@angular/core
Version:
Angular - the core framework
1,153 lines (1,130 loc) • 1.53 MB
JavaScript
/**
* @license Angular v12.0.0
* (c) 2010-2021 Google LLC. https://angular.io/
* License: MIT
*/
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('rxjs'), require('rxjs/operators')) :
typeof define === 'function' && define.amd ? define('@angular/core', ['exports', 'rxjs', 'rxjs/operators'], factory) :
(global = global || self, factory((global.ng = global.ng || {}, global.ng.core = {}), global.rxjs, global.rxjs.operators));
}(this, (function (exports, rxjs, operators) { 'use strict';
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
function getClosureSafeProperty(objWithPropertyToExtract) {
for (var key in objWithPropertyToExtract) {
if (objWithPropertyToExtract[key] === getClosureSafeProperty) {
return key;
}
}
throw Error('Could not find renamed property on target object.');
}
/**
* Sets properties on a target object from a source object, but only if
* the property doesn't already exist on the target object.
* @param target The target to set properties on
* @param source The source of the property keys and values to set
*/
function fillProperties(target, source) {
for (var key in source) {
if (source.hasOwnProperty(key) && !target.hasOwnProperty(key)) {
target[key] = source[key];
}
}
}
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
function stringify(token) {
if (typeof token === 'string') {
return token;
}
if (Array.isArray(token)) {
return '[' + token.map(stringify).join(', ') + ']';
}
if (token == null) {
return '' + token;
}
if (token.overriddenName) {
return "" + token.overriddenName;
}
if (token.name) {
return "" + token.name;
}
var res = token.toString();
if (res == null) {
return '' + res;
}
var newLineIndex = res.indexOf('\n');
return newLineIndex === -1 ? res : res.substring(0, newLineIndex);
}
/**
* Concatenates two strings with separator, allocating new strings only when necessary.
*
* @param before before string.
* @param separator separator string.
* @param after after string.
* @returns concatenated string.
*/
function concatStringsWithSpace(before, after) {
return (before == null || before === '') ?
(after === null ? '' : after) :
((after == null || after === '') ? before : before + ' ' + after);
}
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
var __forward_ref__ = getClosureSafeProperty({ __forward_ref__: getClosureSafeProperty });
/**
* Allows to refer to references which are not yet defined.
*
* For instance, `forwardRef` is used when the `token` which we need to refer to for the purposes of
* DI is declared, but not yet defined. It is also used when the `token` which we use when creating
* a query is not yet defined.
*
* @usageNotes
* ### Example
* {@example core/di/ts/forward_ref/forward_ref_spec.ts region='forward_ref'}
* @publicApi
*/
function forwardRef(forwardRefFn) {
forwardRefFn.__forward_ref__ = forwardRef;
forwardRefFn.toString = function () {
return stringify(this());
};
return forwardRefFn;
}
/**
* Lazily retrieves the reference value from a forwardRef.
*
* Acts as the identity function when given a non-forward-ref value.
*
* @usageNotes
* ### Example
*
* {@example core/di/ts/forward_ref/forward_ref_spec.ts region='resolve_forward_ref'}
*
* @see `forwardRef`
* @publicApi
*/
function resolveForwardRef(type) {
return isForwardRef(type) ? type() : type;
}
/** Checks whether a function is wrapped by a `forwardRef`. */
function isForwardRef(fn) {
return typeof fn === 'function' && fn.hasOwnProperty(__forward_ref__) &&
fn.__forward_ref__ === forwardRef;
}
/*! *****************************************************************************
Copyright (c) Microsoft Corporation.
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.
