.handleError(this, err);
throw err;
}
if (task._zoneDelegates === zoneDelegates) {
this._updateTaskCount(task, 1);
}
if (task.state == scheduling) {
task._transitionTo(scheduled, scheduling);
}
return task;
}
scheduleMicroTask(source, callback, data, customSchedule) {
return this.scheduleTask(new ZoneTask(microTask, source, callback, data, customSchedule, void 0));
}
scheduleMacroTask(source, callback, data, customSchedule, customCancel) {
return this.scheduleTask(new ZoneTask(macroTask, source, callback, data, customSchedule, customCancel));
}
scheduleEventTask(source, callback, data, customSchedule, customCancel) {
return this.scheduleTask(new ZoneTask(eventTask, source, callback, data, customSchedule, customCancel));
}
cancelTask(task) {
if (task.zone != this)
throw new Error("A task can only be cancelled in the zone of creation! (Creation: " + (task.zone || NO_ZONE).name + "; Execution: " + this.name + ")");
if (task.state !== scheduled && task.state !== running) {
return;
}
task._transitionTo(canceling, scheduled, running);
try {
this._zoneDelegate.cancelTask(this, task);
} catch (err) {
task._transitionTo(unknown, canceling);
this._zoneDelegate.handleError(this, err);
throw err;
}
this._updateTaskCount(task, -1);
task._transitionTo(notScheduled, canceling);
task.runCount = -1;
return task;
}
_updateTaskCount(task, count) {
const zoneDelegates = task._zoneDelegates;
if (count == -1) {
task._zoneDelegates = null;
}
for (let i = 0; i < zoneDelegates.length; i++) {
zoneDelegates[i]._updateTaskCount(task.type, count);
}
}
};
__publicField(_ZoneImpl, "__symbol__", __symbol__);
let ZoneImpl = _ZoneImpl;
const DELEGATE_ZS = {
name: "",
onHasTask: (delegate, _, target, hasTaskState) => delegate.hasTask(target, hasTaskState),
onScheduleTask: (delegate, _, target, task) => delegate.scheduleTask(target, task),
onInvokeTask: (delegate, _, target, task, applyThis, applyArgs) => delegate.invokeTask(target, task, applyThis, applyArgs),
onCancelTask: (delegate, _, target, task) => delegate.cancelTask(target, task)
};
class _ZoneDelegate {
constructor(zone, parentDelegate, zoneSpec) {
__publicField(this, "_zone");
__publicField(this, "_taskCounts", {
"microTask": 0,
"macroTask": 0,
"eventTask": 0
});
__publicField(this, "_parentDelegate");
__publicField(this, "_forkDlgt");
__publicField(this, "_forkZS");
__publicField(this, "_forkCurrZone");
__publicField(this, "_interceptDlgt");
__publicField(this, "_interceptZS");
__publicField(this, "_interceptCurrZone");
__publicField(this, "_invokeDlgt");
__publicField(this, "_invokeZS");
__publicField(this, "_invokeCurrZone");
__publicField(this, "_handleErrorDlgt");
__publicField(this, "_handleErrorZS");
__publicField(this, "_handleErrorCurrZone");
__publicField(this, "_scheduleTaskDlgt");
__publicField(this, "_scheduleTaskZS");
__publicField(this, "_scheduleTaskCurrZone");
__publicField(this, "_invokeTaskDlgt");
__publicField(this, "_invokeTaskZS");
__publicField(this, "_invokeTaskCurrZone");
__publicField(this, "_cancelTaskDlgt");
__publicField(this, "_cancelTaskZS");
__publicField(this, "_cancelTaskCurrZone");
__publicField(this, "_hasTaskDlgt");
__publicField(this, "_hasTaskDlgtOwner");
__publicField(this, "_hasTaskZS");
__publicField(this, "_hasTaskCurrZone");
this._zone = zone;
this._parentDelegate = parentDelegate;
this._forkZS = zoneSpec && (zoneSpec && zoneSpec.onFork ? zoneSpec : parentDelegate._forkZS);
this._forkDlgt = zoneSpec && (zoneSpec.onFork ? parentDelegate : parentDelegate._forkDlgt);
this._forkCurrZone = zoneSpec && (zoneSpec.onFork ? this._zone : parentDelegate._forkCurrZone);
this._interceptZS = zoneSpec && (zoneSpec.onIntercept ? zoneSpec : parentDelegate._interceptZS);
this._interceptDlgt = zoneSpec && (zoneSpec.onIntercept ? parentDelegate : parentDelegate._interceptDlgt);
this._interceptCurrZone = zoneSpec && (zoneSpec.onIntercept ? this._zone : parentDelegate._interceptCurrZone);
this._invokeZS = zoneSpec && (zoneSpec.onInvoke ? zoneSpec : parentDelegate._invokeZS);
this._invokeDlgt = zoneSpec && (zoneSpec.onInvoke ? parentDelegate : parentDelegate._invokeDlgt);
this._invokeCurrZone = zoneSpec && (zoneSpec.onInvoke ? this._zone : parentDelegate._invokeCurrZone);
this._handleErrorZS = zoneSpec && (zoneSpec.onHandleError ? zoneSpec : parentDelegate._handleErrorZS);
