From 9f9143cc2e59d859973ea55753815840ad86c125 Mon Sep 17 00:00:00 2001 From: Petrov012110 Date: Tue, 24 Aug 2021 22:56:43 +0500 Subject: [PATCH] =?UTF-8?q?=D0=9F=D0=B5=D1=82=D1=80=D0=BE=D0=B2=20ts3?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- dist/Reflect.js | 1131 ++++++++++++++++++++++++++++++++++++++++++ dist/task_1/index.js | 47 ++ dist/task_2/index.js | 57 +++ dist/task_3/index.js | 60 +++ dist/task_4/index.js | 12 + dist/task_5/index.js | 48 ++ package-lock.json | 6 + package.json | 4 +- src/task_1/index.ts | 11 +- src/task_2/index.ts | 35 ++ src/task_3/index.ts | 26 +- src/task_4/index.ts | 7 +- src/task_5/index.ts | 13 +- tsconfig.json | 19 + 14 files changed, 1467 insertions(+), 9 deletions(-) create mode 100644 dist/Reflect.js create mode 100644 dist/task_1/index.js create mode 100644 dist/task_2/index.js create mode 100644 dist/task_3/index.js create mode 100644 dist/task_4/index.js create mode 100644 dist/task_5/index.js create mode 100644 tsconfig.json diff --git a/dist/Reflect.js b/dist/Reflect.js new file mode 100644 index 0000000..4afbb52 --- /dev/null +++ b/dist/Reflect.js @@ -0,0 +1,1131 @@ +/*! ***************************************************************************** +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 = /** @class */ (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 /** @class */ (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 /** @class */ (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 /** @class */ (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 = {})); diff --git a/dist/task_1/index.js b/dist/task_1/index.js new file mode 100644 index 0000000..7c99ba8 --- /dev/null +++ b/dist/task_1/index.js @@ -0,0 +1,47 @@ +/** Задача 1 + * 1) Изучить принцип работы паттерна декоратор (https://refactoring.guru/ru/design-patterns/decorator) + * 2) Для метода exec класса Calculator реализовать два классических декоратора: + * 2.1) DecorateRu - Оборачивает работу метода exec и выводит + * результат в виде строки на русском языке: + * результат сложения ${a} + ${b} = ${рассчитанное значение} + * 2.2) DecorateEn - Оборачивает работу метода exec и выводит + * результат в виде строки на английском языке: + * result of the addition operation ${a} + ${b} = ${рассчитанное значение} +*/ +var __decorate = (this && this.__decorate) || function (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; +}; +var __metadata = (this && this.__metadata) || function (k, v) { + if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v); +}; +function DecorateRu(target, method, descriptor) { + let originalMethod = descriptor.value; + descriptor.value = function (...args) { + let returnValue = originalMethod.apply(this, args); + return `результат сложения ${args[0]} + ${args[1]} = ${returnValue}`; + }; +} +class Calculator { + constructor(a, b) { + this.a = 0; + this.b = 0; + if (!!a) { + this.a = a; + } + if (!!b) { + this.b = b; + } + } + exec() { + return (this.a + this.b).toString(); + } +} +__decorate([ + DecorateRu, + __metadata("design:type", Function), + __metadata("design:paramtypes", []), + __metadata("design:returntype", String) +], Calculator.prototype, "exec", null); diff --git a/dist/task_2/index.js b/dist/task_2/index.js new file mode 100644 index 0000000..b033e0f --- /dev/null +++ b/dist/task_2/index.js @@ -0,0 +1,57 @@ +/** Задача 1 + * Реализовать декоратор, используя встроенную поддержку декораторов в TypeScript, + * который будет реагировать на присвоение в поле email значения. + * Когда присваивается корректный e-mail в консоль выводится сообщение email valid. + * Когда присваивается некорректный e-mail возбуждается ошибка. +*/ +var __decorate = (this && this.__decorate) || function (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; +}; +var __metadata = (this && this.__metadata) || function (k, v) { + if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v); +}; +function validateEmail(email) { + let re = /\S+@\S+\.\S+/; + return re.test(email); +} +function decorator(target, propertyKey) { + let _val = this[propertyKey]; + let getter = function () { + return _val; + }; + // сеттер + let setter = function (newVal) { + try { + if (validateEmail(newVal)) { + _val = newVal; + } + else { + throw new Error('not valid'); + } + } + catch (e) { + console.log("Error: " + e.message); + } + }; + if (delete this[propertyKey]) { + Object.defineProperty(target, propertyKey, { + get: getter, + set: setter + }); + } +} +class Example { + constructor() { + this.email = ""; + } +} +__decorate([ + decorator, + __metadata("design:type", String) +], Example.prototype, "email", void 0); +let exampleInstance = new Example(); +exampleInstance.email = "fkkldfjg"; // генерирует эксепшен +exampleInstance.email = "misha@mail.ru"; // выводит в консоль e-mail valid diff --git a/dist/task_3/index.js b/dist/task_3/index.js new file mode 100644 index 0000000..ffe7cba --- /dev/null +++ b/dist/task_3/index.js @@ -0,0 +1,60 @@ +/** Задача 3 + * Ниже представлен код в котором, пропущены участки кода. + * Требуется дописать участки кода так, чтобы программа компилировалась. + * Использование типа any допустимо только в Control. + * Переопределенные методы getValue и setValue в классах TextBox и SelectBox