***************************************************************************** */
/* global Reflect, Promise */
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b)
if (Object.prototype.hasOwnProperty.call(b, p))
d[p] = b[p]; };
return extendStatics(d, b);
};
function __extends(d, b) {
if (typeof b !== "function" && b !== null)
throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
}
var __assign = function () {
__assign = Object.assign || function __assign(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s)
if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
function __rest(s, e) {
var t = {};
for (var p in s)
if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
t[p] = s[p];
if (s != null && typeof Object.getOwnPropertySymbols === "function")
for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {
if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i]))
t[p[i]] = s[p[i]];
}
return t;
}
function __decorate(decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function")
r = Reflect.decorate(decorators, target, key, desc);
else
for (var i = decorators.length - 1; i >= 0; i--)
if (d = decorators[i])
r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
}
function __param(paramIndex, decorator) {
return function (target, key) { decorator(target, key, paramIndex); };
}
function __metadata(metadataKey, metadataValue) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function")
return Reflect.metadata(metadataKey, metadataValue);
}
function __awaiter(thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try {
step(generator.next(value));
}
catch (e) {
reject(e);
} }
function rejected(value) { try {
step(generator["throw"](value));
}
catch (e) {
reject(e);
} }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
}
function __generator(thisArg, body) {
var _ = { label: 0, sent: function () { if (t[0] & 1)
throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function () { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f)
throw new TypeError("Generator is already executing.");
while (_)
try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done)
return t;
if (y = 0, t)
op = [op[0] & 2, t.value];
switch (op[0]) {
case 0:
case 1:
t = op;
break;
case 4:
_.label++;
return { value: op[1], done: false };
case 5:
_.label++;
y = op[1];
op = [0];
continue;
case 7:
op = _.ops.pop();
_.trys.pop();
continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) {
_ = 0;
continue;
}
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) {
_.label = op[1];
break;
}
if (op[0] === 6 && _.label < t[1]) {
_.label = t[1];
t = op;
break;
}
if (t && _.label < t[2]) {
_.label = t[2];
_.ops.push(op);
break;
}
if (t[2])
_.ops.pop();
_.trys.pop();
continue;
}
op = body.call(thisArg, _);
}
catch (e) {
op = [6, e];
y = 0;
}
finally {
f = t = 0;
}
if (op[0] & 5)
throw op[1];
return { value: op[0] ? op[1] : void 0, done: true };
}
}
var __createBinding = Object.create ? (function (o, m, k, k2) {
if (k2 === undefined)
k2 = k;
Object.defineProperty(o, k2, { enumerable: true, get: function () { return m[k]; } });
}) : (function (o, m, k, k2) {
if (k2 === undefined)
k2 = k;
o[k2] = m[k];
});
function __exportStar(m, o) {
for (var p in m)
if (p !== "default" && !Object.prototype.hasOwnProperty.call(o, p))
__createBinding(o, m, p);
}
function __values(o) {
var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
if (m)
return m.call(o);
if (o && typeof o.length === "number")
return {
next: function () {
if (o && i >= o.length)
o = void 0;
return { value: o && o[i++], done: !o };
}
};
throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
}
function __read(o, n) {
var m = typeof Symbol === "function" && o[Symbol.iterator];
if (!m)
return o;
var i = m.call(o), r, ar = [], e;
try {
while ((n === void 0 || n-- > 0) && !(r = i.next()).done)
ar.push(r.value);
}
catch (error) {
e = { error: error };
}
finally {
try {
if (r && !r.done && (m = i["return"]))
m.call(i);
}
finally {
if (e)
throw e.error;
}
}
return ar;
}
/** @deprecated */
function __spread() {
for (var ar = [], i = 0; i < arguments.length; i++)
ar = ar.concat(__read(arguments[i]));
return ar;
}
/** @deprecated */
function __spreadArrays() {
for (var s = 0, i = 0, il = arguments.length; i < il; i++)
s += arguments[i].length;
for (var r = Array(s), k = 0, i = 0; i < il; i++)
for (var a = arguments[i], j = 0, jl = a.length; j < jl; j++, k++)
r[k] = a[j];
return r;
}
function __spreadArray(to, from) {
for (var i = 0, il = from.length, j = to.length; i < il; i++, j++)
to[j] = from[i];
return to;
}
function __await(v) {
return this instanceof __await ? (this.v = v, this) : new __await(v);
}
function __asyncGenerator(thisArg, _arguments, generator) {
if (!Symbol.asyncIterator)
throw new TypeError("Symbol.asyncIterator is not defined.");
var g = generator.apply(thisArg, _arguments || []), i, q = [];
return i = {}, verb("next"), verb("throw"), verb("return"), i[Symbol.asyncIterator] = function () { return this; }, i;
function verb(n) { if (g[n])
i[n] = function (v) { return new Promise(function (a, b) { q.push([n, v, a, b]) > 1 || resume(n, v); }); }; }