this._handleErrorDlgt = zoneSpec && (zoneSpec.onHandleError ? parentDelegate : parentDelegate._handleErrorDlgt);
this._handleErrorCurrZone = zoneSpec && (zoneSpec.onHandleError ? this._zone : parentDelegate._handleErrorCurrZone);
this._scheduleTaskZS = zoneSpec && (zoneSpec.onScheduleTask ? zoneSpec : parentDelegate._scheduleTaskZS);
this._scheduleTaskDlgt = zoneSpec && (zoneSpec.onScheduleTask ? parentDelegate : parentDelegate._scheduleTaskDlgt);
this._scheduleTaskCurrZone = zoneSpec && (zoneSpec.onScheduleTask ? this._zone : parentDelegate._scheduleTaskCurrZone);
this._invokeTaskZS = zoneSpec && (zoneSpec.onInvokeTask ? zoneSpec : parentDelegate._invokeTaskZS);
this._invokeTaskDlgt = zoneSpec && (zoneSpec.onInvokeTask ? parentDelegate : parentDelegate._invokeTaskDlgt);
this._invokeTaskCurrZone = zoneSpec && (zoneSpec.onInvokeTask ? this._zone : parentDelegate._invokeTaskCurrZone);
this._cancelTaskZS = zoneSpec && (zoneSpec.onCancelTask ? zoneSpec : parentDelegate._cancelTaskZS);
this._cancelTaskDlgt = zoneSpec && (zoneSpec.onCancelTask ? parentDelegate : parentDelegate._cancelTaskDlgt);
this._cancelTaskCurrZone = zoneSpec && (zoneSpec.onCancelTask ? this._zone : parentDelegate._cancelTaskCurrZone);
this._hasTaskZS = null;
this._hasTaskDlgt = null;
this._hasTaskDlgtOwner = null;
this._hasTaskCurrZone = null;
const zoneSpecHasTask = zoneSpec && zoneSpec.onHasTask;
const parentHasTask = parentDelegate && parentDelegate._hasTaskZS;
if (zoneSpecHasTask || parentHasTask) {
this._hasTaskZS = zoneSpecHasTask ? zoneSpec : DELEGATE_ZS;
this._hasTaskDlgt = parentDelegate;
this._hasTaskDlgtOwner = this;
this._hasTaskCurrZone = this._zone;
if (!zoneSpec.onScheduleTask) {
this._scheduleTaskZS = DELEGATE_ZS;
this._scheduleTaskDlgt = parentDelegate;
this._scheduleTaskCurrZone = this._zone;
}
if (!zoneSpec.onInvokeTask) {
this._invokeTaskZS = DELEGATE_ZS;
this._invokeTaskDlgt = parentDelegate;
this._invokeTaskCurrZone = this._zone;
}
if (!zoneSpec.onCancelTask) {
this._cancelTaskZS = DELEGATE_ZS;
this._cancelTaskDlgt = parentDelegate;
this._cancelTaskCurrZone = this._zone;
}
}
}
get zone() {
return this._zone;
}
fork(targetZone, zoneSpec) {
return this._forkZS ? this._forkZS.onFork(this._forkDlgt, this.zone, targetZone, zoneSpec) : new ZoneImpl(targetZone, zoneSpec);
}
intercept(targetZone, callback, source) {
return this._interceptZS ? this._interceptZS.onIntercept(this._interceptDlgt, this._interceptCurrZone, targetZone, callback, source) : callback;
}
invoke(targetZone, callback, applyThis, applyArgs, source) {
return this._invokeZS ? this._invokeZS.onInvoke(this._invokeDlgt, this._invokeCurrZone, targetZone, callback, applyThis, applyArgs, source) : callback.apply(applyThis, applyArgs);
}
handleError(targetZone, error) {
return this._handleErrorZS ? this._handleErrorZS.onHandleError(this._handleErrorDlgt, this._handleErrorCurrZone, targetZone, error) : true;
}
scheduleTask(targetZone, task) {
let returnTask = task;
if (this._scheduleTaskZS) {
if (this._hasTaskZS) {
returnTask._zoneDelegates.push(this._hasTaskDlgtOwner);
}
returnTask = this._scheduleTaskZS.onScheduleTask(this._scheduleTaskDlgt, this._scheduleTaskCurrZone, targetZone, task);
if (!returnTask)
returnTask = task;
} else {
if (task.scheduleFn) {
task.scheduleFn(task);
} else if (task.type == microTask) {
scheduleMicroTask(task);
} else {
throw new Error("Task is missing scheduleFn.");
}
}
return returnTask;
}
invokeTask(targetZone, task, applyThis, applyArgs) {
return this._invokeTaskZS ? this._invokeTaskZS.onInvokeTask(this._invokeTaskDlgt, this._invokeTaskCurrZone, targetZone, task, applyThis, applyArgs) : task.callback.apply(applyThis, applyArgs);
}
cancelTask(targetZone, task) {
let value;
if (this._cancelTaskZS) {
value = this._cancelTaskZS.onCancelTask(this._cancelTaskDlgt, this._cancelTaskCurrZone, targetZone, task);
} else {
if (!task.cancelFn) {
throw Error("Task is not cancelable");
}
value = task.cancelFn(task);
}
return value;
}
hasTask(targetZone, isEmpty) {
try {
this._hasTaskZS && this._hasTaskZS.onHasTask(this._hasTaskDlgt, this._hasTaskCurrZone, targetZone, isEmpty);
} catch (err) {
this.handleError(targetZone, err);
}
}
_updateTaskCount(type, count) {
const counts = this._taskCounts;
const prev = counts[type];
