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- /*! *****************************************************************************
- Copyright (C) Microsoft. All rights reserved.
- Licensed under the Apache License, Version 2.0 (the "License"); you may not use
- this file except in compliance with the License. You may obtain a copy of the
- License at http://www.apache.org/licenses/LICENSE-2.0
-
- THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
- WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
- MERCHANTABLITY OR NON-INFRINGEMENT.
-
- See the Apache Version 2.0 License for specific language governing permissions
- and limitations under the License.
- ***************************************************************************** */
- var Reflect;
- (function (Reflect) {
- // Metadata Proposal
- // https://rbuckton.github.io/reflect-metadata/
- (function (factory) {
- var root = typeof global === "object" ? global :
- typeof self === "object" ? self :
- typeof this === "object" ? this :
- Function("return this;")();
- var exporter = makeExporter(Reflect);
- if (typeof root.Reflect === "undefined") {
- root.Reflect = Reflect;
- }
- else {
- exporter = makeExporter(root.Reflect, exporter);
- }
- factory(exporter);
- function makeExporter(target, previous) {
- return function (key, value) {
- if (typeof target[key] !== "function") {
- Object.defineProperty(target, key, { configurable: true, writable: true, value: value });
- }
- if (previous)
- previous(key, value);
- };
- }
- })(function (exporter) {
- var hasOwn = Object.prototype.hasOwnProperty;
- // feature test for Symbol support
- var supportsSymbol = typeof Symbol === "function";
- var toPrimitiveSymbol = supportsSymbol && typeof Symbol.toPrimitive !== "undefined" ? Symbol.toPrimitive : "@@toPrimitive";
- var iteratorSymbol = supportsSymbol && typeof Symbol.iterator !== "undefined" ? Symbol.iterator : "@@iterator";
- var supportsCreate = typeof Object.create === "function"; // feature test for Object.create support
- var supportsProto = { __proto__: [] } instanceof Array; // feature test for __proto__ support
- var downLevel = !supportsCreate && !supportsProto;
- var HashMap = {
- // create an object in dictionary mode (a.k.a. "slow" mode in v8)
- create: supportsCreate
- ? function () { return MakeDictionary(Object.create(null)); }
- : supportsProto
- ? function () { return MakeDictionary({ __proto__: null }); }
- : function () { return MakeDictionary({}); },
- has: downLevel
- ? function (map, key) { return hasOwn.call(map, key); }
- : function (map, key) { return key in map; },
- get: downLevel
- ? function (map, key) { return hasOwn.call(map, key) ? map[key] : undefined; }
- : function (map, key) { return map[key]; },
- };
- // Load global or shim versions of Map, Set, and WeakMap
- var functionPrototype = Object.getPrototypeOf(Function);
- var usePolyfill = typeof process === "object" && process.env && process.env["REFLECT_METADATA_USE_MAP_POLYFILL"] === "true";
- var _Map = !usePolyfill && typeof Map === "function" && typeof Map.prototype.entries === "function" ? Map : CreateMapPolyfill();
- var _Set = !usePolyfill && typeof Set === "function" && typeof Set.prototype.entries === "function" ? Set : CreateSetPolyfill();
- var _WeakMap = !usePolyfill && typeof WeakMap === "function" ? WeakMap : CreateWeakMapPolyfill();
- // [[Metadata]] internal slot
- // https://rbuckton.github.io/reflect-metadata/#ordinary-object-internal-methods-and-internal-slots
- var Metadata = new _WeakMap();
- /**
- * Applies a set of decorators to a property of a target object.
- * @param decorators An array of decorators.
- * @param target The target object.
- * @param propertyKey (Optional) The property key to decorate.
- * @param attributes (Optional) The property descriptor for the target key.
- * @remarks Decorators are applied in reverse order.
- * @example
- *
- * class Example {
- * // property declarations are not part of ES6, though they are valid in TypeScript:
- * // static staticProperty;
- * // property;
- *
- * constructor(p) { }
- * static staticMethod(p) { }
- * method(p) { }
- * }
- *
- * // constructor
- * Example = Reflect.decorate(decoratorsArray, Example);
- *
- * // property (on constructor)
- * Reflect.decorate(decoratorsArray, Example, "staticProperty");
- *
- * // property (on prototype)
- * Reflect.decorate(decoratorsArray, Example.prototype, "property");
- *
- * // method (on constructor)
- * Object.defineProperty(Example, "staticMethod",
- * Reflect.decorate(decoratorsArray, Example, "staticMethod",
- * Object.getOwnPropertyDescriptor(Example, "staticMethod")));
- *
- * // method (on prototype)
- * Object.defineProperty(Example.prototype, "method",
- * Reflect.decorate(decoratorsArray, Example.prototype, "method",
- * Object.getOwnPropertyDescriptor(Example.prototype, "method")));
- *
- */
- function decorate(decorators, target, propertyKey, attributes) {
- if (!IsUndefined(propertyKey)) {
- if (!IsArray(decorators))
- throw new TypeError();
- if (!IsObject(target))
- throw new TypeError();
- if (!IsObject(attributes) && !IsUndefined(attributes) && !IsNull(attributes))
- throw new TypeError();
- if (IsNull(attributes))
- attributes = undefined;
- propertyKey = ToPropertyKey(propertyKey);
- return DecorateProperty(decorators, target, propertyKey, attributes);
- }
- else {
- if (!IsArray(decorators))
- throw new TypeError();
- if (!IsConstructor(target))
- throw new TypeError();
- return DecorateConstructor(decorators, target);
- }
- }
- exporter("decorate", decorate);
- // 4.1.2 Reflect.metadata(metadataKey, metadataValue)
- // https://rbuckton.github.io/reflect-metadata/#reflect.metadata
- /**
- * A default metadata decorator factory that can be used on a class, class member, or parameter.