function resume(n, v) { try {
step(g[n](v));
}
catch (e) {
settle(q[0][3], e);
} }
function step(r) { r.value instanceof __await ? Promise.resolve(r.value.v).then(fulfill, reject) : settle(q[0][2], r); }
function fulfill(value) { resume("next", value); }
function reject(value) { resume("throw", value); }
function settle(f, v) { if (f(v), q.shift(), q.length)
resume(q[0][0], q[0][1]); }
}
function __asyncDelegator(o) {
var i, p;
return i = {}, verb("next"), verb("throw", function (e) { throw e; }), verb("return"), i[Symbol.iterator] = function () { return this; }, i;
function verb(n, f) { i[n] = o[n] ? function (v) { return (p = !p) ? { value: __await(o[n](v)), done: n === "return" } : f ? f(v) : v; } : f; }
}
function __asyncValues(o) {
if (!Symbol.asyncIterator)
throw new TypeError("Symbol.asyncIterator is not defined.");
var m = o[Symbol.asyncIterator], i;
return m ? m.call(o) : (o = typeof __values === "function" ? __values(o) : o[Symbol.iterator](), i = {}, verb("next"), verb("throw"), verb("return"), i[Symbol.asyncIterator] = function () { return this; }, i);
function verb(n) { i[n] = o[n] && function (v) { return new Promise(function (resolve, reject) { v = o[n](v), settle(resolve, reject, v.done, v.value); }); }; }
function settle(resolve, reject, d, v) { Promise.resolve(v).then(function (v) { resolve({ value: v, done: d }); }, reject); }
}
function __makeTemplateObject(cooked, raw) {
if (Object.defineProperty) {
Object.defineProperty(cooked, "raw", { value: raw });
}
else {
cooked.raw = raw;
}
return cooked;
}
;
var __setModuleDefault = Object.create ? (function (o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function (o, v) {
o["default"] = v;
};
function __importStar(mod) {
if (mod && mod.__esModule)
return mod;
var result = {};
if (mod != null)
for (var k in mod)
if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k))
__createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
}
function __importDefault(mod) {
return (mod && mod.__esModule) ? mod : { default: mod };
}
function __classPrivateFieldGet(receiver, state, kind, f) {
if (kind === "a" && !f)
throw new TypeError("Private accessor was defined without a getter");
if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver))
throw new TypeError("Cannot read private member from an object whose class did not declare it");
return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
}
function __classPrivateFieldSet(receiver, state, value, kind, f) {
if (kind === "m")
throw new TypeError("Private method is not writable");
if (kind === "a" && !f)
throw new TypeError("Private accessor was defined without a setter");
if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver))
throw new TypeError("Cannot write private member to an object whose class did not declare it");
return (kind === "a" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;
}
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
// Base URL for the error details page.
// Keep this value in sync with a similar const in
// `packages/compiler-cli/src/ngtsc/diagnostics/src/error_code.ts`.
var ERROR_DETAILS_PAGE_BASE_URL = 'https://angular.io/errors';
var RuntimeError = /** @class */ (function (_super) {
__extends(RuntimeError, _super);
function RuntimeError(code, message) {
var _this = _super.call(this, formatRuntimeError(code, message)) || this;
_this.code = code;
return _this;
}
return RuntimeError;
}(Error));
// Contains a set of error messages that have details guides at angular.io.
// Full list of available error guides can be found at https://angular.io/errors
/* tslint:disable:no-toplevel-property-access */
var RUNTIME_ERRORS_WITH_GUIDES = new Set([
"100" /* EXPRESSION_CHANGED_AFTER_CHECKED */,
"200" /* CYCLIC_DI_DEPENDENCY */,
"201" /* PROVIDER_NOT_FOUND */,
"300" /* MULTIPLE_COMPONENTS_MATCH */,
"301" /* EXPORT_NOT_FOUND */,
"302" /* PIPE_NOT_FOUND */,
]);
/* tslint:enable:no-toplevel-property-access */
/** Called to format a runtime error */
function formatRuntimeError(code, message) {
var fullCode = code ? "NG0" + code + ": " : '';
var errorMessage = "" + fullCode + message;
// Some runtime errors are still thrown without `ngDevMode` (for example
// `throwProviderNotFoundError`), so we add `ngDevMode` check here to avoid pulling
// `RUNTIME_ERRORS_WITH_GUIDES` symbol into prod bundles.
// TODO: revisit all instances where `RuntimeError` is thrown and see if `ngDevMode` can be added
// there instead to tree-shake more devmode-only code (and eventually remove `ngDevMode` check
// from this code).
if (ngDevMode && RUNTIME_ERRORS_WITH_GUIDES.has(code)) {
errorMessage = errorMessage + ". Find more at " + ERROR_DETAILS_PAGE_BASE_URL + "/NG0" + code;
}
return errorMessage;
}
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* Used for stringify render output in Ivy.
* Important! This function is very performance-sensitive and we should
* be extra careful not to introduce megamorphic reads in it.
* Check `core/test/render3/perf/render_stringify` for benchmarks and alternate implementations.
