| 1 | 'use strict';
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| 2 | /**
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| 3 | * @license Angular v12.0.0-next.0
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| 4 | * (c) 2010-2020 Google LLC. https://angular.io/
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| 5 | * License: MIT
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| 6 | */
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| 7 | /**
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| 8 | * @license
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| 9 | * Copyright Google LLC All Rights Reserved.
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| 10 | *
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| 11 | * Use of this source code is governed by an MIT-style license that can be
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| 12 | * found in the LICENSE file at https://angular.io/license
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| 13 | */
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| 14 | /**
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| 15 | * @fileoverview
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| 16 | * @suppress {missingRequire}
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| 17 | */
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| 18 | (function (global) {
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| 19 | // Detect and setup WTF.
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| 20 | let wtfTrace = null;
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| 21 | let wtfEvents = null;
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| 22 | const wtfEnabled = (function () {
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| 23 | const wtf = global['wtf'];
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| 24 | if (wtf) {
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| 25 | wtfTrace = wtf.trace;
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| 26 | if (wtfTrace) {
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| 27 | wtfEvents = wtfTrace.events;
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| 28 | return true;
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| 29 | }
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| 30 | }
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| 31 | return false;
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| 32 | })();
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| 33 | class WtfZoneSpec {
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| 34 | constructor() {
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| 35 | this.name = 'WTF';
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| 36 | }
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| 37 | onFork(parentZoneDelegate, currentZone, targetZone, zoneSpec) {
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| 38 | const retValue = parentZoneDelegate.fork(targetZone, zoneSpec);
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| 39 | WtfZoneSpec.forkInstance(zonePathName(targetZone), retValue.name);
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| 40 | return retValue;
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| 41 | }
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| 42 | onInvoke(parentZoneDelegate, currentZone, targetZone, delegate, applyThis, applyArgs, source) {
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| 43 | const src = source || 'unknown';
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| 44 | let scope = WtfZoneSpec.invokeScope[src];
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| 45 | if (!scope) {
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| 46 | scope = WtfZoneSpec.invokeScope[src] =
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| 47 | wtfEvents.createScope(`Zone:invoke:${source}(ascii zone)`);
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| 48 | }
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| 49 | return wtfTrace.leaveScope(scope(zonePathName(targetZone)), parentZoneDelegate.invoke(targetZone, delegate, applyThis, applyArgs, source));
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| 50 | }
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| 51 | onHandleError(parentZoneDelegate, currentZone, targetZone, error) {
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| 52 | return parentZoneDelegate.handleError(targetZone, error);
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| 53 | }
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| 54 | onScheduleTask(parentZoneDelegate, currentZone, targetZone, task) {
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| 55 | const key = task.type + ':' + task.source;
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| 56 | let instance = WtfZoneSpec.scheduleInstance[key];
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| 57 | if (!instance) {
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| 58 | instance = WtfZoneSpec.scheduleInstance[key] =
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| 59 | wtfEvents.createInstance(`Zone:schedule:${key}(ascii zone, any data)`);
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| 60 | }
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| 61 | const retValue = parentZoneDelegate.scheduleTask(targetZone, task);
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| 62 | instance(zonePathName(targetZone), shallowObj(task.data, 2));
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| 63 | return retValue;
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| 64 | }
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| 65 | onInvokeTask(parentZoneDelegate, currentZone, targetZone, task, applyThis, applyArgs) {
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| 66 | const source = task.source;
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| 67 | let scope = WtfZoneSpec.invokeTaskScope[source];
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| 68 | if (!scope) {
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| 69 | scope = WtfZoneSpec.invokeTaskScope[source] =
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| 70 | wtfEvents.createScope(`Zone:invokeTask:${source}(ascii zone)`);
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| 71 | }
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| 72 | return wtfTrace.leaveScope(scope(zonePathName(targetZone)), parentZoneDelegate.invokeTask(targetZone, task, applyThis, applyArgs));
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| 73 | }
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| 74 | onCancelTask(parentZoneDelegate, currentZone, targetZone, task) {
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| 75 | const key = task.source;
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| 76 | let instance = WtfZoneSpec.cancelInstance[key];
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| 77 | if (!instance) {
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| 78 | instance = WtfZoneSpec.cancelInstance[key] =
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| 79 | wtfEvents.createInstance(`Zone:cancel:${key}(ascii zone, any options)`);
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| 80 | }
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| 81 | const retValue = parentZoneDelegate.cancelTask(targetZone, task);
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| 82 | instance(zonePathName(targetZone), shallowObj(task.data, 2));
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| 83 | return retValue;
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| 84 | }
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| 85 | }
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| 86 | WtfZoneSpec.forkInstance = wtfEnabled ? wtfEvents.createInstance('Zone:fork(ascii zone, ascii newZone)') : null;
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| 87 | WtfZoneSpec.scheduleInstance = {};
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| 88 | WtfZoneSpec.cancelInstance = {};
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| 89 | WtfZoneSpec.invokeScope = {};
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| 90 | WtfZoneSpec.invokeTaskScope = {};
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| 91 | function shallowObj(obj, depth) {
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| 92 | if (!obj || !depth)
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| 93 | return null;
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| 94 | const out = {};
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| 95 | for (const key in obj) {
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| 96 | if (obj.hasOwnProperty(key)) {
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| 97 | // explicit : any due to https://github.com/microsoft/TypeScript/issues/33191
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| 98 | let value = obj[key];
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| 99 | switch (typeof value) {
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| 100 | case 'object':
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| 101 | const name = value && value.constructor && value.constructor.name;
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| 102 | value = name == Object.name ? shallowObj(value, depth - 1) : name;
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| 103 | break;
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| 104 | case 'function':
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| 105 | value = value.name || undefined;
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| 106 | break;
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| 107 | }
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| 108 | out[key] = value;
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| 109 | }
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| 110 | }
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| 111 | return out;
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| 112 | }
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| 113 | function zonePathName(zone) {
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| 114 | let name = zone.name;
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| 115 | let localZone = zone.parent;
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| 116 | while (localZone != null) {
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| 117 | name = localZone.name + '::' + name;
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| 118 | localZone = localZone.parent;
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| 119 | }
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| 120 | return name;
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| 121 | }
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| 122 | Zone['wtfZoneSpec'] = !wtfEnabled ? null : new WtfZoneSpec();
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| 123 | })(typeof window === 'object' && window || typeof self === 'object' && self || global);
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