- * @param metadataKey The key for the metadata entry.
- * @param metadataValue The value for the metadata entry.
- * @returns A decorator function.
- * @remarks
- * If `metadataKey` is already defined for the target and target key, the
- * metadataValue for that key will be overwritten.
- * @example
- *
- * // constructor
- * @Reflect.metadata(key, value)
- * class Example {
- * }
- *
- * // property (on constructor, TypeScript only)
- * class Example {
- * @Reflect.metadata(key, value)
- * static staticProperty;
- * }
- *
- * // property (on prototype, TypeScript only)
- * class Example {
- * @Reflect.metadata(key, value)
- * property;
- * }
- *
- * // method (on constructor)
- * class Example {
- * @Reflect.metadata(key, value)
- * static staticMethod() { }
- * }
- *
- * // method (on prototype)
- * class Example {
- * @Reflect.metadata(key, value)
- * method() { }
- * }
- *
- */
- function metadata(metadataKey, metadataValue) {
- function decorator(target, propertyKey) {
- if (!IsObject(target))
- throw new TypeError();
- if (!IsUndefined(propertyKey) && !IsPropertyKey(propertyKey))
- throw new TypeError();
- OrdinaryDefineOwnMetadata(metadataKey, metadataValue, target, propertyKey);
- }
- return decorator;
- }
- exporter("metadata", metadata);
- /**
- * Define a unique metadata entry on the target.
- * @param metadataKey A key used to store and retrieve metadata.
- * @param metadataValue A value that contains attached metadata.
- * @param target The target object on which to define metadata.
- * @param propertyKey (Optional) The property key for the target.
- * @example
- *
- * class Example {
- * // property declarations are not part of ES6, though they are valid in TypeScript:
- * // static staticProperty;
- * // property;
- *
- * constructor(p) { }
- * static staticMethod(p) { }
- * method(p) { }
- * }
- *
- * // constructor
- * Reflect.defineMetadata("custom:annotation", options, Example);
- *
- * // property (on constructor)
- * Reflect.defineMetadata("custom:annotation", options, Example, "staticProperty");
- *
- * // property (on prototype)
- * Reflect.defineMetadata("custom:annotation", options, Example.prototype, "property");
- *
- * // method (on constructor)
- * Reflect.defineMetadata("custom:annotation", options, Example, "staticMethod");
- *
- * // method (on prototype)
- * Reflect.defineMetadata("custom:annotation", options, Example.prototype, "method");
- *
- * // decorator factory as metadata-producing annotation.
- * function MyAnnotation(options): Decorator {
- * return (target, key?) => Reflect.defineMetadata("custom:annotation", options, target, key);
- * }
- *
- */
- function defineMetadata(metadataKey, metadataValue, target, propertyKey) {
- if (!IsObject(target))
- throw new TypeError();
- if (!IsUndefined(propertyKey))
- propertyKey = ToPropertyKey(propertyKey);
- return OrdinaryDefineOwnMetadata(metadataKey, metadataValue, target, propertyKey);
- }
- exporter("defineMetadata", defineMetadata);
- /**
- * Gets a value indicating whether the target object or its prototype chain has the provided metadata key defined.
- * @param metadataKey A key used to store and retrieve metadata.
- * @param target The target object on which the metadata is defined.
- * @param propertyKey (Optional) The property key for the target.
- * @returns `true` if the metadata key was defined on the target object or its prototype chain; otherwise, `false`.
- * @example
- *
- * class Example {
- * // property declarations are not part of ES6, though they are valid in TypeScript:
- * // static staticProperty;
- * // property;
- *
- * constructor(p) { }
- * static staticMethod(p) { }
- * method(p) { }
- * }
- *
- * // constructor
- * result = Reflect.hasMetadata("custom:annotation", Example);
- *
- * // property (on constructor)
- * result = Reflect.hasMetadata("custom:annotation", Example, "staticProperty");
- *
- * // property (on prototype)
- * result = Reflect.hasMetadata("custom:annotation", Example.prototype, "property");
- *
- * // method (on constructor)
- * result = Reflect.hasMetadata("custom:annotation", Example, "staticMethod");
- *
- * // method (on prototype)
- * result = Reflect.hasMetadata("custom:annotation", Example.prototype, "method");
- *
- */
- function hasMetadata(metadataKey, target, propertyKey) {
- if (!IsObject(target))
- throw new TypeError();
- if (!IsUndefined(propertyKey))
- propertyKey = ToPropertyKey(propertyKey);
- return OrdinaryHasMetadata(metadataKey, target, propertyKey);
- }
- exporter("hasMetadata", hasMetadata);
- /**
- * Gets a value indicating whether the target object has the provided metadata key defined.