*/
function renderStringify(value) {
if (typeof value === 'string')
return value;
if (value == null)
return '';
// Use `String` so that it invokes the `toString` method of the value. Note that this
// appears to be faster than calling `value.toString` (see `render_stringify` benchmark).
return String(value);
}
/**
* Used to stringify a value so that it can be displayed in an error message.
* Important! This function contains a megamorphic read and should only be
* used for error messages.
*/
function stringifyForError(value) {
if (typeof value === 'function')
return value.name || value.toString();
if (typeof value === 'object' && value != null && typeof value.type === 'function') {
return value.type.name || value.type.toString();
}
return renderStringify(value);
}
/** Called when directives inject each other (creating a circular dependency) */
function throwCyclicDependencyError(token, path) {
var depPath = path ? ". Dependency path: " + path.join(' > ') + " > " + token : '';
throw new RuntimeError("200" /* CYCLIC_DI_DEPENDENCY */, "Circular dependency in DI detected for " + token + depPath);
}
function throwMixedMultiProviderError() {
throw new Error("Cannot mix multi providers and regular providers");
}
function throwInvalidProviderError(ngModuleType, providers, provider) {
var ngModuleDetail = '';
if (ngModuleType && providers) {
var providerDetail = providers.map(function (v) { return v == provider ? '?' + provider + '?' : '...'; });
ngModuleDetail =
" - only instances of Provider and Type are allowed, got: [" + providerDetail.join(', ') + "]";
}
throw new Error("Invalid provider for the NgModule '" + stringify(ngModuleType) + "'" + ngModuleDetail);
}
/** Throws an error when a token is not found in DI. */
function throwProviderNotFoundError(token, injectorName) {
var injectorDetails = injectorName ? " in " + injectorName : '';
throw new RuntimeError("201" /* PROVIDER_NOT_FOUND */, "No provider for " + stringifyForError(token) + " found" + injectorDetails);
}
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
function assertNumber(actual, msg) {
if (!(typeof actual === 'number')) {
throwError(msg, typeof actual, 'number', '===');
}
}
function assertNumberInRange(actual, minInclusive, maxInclusive) {
assertNumber(actual, 'Expected a number');
assertLessThanOrEqual(actual, maxInclusive, 'Expected number to be less than or equal to');
assertGreaterThanOrEqual(actual, minInclusive, 'Expected number to be greater than or equal to');
}
function assertString(actual, msg) {
if (!(typeof actual === 'string')) {
throwError(msg, actual === null ? 'null' : typeof actual, 'string', '===');
}
}
function assertFunction(actual, msg) {
if (!(typeof actual === 'function')) {
throwError(msg, actual === null ? 'null' : typeof actual, 'function', '===');
}
}
function assertEqual(actual, expected, msg) {
if (!(actual == expected)) {
throwError(msg, actual, expected, '==');
}
}
function assertNotEqual(actual, expected, msg) {
if (!(actual != expected)) {
throwError(msg, actual, expected, '!=');
}
}
function assertSame(actual, expected, msg) {
if (!(actual === expected)) {
throwError(msg, actual, expected, '===');
}
}
function assertNotSame(actual, expected, msg) {
if (!(actual !== expected)) {
throwError(msg, actual, expected, '!==');
}
}
function assertLessThan(actual, expected, msg) {
if (!(actual < expected)) {
throwError(msg, actual, expected, '<');
}
}
function assertLessThanOrEqual(actual, expected, msg) {
if (!(actual <= expected)) {
throwError(msg, actual, expected, '<=');
}
}
function assertGreaterThan(actual, expected, msg) {
if (!(actual > expected)) {
throwError(msg, actual, expected, '>');
}
}
function assertGreaterThanOrEqual(actual, expected, msg) {
if (!(actual >= expected)) {
throwError(msg, actual, expected, '>=');
}
}
function assertNotDefined(actual, msg) {
if (actual != null) {
throwError(msg, actual, null, '==');
}
}
function assertDefined(actual, msg) {
if (actual == null) {
throwError(msg, actual, null, '!=');
}
}
function throwError(msg, actual, expected, comparison) {
throw new Error("ASSERTION ERROR: " + msg +
(comparison == null ? '' : " [Expected=> " + expected + " " + comparison + " " + actual + " <=Actual]"));
}
function assertDomNode(node) {
// If we're in a worker, `Node` will not be defined.