const next = counts[type] = prev + count;
if (next < 0) {
throw new Error("More tasks executed then were scheduled.");
}
if (prev == 0 || next == 0) {
const isEmpty = {
microTask: counts["microTask"] > 0,
macroTask: counts["macroTask"] > 0,
eventTask: counts["eventTask"] > 0,
change: type
};
this.hasTask(this._zone, isEmpty);
}
}
}
class ZoneTask {
constructor(type, source, callback, options, scheduleFn, cancelFn) {
__publicField(this, "type");
__publicField(this, "source");
__publicField(this, "invoke");
__publicField(this, "callback");
__publicField(this, "data");
__publicField(this, "scheduleFn");
__publicField(this, "cancelFn");
__publicField(this, "_zone", null);
__publicField(this, "runCount", 0);
__publicField(this, "_zoneDelegates", null);
__publicField(this, "_state", "notScheduled");
this.type = type;
this.source = source;
this.data = options;
this.scheduleFn = scheduleFn;
this.cancelFn = cancelFn;
if (!callback) {
throw new Error("callback is not defined");
}
this.callback = callback;
const self2 = this;
if (type === eventTask && options && options.useG) {
this.invoke = ZoneTask.invokeTask;
} else {
this.invoke = function() {
return ZoneTask.invokeTask.call(global, self2, this, arguments);
};
}
}
static invokeTask(task, target, args) {
if (!task) {
task = this;
}
_numberOfNestedTaskFrames++;
try {
task.runCount++;
return task.zone.runTask(task, target, args);
} finally {
if (_numberOfNestedTaskFrames == 1) {
drainMicroTaskQueue();
}
_numberOfNestedTaskFrames--;
}
}
get zone() {
return this._zone;
}
get state() {
return this._state;
}
cancelScheduleRequest() {
this._transitionTo(notScheduled, scheduling);
}
_transitionTo(toState, fromState1, fromState2) {
if (this._state === fromState1 || this._state === fromState2) {
this._state = toState;
if (toState == notScheduled) {
this._zoneDelegates = null;
}
} else {
throw new Error(`${this.type} '${this.source}': can not transition to '${toState}', expecting state '${fromState1}'${fromState2 ? " or '" + fromState2 + "'" : ""}, was '${this._state}'.`);
}
}
toString() {
if (this.data && typeof this.data.handleId !== "undefined") {
return this.data.handleId.toString();
} else {
return Object.prototype.toString.call(this);
}
}
// add toJSON method to prevent cyclic error when
// call JSON.stringify(zoneTask)
toJSON() {
return {
type: this.type,
state: this.state,
source: this.source,
zone: this.zone.name,
runCount: this.runCount
};
}
}
const symbolSetTimeout = __symbol__("setTimeout");
const symbolPromise = __symbol__("Promise");
const symbolThen = __symbol__("then");
let _microTaskQueue = [];
let _isDrainingMicrotaskQueue = false;
let nativeMicroTaskQueuePromise;
function nativeScheduleMicroTask(func) {
if (!nativeMicroTaskQueuePromise) {
if (global[symbolPromise]) {
nativeMicroTaskQueuePromise = global[symbolPromise].resolve(0);
}
}
if (nativeMicroTaskQueuePromise) {
let nativeThen = nativeMicroTaskQueuePromise[symbolThen];
if (!nativeThen) {
nativeThen = nativeMicroTaskQueuePromise["then"];
}
nativeThen.call(nativeMicroTaskQueuePromise, func);
} else {
global[symbolSetTimeout](func, 0);
}
}
function scheduleMicroTask(task) {
if (_numberOfNestedTaskFrames === 0 && _microTaskQueue.length === 0) {
nativeScheduleMicroTask(drainMicroTaskQueue);
}
task && _microTaskQueue.push(task);
}
function drainMicroTaskQueue() {
if (!_isDrainingMicrotaskQueue) {
_isDrainingMicrotaskQueue = true;
while (_microTaskQueue.length) {
const queue = _microTaskQueue;
_microTaskQueue = [];
for (let i = 0; i < queue.length; i++) {
const task = queue[i];
try {
task.zone.runTask(task, null, null);
} catch (error) {
_api.onUnhandledError(error);
}
}
}
_api.microtaskDrainDone();
_isDrainingMicrotaskQueue = false;
}
}
const NO_ZONE = { name: "NO ZONE" };
const notScheduled = "notScheduled", scheduling = "scheduling", scheduled = "scheduled", running = "running", canceling = "canceling", unknown = "unknown";
const microTask = "microTask", macroTask = "macroTask", eventTask = "eventTask";
const patches = {};
const _api = {
symbol: __symbol__,
currentZoneFrame: () => _currentZoneFrame,
onUnhandledError: noop,
microtaskDrainDone: noop,
scheduleMicroTask,
showUncaughtError: () => !ZoneImpl[__symbol__("ignoreConsoleErrorUncaughtError")],
patchEventTarget: () => [],
patchOnProperties: noop,
patchMethod: () => noop,