- * @param metadataKey A key used to store and retrieve metadata.
- * @param target The target object on which the metadata is defined.
- * @param propertyKey (Optional) The property key for the target.
- * @returns `true` if the metadata key was defined on the target object; otherwise, `false`.
- * @example
- *
- * class Example {
- * // property declarations are not part of ES6, though they are valid in TypeScript:
- * // static staticProperty;
- * // property;
- *
- * constructor(p) { }
- * static staticMethod(p) { }
- * method(p) { }
- * }
- *
- * // constructor
- * result = Reflect.hasOwnMetadata("custom:annotation", Example);
- *
- * // property (on constructor)
- * result = Reflect.hasOwnMetadata("custom:annotation", Example, "staticProperty");
- *
- * // property (on prototype)
- * result = Reflect.hasOwnMetadata("custom:annotation", Example.prototype, "property");
- *
- * // method (on constructor)
- * result = Reflect.hasOwnMetadata("custom:annotation", Example, "staticMethod");
- *
- * // method (on prototype)
- * result = Reflect.hasOwnMetadata("custom:annotation", Example.prototype, "method");
- *
- */
- function hasOwnMetadata(metadataKey, target, propertyKey) {
- if (!IsObject(target))
- throw new TypeError();
- if (!IsUndefined(propertyKey))
- propertyKey = ToPropertyKey(propertyKey);
- return OrdinaryHasOwnMetadata(metadataKey, target, propertyKey);
- }
- exporter("hasOwnMetadata", hasOwnMetadata);
- /**
- * Gets the metadata value for the provided metadata key on the target object or its prototype chain.
- * @param metadataKey A key used to store and retrieve metadata.
- * @param target The target object on which the metadata is defined.
- * @param propertyKey (Optional) The property key for the target.
- * @returns The metadata value for the metadata key if found; otherwise, `undefined`.
- * @example
- *
- * class Example {
- * // property declarations are not part of ES6, though they are valid in TypeScript:
- * // static staticProperty;
- * // property;
- *
- * constructor(p) { }
- * static staticMethod(p) { }
- * method(p) { }
- * }
- *
- * // constructor
- * result = Reflect.getMetadata("custom:annotation", Example);
- *
- * // property (on constructor)
- * result = Reflect.getMetadata("custom:annotation", Example, "staticProperty");
- *
- * // property (on prototype)
- * result = Reflect.getMetadata("custom:annotation", Example.prototype, "property");
- *
- * // method (on constructor)
- * result = Reflect.getMetadata("custom:annotation", Example, "staticMethod");
- *
- * // method (on prototype)
- * result = Reflect.getMetadata("custom:annotation", Example.prototype, "method");
- *
- */
- function getMetadata(metadataKey, target, propertyKey) {
- if (!IsObject(target))
- throw new TypeError();
- if (!IsUndefined(propertyKey))
- propertyKey = ToPropertyKey(propertyKey);
- return OrdinaryGetMetadata(metadataKey, target, propertyKey);
- }
- exporter("getMetadata", getMetadata);
- /**
- * Gets the metadata value for the provided metadata key on the target object.
- * @param metadataKey A key used to store and retrieve metadata.
- * @param target The target object on which the metadata is defined.
- * @param propertyKey (Optional) The property key for the target.
- * @returns The metadata value for the metadata key if found; otherwise, `undefined`.
- * @example
- *
- * class Example {
- * // property declarations are not part of ES6, though they are valid in TypeScript:
- * // static staticProperty;
- * // property;
- *
- * constructor(p) { }
- * static staticMethod(p) { }
- * method(p) { }
- * }
- *
- * // constructor
- * result = Reflect.getOwnMetadata("custom:annotation", Example);
- *
- * // property (on constructor)
- * result = Reflect.getOwnMetadata("custom:annotation", Example, "staticProperty");
- *
- * // property (on prototype)
- * result = Reflect.getOwnMetadata("custom:annotation", Example.prototype, "property");
- *
- * // method (on constructor)
- * result = Reflect.getOwnMetadata("custom:annotation", Example, "staticMethod");
- *
- * // method (on prototype)
- * result = Reflect.getOwnMetadata("custom:annotation", Example.prototype, "method");
- *
- */
- function getOwnMetadata(metadataKey, target, propertyKey) {
- if (!IsObject(target))
- throw new TypeError();
- if (!IsUndefined(propertyKey))
- propertyKey = ToPropertyKey(propertyKey);
- return OrdinaryGetOwnMetadata(metadataKey, target, propertyKey);
- }
- exporter("getOwnMetadata", getOwnMetadata);
- /**
- * Gets the metadata keys defined on the target object or its prototype chain.
- * @param target The target object on which the metadata is defined.
- * @param propertyKey (Optional) The property key for the target.
- * @returns An array of unique metadata keys.