if (!(typeof Node !== 'undefined' && node instanceof Node) &&
!(typeof node === 'object' && node != null &&
node.constructor.name === 'WebWorkerRenderNode')) {
throwError("The provided value must be an instance of a DOM Node but got " + stringify(node));
}
}
function assertIndexInRange(arr, index) {
assertDefined(arr, 'Array must be defined.');
var maxLen = arr.length;
if (index < 0 || index >= maxLen) {
throwError("Index expected to be less than " + maxLen + " but got " + index);
}
}
function assertOneOf(value) {
var validValues = [];
for (var _i = 1; _i < arguments.length; _i++) {
validValues[_i - 1] = arguments[_i];
}
if (validValues.indexOf(value) !== -1)
return true;
throwError("Expected value to be one of " + JSON.stringify(validValues) + " but was " + JSON.stringify(value) + ".");
}
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* Construct an injectable definition which defines how a token will be constructed by the DI
* system, and in which injectors (if any) it will be available.
*
* This should be assigned to a static `ɵprov` field on a type, which will then be an
* `InjectableType`.
*
* Options:
* * `providedIn` determines which injectors will include the injectable, by either associating it
* with an `@NgModule` or other `InjectorType`, or by specifying that this injectable should be
* provided in the `'root'` injector, which will be the application-level injector in most apps.
* * `factory` gives the zero argument function which will create an instance of the injectable.
* The factory can call `inject` to access the `Injector` and request injection of dependencies.
*
* @codeGenApi
* @publicApi This instruction has been emitted by ViewEngine for some time and is deployed to npm.
*/
function ɵɵdefineInjectable(opts) {
return {
token: opts.token,
providedIn: opts.providedIn || null,
factory: opts.factory,
value: undefined,
};
}
/**
* @deprecated in v8, delete after v10. This API should be used only by generated code, and that
* code should now use ɵɵdefineInjectable instead.
* @publicApi
*/
var defineInjectable = ɵɵdefineInjectable;
/**
* Construct an `InjectorDef` which configures an injector.
*
* This should be assigned to a static injector def (`ɵinj`) field on a type, which will then be an
* `InjectorType`.
*
* Options:
*
* * `providers`: an optional array of providers to add to the injector. Each provider must
* either have a factory or point to a type which has a `ɵprov` static property (the
* type must be an `InjectableType`).
* * `imports`: an optional array of imports of other `InjectorType`s or `InjectorTypeWithModule`s
* whose providers will also be added to the injector. Locally provided types will override
* providers from imports.
*
* @codeGenApi
*/
function ɵɵdefineInjector(options) {
return { providers: options.providers || [], imports: options.imports || [] };
}
/**
* Read the injectable def (`ɵprov`) for `type` in a way which is immune to accidentally reading
* inherited value.
*
* @param type A type which may have its own (non-inherited) `ɵprov`.
*/
function getInjectableDef(type) {
return getOwnDefinition(type, NG_PROV_DEF) || getOwnDefinition(type, NG_INJECTABLE_DEF);
}
/**
* Return definition only if it is defined directly on `type` and is not inherited from a base
* class of `type`.
*/
function getOwnDefinition(type, field) {
return type.hasOwnProperty(field) ? type[field] : null;
}
/**
* Read the injectable def (`ɵprov`) for `type` or read the `ɵprov` from one of its ancestors.
*
* @param type A type which may have `ɵprov`, via inheritance.
*
* @deprecated Will be removed in a future version of Angular, where an error will occur in the
* scenario if we find the `ɵprov` on an ancestor only.
*/
function getInheritedInjectableDef(type) {
var def = type && (type[NG_PROV_DEF] || type[NG_INJECTABLE_DEF]);
if (def) {
var typeName = getTypeName(type);
// TODO(FW-1307): Re-add ngDevMode when closure can handle it
// ngDevMode &&
console.warn("DEPRECATED: DI is instantiating a token \"" + typeName + "\" that inherits its @Injectable decorator but does not provide one itself.\n" +
("This will become an error in a future version of Angular. Please add @Injectable() to the \"" + typeName + "\" class."));
return def;
}
else {
return null;
}
}
/** Gets the name of a type, accounting for some cross-browser differences. */
function getTypeName(type) {
// `Function.prototype.name` behaves differently between IE and other browsers. In most browsers
// it'll always return the name of the function itself, no matter how many other functions it
// inherits from. On IE the function doesn't have its own `name` property, but it takes it from
// the lowest level in the prototype chain. E.g. if we have `class Foo extends Parent` most
// browsers will evaluate `Foo.name` to `Foo` while IE will return `Parent`. We work around
// the issue by converting the function to a string and parsing its name out that way via a regex.
if (type.hasOwnProperty('name')) {
return type.name;
}
var match = ('' + type).match(/^function\s*([^\s(]+)/);
return match === null ? '' : match[1];
}
/**
* Read the injector def type in a way which is immune to accidentally reading inherited value.