bindArguments: () => [],
patchThen: () => noop,
patchMacroTask: () => noop,
patchEventPrototype: () => noop,
getGlobalObjects: () => void 0,
ObjectDefineProperty: () => noop,
ObjectGetOwnPropertyDescriptor: () => void 0,
ObjectCreate: () => void 0,
ArraySlice: () => [],
patchClass: () => noop,
wrapWithCurrentZone: () => noop,
filterProperties: () => [],
attachOriginToPatched: () => noop,
_redefineProperty: () => noop,
patchCallbacks: () => noop,
nativeScheduleMicroTask
};
let _currentZoneFrame = { parent: null, zone: new ZoneImpl(null, null) };
let _currentTask = null;
let _numberOfNestedTaskFrames = 0;
function noop() {
}
performanceMeasure("Zone", "Zone");
return ZoneImpl;
}
// packages/zone.js/lib/common/utils.js
var ObjectGetOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
var ObjectDefineProperty = Object.defineProperty;
var ObjectGetPrototypeOf = Object.getPrototypeOf;
var ArraySlice = Array.prototype.slice;
var ADD_EVENT_LISTENER_STR = "addEventListener";
var REMOVE_EVENT_LISTENER_STR = "removeEventListener";
var ZONE_SYMBOL_ADD_EVENT_LISTENER = __symbol__(ADD_EVENT_LISTENER_STR);
var ZONE_SYMBOL_REMOVE_EVENT_LISTENER = __symbol__(REMOVE_EVENT_LISTENER_STR);
var TRUE_STR = "true";
var FALSE_STR = "false";
var ZONE_SYMBOL_PREFIX = __symbol__("");
function wrapWithCurrentZone(callback, source) {
return Zone.current.wrap(callback, source);
}
function scheduleMacroTaskWithCurrentZone(source, callback, data, customSchedule, customCancel) {
return Zone.current.scheduleMacroTask(source, callback, data, customSchedule, customCancel);
}
var zoneSymbol = __symbol__;
var isWindowExists = typeof window !== "undefined";
var internalWindow = isWindowExists ? window : void 0;
var _global = isWindowExists && internalWindow || globalThis;
var REMOVE_ATTRIBUTE = "removeAttribute";
function bindArguments(args, source) {
for (let i = args.length - 1; i >= 0; i--) {
if (typeof args[i] === "function") {
args[i] = wrapWithCurrentZone(args[i], source + "_" + i);
}
}
return args;
}
function isPropertyWritable(propertyDesc) {
if (!propertyDesc) {
return true;
}
if (propertyDesc.writable === false) {
return false;
}
return !(typeof propertyDesc.get === "function" && typeof propertyDesc.set === "undefined");
}
var isWebWorker = typeof WorkerGlobalScope !== "undefined" && self instanceof WorkerGlobalScope;
var isNode = !("nw" in _global) && typeof _global.process !== "undefined" && _global.process.toString() === "[object process]";
var isBrowser = !isNode && !isWebWorker && !!(isWindowExists && internalWindow["HTMLElement"]);
var isMix = typeof _global.process !== "undefined" && _global.process.toString() === "[object process]" && !isWebWorker && !!(isWindowExists && internalWindow["HTMLElement"]);
var zoneSymbolEventNames = {};
var enableBeforeunloadSymbol = zoneSymbol("enable_beforeunload");
var wrapFn = function(event) {
event = event || _global.event;
if (!event) {
return;
}
let eventNameSymbol = zoneSymbolEventNames[event.type];
if (!eventNameSymbol) {
eventNameSymbol = zoneSymbolEventNames[event.type] = zoneSymbol("ON_PROPERTY" + event.type);
}
const target = this || event.target || _global;
const listener = target[eventNameSymbol];
let result;
if (isBrowser && target === internalWindow && event.type === "error") {
const errorEvent = event;
result = listener && listener.call(this, errorEvent.message, errorEvent.filename, errorEvent.lineno, errorEvent.colno, errorEvent.error);
if (result === true) {
event.preventDefault();
}
} else {
result = listener && listener.apply(this, arguments);
if (
// https://github.com/angular/angular/issues/47579
// https://www.w3.org/TR/2011/WD-html5-20110525/history.html#beforeunloadevent
// This is the only specific case we should check for. The spec defines that the
// `returnValue` attribute represents the message to show the user. When the event
// is created, this attribute must be set to the empty string.
event.type === "beforeunload" && // To prevent any breaking changes resulting from this change, given that
// it was already causing a significant number of failures in G3, we have hidden
// that behavior behind a global configuration flag. Consumers can enable this
// flag explicitly if they want the `beforeunload` event to be handled as defined
// in the specification.