- * @example
- *
- * class Example {
- * // property declarations are not part of ES6, though they are valid in TypeScript:
- * // static staticProperty;
- * // property;
- *
- * constructor(p) { }
- * static staticMethod(p) { }
- * method(p) { }
- * }
- *
- * // constructor
- * result = Reflect.getMetadataKeys(Example);
- *
- * // property (on constructor)
- * result = Reflect.getMetadataKeys(Example, "staticProperty");
- *
- * // property (on prototype)
- * result = Reflect.getMetadataKeys(Example.prototype, "property");
- *
- * // method (on constructor)
- * result = Reflect.getMetadataKeys(Example, "staticMethod");
- *
- * // method (on prototype)
- * result = Reflect.getMetadataKeys(Example.prototype, "method");
- *
- */
- function getMetadataKeys(target, propertyKey) {
- if (!IsObject(target))
- throw new TypeError();
- if (!IsUndefined(propertyKey))
- propertyKey = ToPropertyKey(propertyKey);
- return OrdinaryMetadataKeys(target, propertyKey);
- }
- exporter("getMetadataKeys", getMetadataKeys);
- /**
- * Gets the unique metadata keys defined on the target object.
- * @param target The target object on which the metadata is defined.
- * @param propertyKey (Optional) The property key for the target.
- * @returns An array of unique metadata keys.
- * @example
- *
- * class Example {
- * // property declarations are not part of ES6, though they are valid in TypeScript:
- * // static staticProperty;
- * // property;
- *
- * constructor(p) { }
- * static staticMethod(p) { }
- * method(p) { }
- * }
- *
- * // constructor
- * result = Reflect.getOwnMetadataKeys(Example);
- *
- * // property (on constructor)
- * result = Reflect.getOwnMetadataKeys(Example, "staticProperty");
- *
- * // property (on prototype)
- * result = Reflect.getOwnMetadataKeys(Example.prototype, "property");
- *
- * // method (on constructor)
- * result = Reflect.getOwnMetadataKeys(Example, "staticMethod");
- *
- * // method (on prototype)
- * result = Reflect.getOwnMetadataKeys(Example.prototype, "method");
- *
- */
- function getOwnMetadataKeys(target, propertyKey) {
- if (!IsObject(target))
- throw new TypeError();
- if (!IsUndefined(propertyKey))
- propertyKey = ToPropertyKey(propertyKey);
- return OrdinaryOwnMetadataKeys(target, propertyKey);
- }
- exporter("getOwnMetadataKeys", getOwnMetadataKeys);
- /**
- * Deletes the metadata entry from the target object with the provided key.
- * @param metadataKey A key used to store and retrieve metadata.
- * @param target The target object on which the metadata is defined.
- * @param propertyKey (Optional) The property key for the target.
- * @returns `true` if the metadata entry was found and deleted; otherwise, false.
- * @example
- *
- * class Example {
- * // property declarations are not part of ES6, though they are valid in TypeScript:
- * // static staticProperty;
- * // property;
- *
- * constructor(p) { }
- * static staticMethod(p) { }
- * method(p) { }
- * }
- *
- * // constructor
- * result = Reflect.deleteMetadata("custom:annotation", Example);
- *
- * // property (on constructor)
- * result = Reflect.deleteMetadata("custom:annotation", Example, "staticProperty");
- *
- * // property (on prototype)
- * result = Reflect.deleteMetadata("custom:annotation", Example.prototype, "property");
- *
- * // method (on constructor)
- * result = Reflect.deleteMetadata("custom:annotation", Example, "staticMethod");
- *
- * // method (on prototype)
- * result = Reflect.deleteMetadata("custom:annotation", Example.prototype, "method");
- *
- */
- function deleteMetadata(metadataKey, target, propertyKey) {
- if (!IsObject(target))
- throw new TypeError();
- if (!IsUndefined(propertyKey))
- propertyKey = ToPropertyKey(propertyKey);
- var metadataMap = GetOrCreateMetadataMap(target, propertyKey, /*Create*/ false);
- if (IsUndefined(metadataMap))
- return false;
- if (!metadataMap.delete(metadataKey))
- return false;
- if (metadataMap.size > 0)
- return true;
- var targetMetadata = Metadata.get(target);
- targetMetadata.delete(propertyKey);
- if (targetMetadata.size > 0)
- return true;
- Metadata.delete(target);
- return true;
- }
- exporter("deleteMetadata", deleteMetadata);
- function DecorateConstructor(decorators, target) {
- for (var i = decorators.length - 1; i >= 0; --i) {
- var decorator = decorators[i];
- var decorated = decorator(target);