*
* @param type type which may have an injector def (`ɵinj`)
*/
function getInjectorDef(type) {
return type && (type.hasOwnProperty(NG_INJ_DEF) || type.hasOwnProperty(NG_INJECTOR_DEF)) ?
type[NG_INJ_DEF] :
null;
}
var NG_PROV_DEF = getClosureSafeProperty({ ɵprov: getClosureSafeProperty });
var NG_INJ_DEF = getClosureSafeProperty({ ɵinj: getClosureSafeProperty });
// We need to keep these around so we can read off old defs if new defs are unavailable
var NG_INJECTABLE_DEF = getClosureSafeProperty({ ngInjectableDef: getClosureSafeProperty });
var NG_INJECTOR_DEF = getClosureSafeProperty({ ngInjectorDef: getClosureSafeProperty });
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
(function (InjectFlags) {
// TODO(alxhub): make this 'const' (and remove `InternalInjectFlags` enum) when ngc no longer
// writes exports of it into ngfactory files.
/** Check self and check parent injector if needed */
InjectFlags[InjectFlags["Default"] = 0] = "Default";
/**
* Specifies that an injector should retrieve a dependency from any injector until reaching the
* host element of the current component. (Only used with Element Injector)
*/
InjectFlags[InjectFlags["Host"] = 1] = "Host";
/** Don't ascend to ancestors of the node requesting injection. */
InjectFlags[InjectFlags["Self"] = 2] = "Self";
/** Skip the node that is requesting injection. */
InjectFlags[InjectFlags["SkipSelf"] = 4] = "SkipSelf";
/** Inject `defaultValue` instead if token not found. */
InjectFlags[InjectFlags["Optional"] = 8] = "Optional";
})(exports.InjectFlags || (exports.InjectFlags = {}));
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* Current implementation of inject.
*
* By default, it is `injectInjectorOnly`, which makes it `Injector`-only aware. It can be changed
* to `directiveInject`, which brings in the `NodeInjector` system of ivy. It is designed this
* way for two reasons:
* 1. `Injector` should not depend on ivy logic.
* 2. To maintain tree shake-ability we don't want to bring in unnecessary code.
*/
var _injectImplementation;
function getInjectImplementation() {
return _injectImplementation;
}
/**
* Sets the current inject implementation.
*/
function setInjectImplementation(impl) {
var previous = _injectImplementation;
_injectImplementation = impl;
return previous;
}
/**
* Injects `root` tokens in limp mode.
*
* If no injector exists, we can still inject tree-shakable providers which have `providedIn` set to
* `"root"`. This is known as the limp mode injection. In such case the value is stored in the
* injectable definition.
*/
function injectRootLimpMode(token, notFoundValue, flags) {
var injectableDef = getInjectableDef(token);
if (injectableDef && injectableDef.providedIn == 'root') {
return injectableDef.value === undefined ? injectableDef.value = injectableDef.factory() :
injectableDef.value;
}
if (flags & exports.InjectFlags.Optional)
return null;
if (notFoundValue !== undefined)
return notFoundValue;
throwProviderNotFoundError(stringify(token), 'Injector');
}
/**
* Assert that `_injectImplementation` is not `fn`.
*
* This is useful, to prevent infinite recursion.
*
* @param fn Function which it should not equal to
*/
function assertInjectImplementationNotEqual(fn) {
ngDevMode &&
assertNotEqual(_injectImplementation, fn, 'Calling ɵɵinject would cause infinite recursion');
}
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* Convince closure compiler that the wrapped function has no side-effects.
*
* Closure compiler always assumes that `toString` has no side-effects. We use this quirk to
* allow us to execute a function but have closure compiler mark the call as no-side-effects.
* It is important that the return value for the `noSideEffects` function be assigned
* to something which is retained otherwise the call to `noSideEffects` will be removed by closure
* compiler.
*/
function noSideEffects(fn) {
return { toString: fn }.toString();
}
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
(function (ChangeDetectionStrategy) {
/**
* Use the `CheckOnce` strategy, meaning that automatic change detection is deactivated
* until reactivated by setting the strategy to `Default` (`CheckAlways`).
* Change detection can still be explicitly invoked.
* This strategy applies to all child directives and cannot be overridden.