_global[enableBeforeunloadSymbol] && // The IDL event definition is `attribute DOMString returnValue`, so we check whether
// `typeof result` is a string.
typeof result === "string"
) {
event.returnValue = result;
} else if (result != void 0 && !result) {
event.preventDefault();
}
}
return result;
};
function patchProperty(obj, prop, prototype) {
let desc = ObjectGetOwnPropertyDescriptor(obj, prop);
if (!desc && prototype) {
const prototypeDesc = ObjectGetOwnPropertyDescriptor(prototype, prop);
if (prototypeDesc) {
desc = { enumerable: true, configurable: true };
}
}
if (!desc || !desc.configurable) {
return;
}
const onPropPatchedSymbol = zoneSymbol("on" + prop + "patched");
if (obj.hasOwnProperty(onPropPatchedSymbol) && obj[onPropPatchedSymbol]) {
return;
}
delete desc.writable;
delete desc.value;
const originalDescGet = desc.get;
const originalDescSet = desc.set;
const eventName = prop.slice(2);
let eventNameSymbol = zoneSymbolEventNames[eventName];
if (!eventNameSymbol) {
eventNameSymbol = zoneSymbolEventNames[eventName] = zoneSymbol("ON_PROPERTY" + eventName);
}
desc.set = function(newValue) {
let target = this;
if (!target && obj === _global) {
target = _global;
}
if (!target) {
return;
}
const previousValue = target[eventNameSymbol];
if (typeof previousValue === "function") {
target.removeEventListener(eventName, wrapFn);
}
originalDescSet == null ? void 0 : originalDescSet.call(target, null);
target[eventNameSymbol] = newValue;
if (typeof newValue === "function") {
target.addEventListener(eventName, wrapFn, false);
}
};
desc.get = function() {
let target = this;
if (!target && obj === _global) {
target = _global;
}
if (!target) {
return null;
}
const listener = target[eventNameSymbol];
if (listener) {
return listener;
} else if (originalDescGet) {
let value = originalDescGet.call(this);
if (value) {
desc.set.call(this, value);
if (typeof target[REMOVE_ATTRIBUTE] === "function") {
target.removeAttribute(prop);
}
return value;
}
}
return null;
};
ObjectDefineProperty(obj, prop, desc);
obj[onPropPatchedSymbol] = true;
}
function patchOnProperties(obj, properties, prototype) {
if (properties) {
for (let i = 0; i < properties.length; i++) {
patchProperty(obj, "on" + properties[i], prototype);
}
} else {
const onProperties = [];
for (const prop in obj) {
if (prop.slice(0, 2) == "on") {
onProperties.push(prop);
}
}
for (let j = 0; j < onProperties.length; j++) {
patchProperty(obj, onProperties[j], prototype);
}
}
}
var originalInstanceKey = zoneSymbol("originalInstance");
function copySymbolProperties(src, dest) {
if (typeof Object.getOwnPropertySymbols !== "function") {
return;
}
const symbols = Object.getOwnPropertySymbols(src);
symbols.forEach((symbol) => {
const desc = Object.getOwnPropertyDescriptor(src, symbol);
Object.defineProperty(dest, symbol, {
get: function() {
return src[symbol];
},
set: function(value) {
if (desc && (!desc.writable || typeof desc.set !== "function")) {
return;
}
src[symbol] = value;
},
enumerable: desc ? desc.enumerable : true,
configurable: desc ? desc.configurable : true
});
});
}
var shouldCopySymbolProperties = false;
function setShouldCopySymbolProperties(flag) {
shouldCopySymbolProperties = flag;
}
function patchMethod(target, name, patchFn) {
let proto = target;
while (proto && !proto.hasOwnProperty(name)) {
proto = ObjectGetPrototypeOf(proto);
}
if (!proto && target[name]) {
proto = target;
}
const delegateName = zoneSymbol(name);
let delegate = null;
if (proto && (!(delegate = proto[delegateName]) || !proto.hasOwnProperty(delegateName))) {
delegate = proto[delegateName] = proto[name];
const desc = proto && ObjectGetOwnPropertyDescriptor(proto, name);
if (isPropertyWritable(desc)) {
const patchDelegate = patchFn(delegate, delegateName, name);
proto[name] = function() {
return patchDelegate(this, arguments);
};
attachOriginToPatched(proto[name], delegate);
if (shouldCopySymbolProperties) {
copySymbolProperties(delegate, proto[name]);
}
}
}
return delegate;
}
function patchMacroTask(obj, funcName, metaCreator) {
let setNative = null;
function scheduleTask(task) {
const data = task.data;
data.args[data.cbIdx] = function() {
task.invoke.apply(this, arguments);
};
setNative.apply(data.target, data.args);
return task;
}
setNative = patchMethod(obj, funcName, (delegate) => function(self2, args) {
const meta = metaCreator(self2, args);
if (meta.cbIdx >= 0 && typeof args[meta.cbIdx] === "function") {
return scheduleMacroTaskWithCurrentZone(meta.name, args[meta.cbIdx], meta, scheduleTask);
} else {