- if (!IsUndefined(decorated) && !IsNull(decorated)) {
- if (!IsConstructor(decorated))
- throw new TypeError();
- target = decorated;
- }
- }
- return target;
- }
- function DecorateProperty(decorators, target, propertyKey, descriptor) {
- for (var i = decorators.length - 1; i >= 0; --i) {
- var decorator = decorators[i];
- var decorated = decorator(target, propertyKey, descriptor);
- if (!IsUndefined(decorated) && !IsNull(decorated)) {
- if (!IsObject(decorated))
- throw new TypeError();
- descriptor = decorated;
- }
- }
- return descriptor;
- }
- function GetOrCreateMetadataMap(O, P, Create) {
- var targetMetadata = Metadata.get(O);
- if (IsUndefined(targetMetadata)) {
- if (!Create)
- return undefined;
- targetMetadata = new _Map();
- Metadata.set(O, targetMetadata);
- }
- var metadataMap = targetMetadata.get(P);
- if (IsUndefined(metadataMap)) {
- if (!Create)
- return undefined;
- metadataMap = new _Map();
- targetMetadata.set(P, metadataMap);
- }
- return metadataMap;
- }
- // 3.1.1.1 OrdinaryHasMetadata(MetadataKey, O, P)
- // https://rbuckton.github.io/reflect-metadata/#ordinaryhasmetadata
- function OrdinaryHasMetadata(MetadataKey, O, P) {
- var hasOwn = OrdinaryHasOwnMetadata(MetadataKey, O, P);
- if (hasOwn)
- return true;
- var parent = OrdinaryGetPrototypeOf(O);
- if (!IsNull(parent))
- return OrdinaryHasMetadata(MetadataKey, parent, P);
- return false;
- }
- // 3.1.2.1 OrdinaryHasOwnMetadata(MetadataKey, O, P)
- // https://rbuckton.github.io/reflect-metadata/#ordinaryhasownmetadata
- function OrdinaryHasOwnMetadata(MetadataKey, O, P) {
- var metadataMap = GetOrCreateMetadataMap(O, P, /*Create*/ false);
- if (IsUndefined(metadataMap))
- return false;
- return ToBoolean(metadataMap.has(MetadataKey));
- }
- // 3.1.3.1 OrdinaryGetMetadata(MetadataKey, O, P)
- // https://rbuckton.github.io/reflect-metadata/#ordinarygetmetadata
- function OrdinaryGetMetadata(MetadataKey, O, P) {
- var hasOwn = OrdinaryHasOwnMetadata(MetadataKey, O, P);
- if (hasOwn)
- return OrdinaryGetOwnMetadata(MetadataKey, O, P);
- var parent = OrdinaryGetPrototypeOf(O);
- if (!IsNull(parent))
- return OrdinaryGetMetadata(MetadataKey, parent, P);
- return undefined;
- }
- // 3.1.4.1 OrdinaryGetOwnMetadata(MetadataKey, O, P)
- // https://rbuckton.github.io/reflect-metadata/#ordinarygetownmetadata
- function OrdinaryGetOwnMetadata(MetadataKey, O, P) {
- var metadataMap = GetOrCreateMetadataMap(O, P, /*Create*/ false);
- if (IsUndefined(metadataMap))
- return undefined;
- return metadataMap.get(MetadataKey);
- }
- // 3.1.5.1 OrdinaryDefineOwnMetadata(MetadataKey, MetadataValue, O, P)
- // https://rbuckton.github.io/reflect-metadata/#ordinarydefineownmetadata
- function OrdinaryDefineOwnMetadata(MetadataKey, MetadataValue, O, P) {
- var metadataMap = GetOrCreateMetadataMap(O, P, /*Create*/ true);
- metadataMap.set(MetadataKey, MetadataValue);
- }
- // 3.1.6.1 OrdinaryMetadataKeys(O, P)
- // https://rbuckton.github.io/reflect-metadata/#ordinarymetadatakeys
- function OrdinaryMetadataKeys(O, P) {
- var ownKeys = OrdinaryOwnMetadataKeys(O, P);
- var parent = OrdinaryGetPrototypeOf(O);
- if (parent === null)
- return ownKeys;
- var parentKeys = OrdinaryMetadataKeys(parent, P);
- if (parentKeys.length <= 0)
- return ownKeys;
- if (ownKeys.length <= 0)
- return parentKeys;
- var set = new _Set();
- var keys = [];
- for (var _i = 0, ownKeys_1 = ownKeys; _i < ownKeys_1.length; _i++) {
- var key = ownKeys_1[_i];
- var hasKey = set.has(key);
- if (!hasKey) {
- set.add(key);
- keys.push(key);
- }
- }
- for (var _a = 0, parentKeys_1 = parentKeys; _a < parentKeys_1.length; _a++) {
- var key = parentKeys_1[_a];
- var hasKey = set.has(key);
- if (!hasKey) {
- set.add(key);
- keys.push(key);
- }
- }
- return keys;
- }
- // 3.1.7.1 OrdinaryOwnMetadataKeys(O, P)
- // https://rbuckton.github.io/reflect-metadata/#ordinaryownmetadatakeys
- function OrdinaryOwnMetadataKeys(O, P) {
- var keys = [];
- var metadataMap = GetOrCreateMetadataMap(O, P, /*Create*/ false);
- if (IsUndefined(metadataMap))
- return keys;
- var keysObj = metadataMap.keys();
- var iterator = GetIterator(keysObj);
- var k = 0;
- while (true) {
- var next = IteratorStep(iterator);
- if (!next) {
- keys.length = k;
- return keys;
- }
- var nextValue = IteratorValue(next);
- try {
- keys[k] = nextValue;
- }
- catch (e) {