*/
ChangeDetectionStrategy[ChangeDetectionStrategy["OnPush"] = 0] = "OnPush";
/**
* Use the default `CheckAlways` strategy, in which change detection is automatic until
* explicitly deactivated.
*/
ChangeDetectionStrategy[ChangeDetectionStrategy["Default"] = 1] = "Default";
})(exports.ChangeDetectionStrategy || (exports.ChangeDetectionStrategy = {}));
(function (ChangeDetectorStatus) {
/**
* A state in which, after calling `detectChanges()`, the change detector
* state becomes `Checked`, and must be explicitly invoked or reactivated.
*/
ChangeDetectorStatus[ChangeDetectorStatus["CheckOnce"] = 0] = "CheckOnce";
/**
* A state in which change detection is skipped until the change detector mode
* becomes `CheckOnce`.
*/
ChangeDetectorStatus[ChangeDetectorStatus["Checked"] = 1] = "Checked";
/**
* A state in which change detection continues automatically until explicitly
* deactivated.
*/
ChangeDetectorStatus[ChangeDetectorStatus["CheckAlways"] = 2] = "CheckAlways";
/**
* A state in which a change detector sub tree is not a part of the main tree and
* should be skipped.
*/
ChangeDetectorStatus[ChangeDetectorStatus["Detached"] = 3] = "Detached";
/**
* Indicates that the change detector encountered an error checking a binding
* or calling a directive lifecycle method and is now in an inconsistent state. Change
* detectors in this state do not detect changes.
*/
ChangeDetectorStatus[ChangeDetectorStatus["Errored"] = 4] = "Errored";
/**
* Indicates that the change detector has been destroyed.
*/
ChangeDetectorStatus[ChangeDetectorStatus["Destroyed"] = 5] = "Destroyed";
})(exports.ɵChangeDetectorStatus || (exports.ɵChangeDetectorStatus = {}));
/**
* Reports whether a given strategy is currently the default for change detection.
* @param changeDetectionStrategy The strategy to check.
* @returns True if the given strategy is the current default, false otherwise.
* @see `ChangeDetectorStatus`
* @see `ChangeDetectorRef`
*/
function isDefaultChangeDetectionStrategy(changeDetectionStrategy) {
return changeDetectionStrategy == null ||
changeDetectionStrategy === exports.ChangeDetectionStrategy.Default;
}
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
(function (ViewEncapsulation) {
/**
* Emulate `Native` scoping of styles by adding an attribute containing surrogate id to the Host
* Element and pre-processing the style rules provided via {@link Component#styles styles} or
* {@link Component#styleUrls styleUrls}, and adding the new Host Element attribute to all
* selectors.
*
* This is the default option.
*/
ViewEncapsulation[ViewEncapsulation["Emulated"] = 0] = "Emulated";
// Historically the 1 value was for `Native` encapsulation which has been removed as of v11.
/**
* Don't provide any template or style encapsulation.
*/
ViewEncapsulation[ViewEncapsulation["None"] = 2] = "None";
/**
* Use Shadow DOM to encapsulate styles.
*
* For the DOM this means using modern [Shadow
* DOM](https://developer.mozilla.org/en-US/docs/Web/Web_Components/Using_shadow_DOM) and
* creating a ShadowRoot for Component's Host Element.
*/
ViewEncapsulation[ViewEncapsulation["ShadowDom"] = 3] = "ShadowDom";
})(exports.ViewEncapsulation || (exports.ViewEncapsulation = {}));
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
var __globalThis = typeof globalThis !== 'undefined' && globalThis;
var __window = typeof window !== 'undefined' && window;
var __self = typeof self !== 'undefined' && typeof WorkerGlobalScope !== 'undefined' &&
self instanceof WorkerGlobalScope && self;
var __global = typeof global !== 'undefined' && global;
// Always use __globalThis if available, which is the spec-defined global variable across all
// environments, then fallback to __global first, because in Node tests both __global and
// __window may be defined and _global should be __global in that case.
var _global = __globalThis || __global || __window || __self;
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
function ngDevModeResetPerfCounters() {
var locationString = typeof location !== 'undefined' ? location.toString() : '';
var newCounters = {
namedConstructors: locationString.indexOf('ngDevMode=namedConstructors') != -1,
firstCreatePass: 0,
tNode: 0,
tView: 0,
rendererCreateTextNode: 0,
rendererSetText: 0,
rendererCreateElement: 0,
rendererAddEventListener: 0,
rendererSetAttribute: 0,
rendererRemoveAttribute: 0,
rendererSetProperty: 0,
rendererSetClassName: 0,
rendererAddClass: 0,
rendererRemoveClass: 0,
rendererSetStyle: 0,
rendererRemoveStyle: 0,
rendererDestroy: 0,
rendererDestroyNode: 0,
rendererMoveNode: 0,
rendererRemoveNode: 0,
rendererAppendChild: 0,
rendererInsertBefore: 0,
rendererCreateComment: 0,
};
// Make sure to refer to ngDevMode as ['ngDevMode'] for closure.