return delegate.apply(self2, args);
}
});
}
function patchMicroTask(obj, funcName, metaCreator) {
let setNative = null;
function scheduleTask(task) {
const data = task.data;
data.args[data.cbIdx] = function() {
task.invoke.apply(this, arguments);
};
setNative.apply(data.target, data.args);
return task;
}
setNative = patchMethod(obj, funcName, (delegate) => function(self2, args) {
const meta = metaCreator(self2, args);
if (meta.cbIdx >= 0 && typeof args[meta.cbIdx] === "function") {
return Zone.current.scheduleMicroTask(meta.name, args[meta.cbIdx], meta, scheduleTask);
} else {
return delegate.apply(self2, args);
}
});
}
function attachOriginToPatched(patched, original) {
patched[zoneSymbol("OriginalDelegate")] = original;
}
function isFunction(value) {
return typeof value === "function";
}
function isNumber(value) {
return typeof value === "number";
}
// packages/zone.js/lib/common/promise.js
function patchPromise(Zone2) {
Zone2.__load_patch("ZoneAwarePromise", (global2, Zone3, api) => {
const ObjectGetOwnPropertyDescriptor2 = Object.getOwnPropertyDescriptor;
const ObjectDefineProperty2 = Object.defineProperty;
function readableObjectToString(obj) {
if (obj && obj.toString === Object.prototype.toString) {
const className = obj.constructor && obj.constructor.name;
return (className ? className : "") + ": " + JSON.stringify(obj);
}
return obj ? obj.toString() : Object.prototype.toString.call(obj);
}
const __symbol__2 = api.symbol;
const _uncaughtPromiseErrors = [];
const isDisableWrappingUncaughtPromiseRejection = global2[__symbol__2("DISABLE_WRAPPING_UNCAUGHT_PROMISE_REJECTION")] !== false;
const symbolPromise = __symbol__2("Promise");
const symbolThen = __symbol__2("then");
const creationTrace = "__creationTrace__";
api.onUnhandledError = (e) => {
if (api.showUncaughtError()) {
const rejection = e && e.rejection;
if (rejection) {
console.error("Unhandled Promise rejection:", rejection instanceof Error ? rejection.message : rejection, "; Zone:", e.zone.name, "; Task:", e.task && e.task.source, "; Value:", rejection, rejection instanceof Error ? rejection.stack : void 0);
} else {
console.error(e);
}
}
};
api.microtaskDrainDone = () => {
while (_uncaughtPromiseErrors.length) {
const uncaughtPromiseError = _uncaughtPromiseErrors.shift();
try {
uncaughtPromiseError.zone.runGuarded(() => {
if (uncaughtPromiseError.throwOriginal) {
throw uncaughtPromiseError.rejection;
}
throw uncaughtPromiseError;
});
} catch (error) {
handleUnhandledRejection(error);
}
}
};
const UNHANDLED_PROMISE_REJECTION_HANDLER_SYMBOL = __symbol__2("unhandledPromiseRejectionHandler");
function handleUnhandledRejection(e) {
api.onUnhandledError(e);
try {
const handler = Zone3[UNHANDLED_PROMISE_REJECTION_HANDLER_SYMBOL];
if (typeof handler === "function") {
handler.call(this, e);
}
} catch (err) {
}
}
function isThenable(value) {
return value && typeof value.then === "function";
}
function forwardResolution(value) {
return value;
}
function forwardRejection(rejection) {
return ZoneAwarePromise.reject(rejection);
}
const symbolState = __symbol__2("state");
const symbolValue = __symbol__2("value");
const symbolFinally = __symbol__2("finally");
const symbolParentPromiseValue = __symbol__2("parentPromiseValue");
const symbolParentPromiseState = __symbol__2("parentPromiseState");
const source = "Promise.then";
const UNRESOLVED = null;
const RESOLVED = true;
const REJECTED = false;
const REJECTED_NO_CATCH = 0;
function makeResolver(promise, state) {
return (v) => {
try {
resolvePromise(promise, state, v);
} catch (err) {
resolvePromise(promise, false, err);
}
};
}
const once = function() {
let wasCalled = false;
return function wrapper(wrappedFunction) {
return function() {
if (wasCalled) {
return;
}
wasCalled = true;
wrappedFunction.apply(null, arguments);
};
};
};
const TYPE_ERROR = "Promise resolved with itself";
const CURRENT_TASK_TRACE_SYMBOL = __symbol__2("currentTaskTrace");
function resolvePromise(promise, state, value) {
const onceWrapper = once();
if (promise === value) {
throw new TypeError(TYPE_ERROR);
}
if (promise[symbolState] === UNRESOLVED) {
let then = null;
try {
if (typeof value === "object" || typeof value === "function") {
then = value && value.then;
}
} catch (err) {
onceWrapper(() => {
resolvePromise(promise, false, err);
})();
return promise;
}
if (state !== REJECTED && value instanceof ZoneAwarePromise && value.hasOwnProperty(symbolState) && value.hasOwnProperty(symbolValue) && value[symbolState] !== UNRESOLVED) {
clearRejectedNoCatch(value);