- try {
- IteratorClose(iterator);
- }
- finally {
- throw e;
- }
- }
- k++;
- }
- }
- // 6 ECMAScript Data Typ0es and Values
- // https://tc39.github.io/ecma262/#sec-ecmascript-data-types-and-values
- function Type(x) {
- if (x === null)
- return 1 /* Null */;
- switch (typeof x) {
- case "undefined": return 0 /* Undefined */;
- case "boolean": return 2 /* Boolean */;
- case "string": return 3 /* String */;
- case "symbol": return 4 /* Symbol */;
- case "number": return 5 /* Number */;
- case "object": return x === null ? 1 /* Null */ : 6 /* Object */;
- default: return 6 /* Object */;
- }
- }
- // 6.1.1 The Undefined Type
- // https://tc39.github.io/ecma262/#sec-ecmascript-language-types-undefined-type
- function IsUndefined(x) {
- return x === undefined;
- }
- // 6.1.2 The Null Type
- // https://tc39.github.io/ecma262/#sec-ecmascript-language-types-null-type
- function IsNull(x) {
- return x === null;
- }
- // 6.1.5 The Symbol Type
- // https://tc39.github.io/ecma262/#sec-ecmascript-language-types-symbol-type
- function IsSymbol(x) {
- return typeof x === "symbol";
- }
- // 6.1.7 The Object Type
- // https://tc39.github.io/ecma262/#sec-object-type
- function IsObject(x) {
- return typeof x === "object" ? x !== null : typeof x === "function";
- }
- // 7.1 Type Conversion
- // https://tc39.github.io/ecma262/#sec-type-conversion
- // 7.1.1 ToPrimitive(input [, PreferredType])
- // https://tc39.github.io/ecma262/#sec-toprimitive
- function ToPrimitive(input, PreferredType) {
- switch (Type(input)) {
- case 0 /* Undefined */: return input;
- case 1 /* Null */: return input;
- case 2 /* Boolean */: return input;
- case 3 /* String */: return input;
- case 4 /* Symbol */: return input;
- case 5 /* Number */: return input;
- }
- var hint = PreferredType === 3 /* String */ ? "string" : PreferredType === 5 /* Number */ ? "number" : "default";
- var exoticToPrim = GetMethod(input, toPrimitiveSymbol);
- if (exoticToPrim !== undefined) {
- var result = exoticToPrim.call(input, hint);
- if (IsObject(result))
- throw new TypeError();
- return result;
- }
- return OrdinaryToPrimitive(input, hint === "default" ? "number" : hint);
- }
- // 7.1.1.1 OrdinaryToPrimitive(O, hint)
- // https://tc39.github.io/ecma262/#sec-ordinarytoprimitive
- function OrdinaryToPrimitive(O, hint) {
- if (hint === "string") {
- var toString_1 = O.toString;
- if (IsCallable(toString_1)) {
- var result = toString_1.call(O);
- if (!IsObject(result))
- return result;
- }
- var valueOf = O.valueOf;
- if (IsCallable(valueOf)) {
- var result = valueOf.call(O);
- if (!IsObject(result))
- return result;
- }
- }
- else {
- var valueOf = O.valueOf;
- if (IsCallable(valueOf)) {
- var result = valueOf.call(O);
- if (!IsObject(result))
- return result;
- }
- var toString_2 = O.toString;
- if (IsCallable(toString_2)) {
- var result = toString_2.call(O);
- if (!IsObject(result))
- return result;
- }
- }
- throw new TypeError();
- }
- // 7.1.2 ToBoolean(argument)
- // https://tc39.github.io/ecma262/2016/#sec-toboolean
- function ToBoolean(argument) {
- return !!argument;
- }
- // 7.1.12 ToString(argument)
- // https://tc39.github.io/ecma262/#sec-tostring
- function ToString(argument) {
- return "" + argument;
- }
- // 7.1.14 ToPropertyKey(argument)
- // https://tc39.github.io/ecma262/#sec-topropertykey
- function ToPropertyKey(argument) {
- var key = ToPrimitive(argument, 3 /* String */);
- if (IsSymbol(key))
- return key;
- return ToString(key);
- }
- // 7.2 Testing and Comparison Operations
- // https://tc39.github.io/ecma262/#sec-testing-and-comparison-operations
- // 7.2.2 IsArray(argument)
- // https://tc39.github.io/ecma262/#sec-isarray
- function IsArray(argument) {
- return Array.isArray
- ? Array.isArray(argument)
- : argument instanceof Object
- ? argument instanceof Array
- : Object.prototype.toString.call(argument) === "[object Array]";
- }
- // 7.2.3 IsCallable(argument)
- // https://tc39.github.io/ecma262/#sec-iscallable
- function IsCallable(argument) {
- // NOTE: This is an approximation as we cannot check for [[Call]] internal method.
- return typeof argument === "function";
- }
- // 7.2.4 IsConstructor(argument)
- // https://tc39.github.io/ecma262/#sec-isconstructor
- function IsConstructor(argument) {
- // NOTE: This is an approximation as we cannot check for [[Construct]] internal method.