var allowNgDevModeTrue = locationString.indexOf('ngDevMode=false') === -1;
_global['ngDevMode'] = allowNgDevModeTrue && newCounters;
return newCounters;
}
/**
* This function checks to see if the `ngDevMode` has been set. If yes,
* then we honor it, otherwise we default to dev mode with additional checks.
*
* The idea is that unless we are doing production build where we explicitly
* set `ngDevMode == false` we should be helping the developer by providing
* as much early warning and errors as possible.
*
* `ɵɵdefineComponent` is guaranteed to have been called before any component template functions
* (and thus Ivy instructions), so a single initialization there is sufficient to ensure ngDevMode
* is defined for the entire instruction set.
*
* When checking `ngDevMode` on toplevel, always init it before referencing it
* (e.g. `((typeof ngDevMode === 'undefined' || ngDevMode) && initNgDevMode())`), otherwise you can
* get a `ReferenceError` like in https://github.com/angular/angular/issues/31595.
*
* Details on possible values for `ngDevMode` can be found on its docstring.
*
* NOTE:
* - changes to the `ngDevMode` name must be synced with `compiler-cli/src/tooling.ts`.
*/
function initNgDevMode() {
// The below checks are to ensure that calling `initNgDevMode` multiple times does not
// reset the counters.
// If the `ngDevMode` is not an object, then it means we have not created the perf counters
// yet.
if (typeof ngDevMode === 'undefined' || ngDevMode) {
if (typeof ngDevMode !== 'object') {
ngDevModeResetPerfCounters();
}
return typeof ngDevMode !== 'undefined' && !!ngDevMode;
}
return false;
}
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* This file contains reuseable "empty" symbols that can be used as default return values
* in different parts of the rendering code. Because the same symbols are returned, this
* allows for identity checks against these values to be consistently used by the framework
* code.
*/
var EMPTY_OBJ = {};
var EMPTY_ARRAY = [];
// freezing the values prevents any code from accidentally inserting new values in
if ((typeof ngDevMode === 'undefined' || ngDevMode) && initNgDevMode()) {
// These property accesses can be ignored because ngDevMode will be set to false
// when optimizing code and the whole if statement will be dropped.
// tslint:disable-next-line:no-toplevel-property-access
Object.freeze(EMPTY_OBJ);
// tslint:disable-next-line:no-toplevel-property-access
Object.freeze(EMPTY_ARRAY);
}
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
var NG_COMP_DEF = getClosureSafeProperty({ ɵcmp: getClosureSafeProperty });
var NG_DIR_DEF = getClosureSafeProperty({ ɵdir: getClosureSafeProperty });
var NG_PIPE_DEF = getClosureSafeProperty({ ɵpipe: getClosureSafeProperty });
var NG_MOD_DEF = getClosureSafeProperty({ ɵmod: getClosureSafeProperty });
var NG_LOC_ID_DEF = getClosureSafeProperty({ ɵloc: getClosureSafeProperty });
var NG_FACTORY_DEF = getClosureSafeProperty({ ɵfac: getClosureSafeProperty });
/**
* If a directive is diPublic, bloomAdd sets a property on the type with this constant as
* the key and the directive's unique ID as the value. This allows us to map directives to their
* bloom filter bit for DI.
*/
// TODO(misko): This is wrong. The NG_ELEMENT_ID should never be minified.
var NG_ELEMENT_ID = getClosureSafeProperty({ __NG_ELEMENT_ID__: getClosureSafeProperty });
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
var _renderCompCount = 0;
/**
* Create a component definition object.
*
*
* # Example
* ```
* class MyDirective {
* // Generated by Angular Template Compiler
* // [Symbol] syntax will not be supported by TypeScript until v2.7
* static ɵcmp = defineComponent({
* ...
* });
* }
* ```
* @codeGenApi
*/
function ɵɵdefineComponent(componentDefinition) {
return noSideEffects(function () {
// Initialize ngDevMode. This must be the first statement in ɵɵdefineComponent.
// See the `initNgDevMode` docstring for more information.
(typeof ngDevMode === 'undefined' || ngDevMode) && initNgDevMode();