resolvePromise(promise, value[symbolState], value[symbolValue]);
} else if (state !== REJECTED && typeof then === "function") {
try {
then.call(value, onceWrapper(makeResolver(promise, state)), onceWrapper(makeResolver(promise, false)));
} catch (err) {
onceWrapper(() => {
resolvePromise(promise, false, err);
})();
}
} else {
promise[symbolState] = state;
const queue = promise[symbolValue];
promise[symbolValue] = value;
if (promise[symbolFinally] === symbolFinally) {
if (state === RESOLVED) {
promise[symbolState] = promise[symbolParentPromiseState];
promise[symbolValue] = promise[symbolParentPromiseValue];
}
}
if (state === REJECTED && value instanceof Error) {
const trace = Zone3.currentTask && Zone3.currentTask.data && Zone3.currentTask.data[creationTrace];
if (trace) {
ObjectDefineProperty2(value, CURRENT_TASK_TRACE_SYMBOL, {
configurable: true,
enumerable: false,
writable: true,
value: trace
});
}
}
for (let i = 0; i < queue.length; ) {
scheduleResolveOrReject(promise, queue[i++], queue[i++], queue[i++], queue[i++]);
}
if (queue.length == 0 && state == REJECTED) {
promise[symbolState] = REJECTED_NO_CATCH;
let uncaughtPromiseError = value;
try {
throw new Error("Uncaught (in promise): " + readableObjectToString(value) + (value && value.stack ? "\n" + value.stack : ""));
} catch (err) {
uncaughtPromiseError = err;
}
if (isDisableWrappingUncaughtPromiseRejection) {
uncaughtPromiseError.throwOriginal = true;
}
uncaughtPromiseError.rejection = value;
uncaughtPromiseError.promise = promise;
uncaughtPromiseError.zone = Zone3.current;
uncaughtPromiseError.task = Zone3.currentTask;
_uncaughtPromiseErrors.push(uncaughtPromiseError);
api.scheduleMicroTask();
}
}
}
return promise;
}
const REJECTION_HANDLED_HANDLER = __symbol__2("rejectionHandledHandler");
function clearRejectedNoCatch(promise) {
if (promise[symbolState] === REJECTED_NO_CATCH) {
try {
const handler = Zone3[REJECTION_HANDLED_HANDLER];
if (handler && typeof handler === "function") {
handler.call(this, { rejection: promise[symbolValue], promise });
}
} catch (err) {
}
promise[symbolState] = REJECTED;
for (let i = 0; i < _uncaughtPromiseErrors.length; i++) {
if (promise === _uncaughtPromiseErrors[i].promise) {
_uncaughtPromiseErrors.splice(i, 1);
}
}
}
}
function scheduleResolveOrReject(promise, zone, chainPromise, onFulfilled, onRejected) {
clearRejectedNoCatch(promise);
const promiseState = promise[symbolState];
const delegate = promiseState ? typeof onFulfilled === "function" ? onFulfilled : forwardResolution : typeof onRejected === "function" ? onRejected : forwardRejection;
zone.scheduleMicroTask(source, () => {
try {
const parentPromiseValue = promise[symbolValue];
const isFinallyPromise = !!chainPromise && symbolFinally === chainPromise[symbolFinally];
if (isFinallyPromise) {
chainPromise[symbolParentPromiseValue] = parentPromiseValue;
chainPromise[symbolParentPromiseState] = promiseState;
}
const value = zone.run(delegate, void 0, isFinallyPromise && delegate !== forwardRejection && delegate !== forwardResolution ? [] : [parentPromiseValue]);
resolvePromise(chainPromise, true, value);
} catch (error) {
resolvePromise(chainPromise, false, error);
}
}, chainPromise);
}
const ZONE_AWARE_PROMISE_TO_STRING = "function ZoneAwarePromise() { [native code] }";
const noop = function() {
};
const AggregateError = global2.AggregateError;
class ZoneAwarePromise {
static toString() {
return ZONE_AWARE_PROMISE_TO_STRING;
}
static resolve(value) {
if (value instanceof ZoneAwarePromise) {
return value;
}
return resolvePromise(new this(null), RESOLVED, value);
}
static reject(error) {
return resolvePromise(new this(null), REJECTED, error);
}
static withResolvers() {
const result = {};
result.promise = new ZoneAwarePromise((res, rej) => {
result.resolve = res;
result.reject = rej;
});
return result;
}
static any(values) {
if (!values || typeof values[Symbol.iterator] !== "function") {
return Promise.reject(new AggregateError([], "All promises were rejected"));
}
const promises = [];
let count = 0;
try {
for (let v of values) {
count++;
promises.push(ZoneAwarePromise.resolve(v));
}
} catch (err) {
return Promise.reject(new AggregateError([], "All promises were rejected"));
}
if (count === 0) {
return Promise.reject(new AggregateError([], "All promises were rejected"));
}
let finished = false;
const errors = [];
return new ZoneAwarePromise((resolve, reject) => {
for (let i = 0; i < promises.length; i++) {
promises[i].then((v) => {
if (finished) {
return;
}
finished = true;
resolve(v);
}, (err) => {