- return typeof argument === "function";
- }
- // 7.2.7 IsPropertyKey(argument)
- // https://tc39.github.io/ecma262/#sec-ispropertykey
- function IsPropertyKey(argument) {
- switch (Type(argument)) {
- case 3 /* String */: return true;
- case 4 /* Symbol */: return true;
- default: return false;
- }
- }
- // 7.3 Operations on Objects
- // https://tc39.github.io/ecma262/#sec-operations-on-objects
- // 7.3.9 GetMethod(V, P)
- // https://tc39.github.io/ecma262/#sec-getmethod
- function GetMethod(V, P) {
- var func = V[P];
- if (func === undefined || func === null)
- return undefined;
- if (!IsCallable(func))
- throw new TypeError();
- return func;
- }
- // 7.4 Operations on Iterator Objects
- // https://tc39.github.io/ecma262/#sec-operations-on-iterator-objects
- function GetIterator(obj) {
- var method = GetMethod(obj, iteratorSymbol);
- if (!IsCallable(method))
- throw new TypeError(); // from Call
- var iterator = method.call(obj);
- if (!IsObject(iterator))
- throw new TypeError();
- return iterator;
- }
- // 7.4.4 IteratorValue(iterResult)
- // https://tc39.github.io/ecma262/2016/#sec-iteratorvalue
- function IteratorValue(iterResult) {
- return iterResult.value;
- }
- // 7.4.5 IteratorStep(iterator)
- // https://tc39.github.io/ecma262/#sec-iteratorstep
- function IteratorStep(iterator) {
- var result = iterator.next();
- return result.done ? false : result;
- }
- // 7.4.6 IteratorClose(iterator, completion)
- // https://tc39.github.io/ecma262/#sec-iteratorclose
- function IteratorClose(iterator) {
- var f = iterator["return"];
- if (f)
- f.call(iterator);
- }
- // 9.1 Ordinary Object Internal Methods and Internal Slots
- // https://tc39.github.io/ecma262/#sec-ordinary-object-internal-methods-and-internal-slots
- // 9.1.1.1 OrdinaryGetPrototypeOf(O)
- // https://tc39.github.io/ecma262/#sec-ordinarygetprototypeof
- function OrdinaryGetPrototypeOf(O) {
- var proto = Object.getPrototypeOf(O);
- if (typeof O !== "function" || O === functionPrototype)
- return proto;
- // TypeScript doesn't set __proto__ in ES5, as it's non-standard.
- // Try to determine the superclass constructor. Compatible implementations
- // must either set __proto__ on a subclass constructor to the superclass constructor,
- // or ensure each class has a valid `constructor` property on its prototype that
- // points back to the constructor.
- // If this is not the same as Function.[[Prototype]], then this is definately inherited.
- // This is the case when in ES6 or when using __proto__ in a compatible browser.
- if (proto !== functionPrototype)
- return proto;
- // If the super prototype is Object.prototype, null, or undefined, then we cannot determine the heritage.
- var prototype = O.prototype;
- var prototypeProto = prototype && Object.getPrototypeOf(prototype);
- if (prototypeProto == null || prototypeProto === Object.prototype)
- return proto;
- // If the constructor was not a function, then we cannot determine the heritage.
- var constructor = prototypeProto.constructor;
- if (typeof constructor !== "function")
- return proto;
- // If we have some kind of self-reference, then we cannot determine the heritage.
- if (constructor === O)
- return proto;
- // we have a pretty good guess at the heritage.
- return constructor;
- }
- // naive Map shim
- function CreateMapPolyfill() {
- var cacheSentinel = {};
- var arraySentinel = [];
- var MapIterator = (function () {
- function MapIterator(keys, values, selector) {
- this._index = 0;
- this._keys = keys;
- this._values = values;
- this._selector = selector;
- }
- MapIterator.prototype["@@iterator"] = function () { return this; };
- MapIterator.prototype[iteratorSymbol] = function () { return this; };
- MapIterator.prototype.next = function () {
- var index = this._index;
- if (index >= 0 && index < this._keys.length) {
- var result = this._selector(this._keys[index], this._values[index]);
- if (index + 1 >= this._keys.length) {
- this._index = -1;
- this._keys = arraySentinel;
- this._values = arraySentinel;
- }
- else {
- this._index++;
- }
- return { value: result, done: false };
- }
- return { value: undefined, done: true };
- };
- MapIterator.prototype.throw = function (error) {
- if (this._index >= 0) {
- this._index = -1;
- this._keys = arraySentinel;
- this._values = arraySentinel;
- }
- throw error;
- };
- MapIterator.prototype.return = function (value) {
- if (this._index >= 0) {
- this._index = -1;
- this._keys = arraySentinel;
- this._values = arraySentinel;
- }
- return { value: value, done: true };
- };
- return MapIterator;
- }());
- return (function () {
- function Map() {
- this._keys = [];
- this._values = [];
- this._cacheKey = cacheSentinel;
- this._cacheIndex = -2;
- }
- Object.defineProperty(Map.prototype, "size", {
- get: function () { return this._keys.length; },
- enumerable: true,
- configurable: true
- });
- Map.prototype.has = function (key) { return this._find(key, /*insert*/ false) >= 0; };
- Map.prototype.get = function (key) {
- var index = this._find(key, /*insert*/ false);
- return index >= 0 ? this._values[index] : undefined;
- };
- Map.prototype.set = function (key, value) {
- var index = this._find(key, /*insert*/ true);
- this._values[index] = value;
- return this;
- };
- Map.prototype.delete = function (key) {