errors.push(err);
count--;
if (count === 0) {
finished = true;
reject(new AggregateError(errors, "All promises were rejected"));
}
});
}
});
}
static race(values) {
let resolve;
let reject;
let promise = new this((res, rej) => {
resolve = res;
reject = rej;
});
function onResolve(value) {
resolve(value);
}
function onReject(error) {
reject(error);
}
for (let value of values) {
if (!isThenable(value)) {
value = this.resolve(value);
}
value.then(onResolve, onReject);
}
return promise;
}
static all(values) {
return ZoneAwarePromise.allWithCallback(values);
}
static allSettled(values) {
const P = this && this.prototype instanceof ZoneAwarePromise ? this : ZoneAwarePromise;
return P.allWithCallback(values, {
thenCallback: (value) => ({ status: "fulfilled", value }),
errorCallback: (err) => ({ status: "rejected", reason: err })
});
}
static allWithCallback(values, callback) {
let resolve;
let reject;
let promise = new this((res, rej) => {
resolve = res;
reject = rej;
});
let unresolvedCount = 2;
let valueIndex = 0;
const resolvedValues = [];
for (let value of values) {
if (!isThenable(value)) {
value = this.resolve(value);
}
const curValueIndex = valueIndex;
try {
value.then((value2) => {
resolvedValues[curValueIndex] = callback ? callback.thenCallback(value2) : value2;
unresolvedCount--;
if (unresolvedCount === 0) {
resolve(resolvedValues);
}
}, (err) => {
if (!callback) {
reject(err);
} else {
resolvedValues[curValueIndex] = callback.errorCallback(err);
unresolvedCount--;
if (unresolvedCount === 0) {
resolve(resolvedValues);
}
}
});
} catch (thenErr) {
reject(thenErr);
}
unresolvedCount++;
valueIndex++;
}
unresolvedCount -= 2;
if (unresolvedCount === 0) {
resolve(resolvedValues);
}
return promise;
}
constructor(executor) {
const promise = this;
if (!(promise instanceof ZoneAwarePromise)) {
throw new Error("Must be an instanceof Promise.");
}
promise[symbolState] = UNRESOLVED;
promise[symbolValue] = [];
try {
const onceWrapper = once();
executor && executor(onceWrapper(makeResolver(promise, RESOLVED)), onceWrapper(makeResolver(promise, REJECTED)));
} catch (error) {
resolvePromise(promise, false, error);
}
}
get [Symbol.toStringTag]() {
return "Promise";
}
get [Symbol.species]() {
return ZoneAwarePromise;
}
then(onFulfilled, onRejected) {
var _a;
let C = (_a = this.constructor) == null ? void 0 : _a[Symbol.species];
if (!C || typeof C !== "function") {
C = this.constructor || ZoneAwarePromise;
}
const chainPromise = new C(noop);
const zone = Zone3.current;
if (this[symbolState] == UNRESOLVED) {
this[symbolValue].push(zone, chainPromise, onFulfilled, onRejected);
} else {
scheduleResolveOrReject(this, zone, chainPromise, onFulfilled, onRejected);
}
return chainPromise;
}
catch(onRejected) {
return this.then(null, onRejected);
}
finally(onFinally) {
var _a;
let C = (_a = this.constructor) == null ? void 0 : _a[Symbol.species];
if (!C || typeof C !== "function") {
C = ZoneAwarePromise;
}
const chainPromise = new C(noop);
chainPromise[symbolFinally] = symbolFinally;
const zone = Zone3.current;
if (this[symbolState] == UNRESOLVED) {
this[symbolValue].push(zone, chainPromise, onFinally, onFinally);
} else {
scheduleResolveOrReject(this, zone, chainPromise, onFinally, onFinally);
}
return chainPromise;
}
}
ZoneAwarePromise["resolve"] = ZoneAwarePromise.resolve;
ZoneAwarePromise["reject"] = ZoneAwarePromise.reject;
ZoneAwarePromise["race"] = ZoneAwarePromise.race;
ZoneAwarePromise["all"] = ZoneAwarePromise.all;
const NativePromise = global2[symbolPromise] = global2["Promise"];
global2["Promise"] = ZoneAwarePromise;
const symbolThenPatched = __symbol__2("thenPatched");
function patchThen(Ctor) {
const proto = Ctor.prototype;
const prop = ObjectGetOwnPropertyDescriptor2(proto, "then");
if (prop && (prop.writable === false || !prop.configurable)) {
return;
}
const originalThen = proto.then;
proto[symbolThen] = originalThen;
Ctor.prototype.then = function(onResolve, onReject) {
const wrapped = new ZoneAwarePromise((resolve, reject) => {
originalThen.call(this, resolve, reject);
});
return wrapped.then(onResolve, onReject);
};
Ctor[symbolThenPatched] = true;
}
api.patchThen = patchThen;
function zoneify(fn) {
return function(self2, args) {
let resultPromise = fn.apply(self2, args);
if (resultPromise instanceof ZoneAwarePromise) {
return resultPromise;
}
let ctor = resultPromise.constructor;
if (!ctor[symbolThenPatched]) {
patchThen(ctor);
}
return resultPromise;
};
}
if (NativePromise) {
patchThen(NativePromise);
const nativeTry = NativePromise["tr