- var index = this._find(key, /*insert*/ false);
- if (index >= 0) {
- var size = this._keys.length;
- for (var i = index + 1; i < size; i++) {
- this._keys[i - 1] = this._keys[i];
- this._values[i - 1] = this._values[i];
- }
- this._keys.length--;
- this._values.length--;
- if (key === this._cacheKey) {
- this._cacheKey = cacheSentinel;
- this._cacheIndex = -2;
- }
- return true;
- }
- return false;
- };
- Map.prototype.clear = function () {
- this._keys.length = 0;
- this._values.length = 0;
- this._cacheKey = cacheSentinel;
- this._cacheIndex = -2;
- };
- Map.prototype.keys = function () { return new MapIterator(this._keys, this._values, getKey); };
- Map.prototype.values = function () { return new MapIterator(this._keys, this._values, getValue); };
- Map.prototype.entries = function () { return new MapIterator(this._keys, this._values, getEntry); };
- Map.prototype["@@iterator"] = function () { return this.entries(); };
- Map.prototype[iteratorSymbol] = function () { return this.entries(); };
- Map.prototype._find = function (key, insert) {
- if (this._cacheKey !== key) {
- this._cacheIndex = this._keys.indexOf(this._cacheKey = key);
- }
- if (this._cacheIndex < 0 && insert) {
- this._cacheIndex = this._keys.length;
- this._keys.push(key);
- this._values.push(undefined);
- }
- return this._cacheIndex;
- };
- return Map;
- }());
- function getKey(key, _) {
- return key;
- }
- function getValue(_, value) {
- return value;
- }
- function getEntry(key, value) {
- return [key, value];
- }
- }
- // naive Set shim
- function CreateSetPolyfill() {
- return (function () {
- function Set() {
- this._map = new _Map();
- }
- Object.defineProperty(Set.prototype, "size", {
- get: function () { return this._map.size; },
- enumerable: true,
- configurable: true
- });
- Set.prototype.has = function (value) { return this._map.has(value); };
- Set.prototype.add = function (value) { return this._map.set(value, value), this; };
- Set.prototype.delete = function (value) { return this._map.delete(value); };
- Set.prototype.clear = function () { this._map.clear(); };
- Set.prototype.keys = function () { return this._map.keys(); };
- Set.prototype.values = function () { return this._map.values(); };
- Set.prototype.entries = function () { return this._map.entries(); };
- Set.prototype["@@iterator"] = function () { return this.keys(); };
- Set.prototype[iteratorSymbol] = function () { return this.keys(); };
- return Set;
- }());
- }
- // naive WeakMap shim
- function CreateWeakMapPolyfill() {
- var UUID_SIZE = 16;
- var keys = HashMap.create();
- var rootKey = CreateUniqueKey();
- return (function () {
- function WeakMap() {
- this._key = CreateUniqueKey();
- }
- WeakMap.prototype.has = function (target) {
- var table = GetOrCreateWeakMapTable(target, /*create*/ false);
- return table !== undefined ? HashMap.has(table, this._key) : false;
- };
- WeakMap.prototype.get = function (target) {
- var table = GetOrCreateWeakMapTable(target, /*create*/ false);
- return table !== undefined ? HashMap.get(table, this._key) : undefined;
- };
- WeakMap.prototype.set = function (target, value) {
- var table = GetOrCreateWeakMapTable(target, /*create*/ true);
- table[this._key] = value;
- return this;
- };
- WeakMap.prototype.delete = function (target) {
- var table = GetOrCreateWeakMapTable(target, /*create*/ false);
- return table !== undefined ? delete table[this._key] : false;
- };
- WeakMap.prototype.clear = function () {
- // NOTE: not a real clear, just makes the previous data unreachable
- this._key = CreateUniqueKey();
- };
- return WeakMap;
- }());
- function CreateUniqueKey() {
- var key;
- do
- key = "@@WeakMap@@" + CreateUUID();
- while (HashMap.has(keys, key));
- keys[key] = true;
- return key;
- }
- function GetOrCreateWeakMapTable(target, create) {
- if (!hasOwn.call(target, rootKey)) {
- if (!create)
- return undefined;
- Object.defineProperty(target, rootKey, { value: HashMap.create() });
- }
- return target[rootKey];
- }
- function FillRandomBytes(buffer, size) {
- for (var i = 0; i < size; ++i)
- buffer[i] = Math.random() * 0xff | 0;
- return buffer;
- }
- function GenRandomBytes(size) {
- if (typeof Uint8Array === "function") {
- if (typeof crypto !== "undefined")
- return crypto.getRandomValues(new Uint8Array(size));
- if (typeof msCrypto !== "undefined")
- return msCrypto.getRandomValues(new Uint8Array(size));
- return FillRandomBytes(new Uint8Array(size), size);
- }
- return FillRandomBytes(new Array(size), size);
- }
- function CreateUUID() {
- var data = GenRandomBytes(UUID_SIZE);
- // mark as random - RFC 4122 § 4.4
- data[6] = data[6] & 0x4f | 0x40;
- data[8] = data[8] & 0xbf | 0x80;
- var result = "";
- for (var offset = 0; offset < UUID_SIZE; ++offset) {
- var byte = data[offset];
- if (offset === 4 || offset === 6 || offset === 8)
- result += "-";
- if (byte < 16)
- result += "0";
- result += byte.toString(16).toLowerCase();
- }
- return result;
- }
- }
- // uses a heuristic used by v8 and chakra to force an object into dictionary mode.
- function MakeDictionary(obj) {
- obj.__ = undefined;
- delete obj.__;
- return obj;
- }
- });
- })(Reflect || (Reflect = {}));
- //# sourceMappingURL=Reflect.js.map
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