должны + * принимать и возвращать только свой результирующий тип (string и SelectItem) + * Методы register и getInstance класса FactoryControl. Должны принимать и возвращать только те типы, + * которые унаследованы от класса Control. +*/ +/**Базовый класс для контролов */ +class Control { + constructor() { + this.name = ""; + } +} +/**Класс описывает TextBox контрол */ +class TextBox extends Control { + getValue() { + return this.value; + } + setValue(val) { + this.value = val; + } +} +/**value контрола selectBox */ +class SelectItem { +} +/**Класс описывает SelectBox контрол */ +class SelectBox extends Control { + getValue() { + return this.value; + } + setValue(val) { + this.value = val; + } +} +class Container { +} +/**Фабрика которая отвечает за создание экземпляров контролов */ +class FactoryControl { + constructor() { + this._collection = []; + } + register(type) { + if (!this.existType(typeof type)) { + this._collection.push({ instance: type, type: typeof type }); + } + } + getInstance(type) { + return this._collection.find(item => item.instance === type.prototype).instance; + } + existType(type) { + return this._collection.filter(g => g.type === type).length > 0; + } +} +const factory = new FactoryControl(); +factory.register(SelectBox); +const selectBoxInstance = factory.getInstance(SelectBox); +// selectBoxInstance.setValue("sdfsdf") // компилятор TS не пропускает +// selectBoxInstance.setValue(new SelectItem()) // компилятор TS пропускает diff --git a/dist/task_4/index.js b/dist/task_4/index.js new file mode 100644 index 0000000..4a74797 --- /dev/null +++ b/dist/task_4/index.js @@ -0,0 +1,12 @@ +/** Задача 4 + * Описать каким должен быть объект X, чтобы метод работал корректно +*/ +function getProperty(obj, key) { + return obj[key]; +} +const x = { + manufacturer: "Toyota", + m: "Camry", + year: 2014, +}; +console.log(getProperty(x, "m")); diff --git a/dist/task_5/index.js b/dist/task_5/index.js new file mode 100644 index 0000000..b6286c5 --- /dev/null +++ b/dist/task_5/index.js @@ -0,0 +1,48 @@ +var __decorate = (this && this.__decorate) || function (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; +}; +var __metadata = (this && this.__metadata) || function (k, v) { + if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v); +}; +/** Задача 5 + * Реализовать декоратор с шаблонным типом, который добавляется к полю класса. + * Декоратор должен выполнять 2 функции: + * 1) Проверять соответствие устанавливаемого значения типу, который передан в декоратор. + * Если тип не верный, то генерируется эксепшен. + * 2) Проверять у передаваемого объекта наличие заполненного поля. + * Если поле не заполнено, то генерируется эксепшен. +*/ +import 'reflect-metadata'; +function validate(ValueExample, param) { + let newClass = new ValueExample1(); + return function (target, propertyName) { + // to get the design type of the property from the object + var t = Reflect.getMetadata("design:type", target, propertyName); + console.log(`${propertyName} type: ${t.name}`); // name type: String + }; +} +class ValueExample1 { + constructor(value, id) { + this.value = value; + this.id = id; + } +} +class ValueExample2 { + constructor(undefinedProp, booleanProp) { + this.undefinedProp = undefinedProp; + this.booleanProp = booleanProp; + } +} +class Exampl { +} +__decorate([ + validate(ValueExample1, "id"), + __metadata("design:type", Object) +], Exampl.prototype, "propValueExample1", void 0); +__decorate([ + validate(ValueExample2, "booleanProp"), + __metadata("design:type", Object) +], Exampl.prototype, "propValueExample2", void 0); diff --git a/package-lock.json b/package-lock.json index c6a18e7..5fe58b8 100644 --- a/package-lock.json +++ b/package-lock.json @@ -4,6 +4,12 @@ "lockfileVersion": 1, "requires": true, "dependencies": { + "reflect-metadata": { + "version": "0.1.13", + "resolved": "https://registry.npmjs.org/reflect-metadata/-/reflect-metadata-0.1.13.tgz", + "integrity": "sha512-Ts1Y/anZELhSsjMcU605fU9RE4Oi3p5ORujwbIKXfWa+0Zxs510Qrmrce5/Jowq3cHSZSJqBjypxmHarc+vEWg==", + "dev": true + }, "tsc": { "version": "1.20150623.0", "resolved": "https://registry.npmjs.org/tsc/-/tsc-1.20150623.0.tgz", diff --git a/package.json b/package.json index 0d703f8..df559f8 100644 --- a/package.json +++ b/package.json @@ -20,5 +20,7 @@ "dependencies": { "tsc": "^1.20150623.0" }, - "devDependencies": {} + "devDependencies": { + "reflect-metadata": "^0.1.13" + } } diff --git a/src/task_1/index.ts b/src/task_1/index.ts index 53a04d7..3d5a705 100644 --- a/src/task_1/index.ts +++ b/src/task_1/index.ts @@ -9,6 +9,14 @@ * result of the addition operation ${a} + ${b} = ${рассчитанное значение} */ +function DecorateRu(target: Object, method: string, descriptor: PropertyDescriptor) { + let originalMethod = descriptor.value; + descriptor.value = function(...args) { + let returnValue = originalMethod.apply(this, args) + return `результат сложения ${args[0]} + ${args[1]} = ${returnValue}` + } +} + class Calculator { protected a: number = 0; protected b: number = 0; @@ -21,7 +29,8 @@ class Calculator { this.b = b; } } - + + @DecorateRu public exec(): string { return (this.a + this.b).toString(); } diff --git a/src/task_2/index.ts b/src/task_2/index.ts index 06535aa..d204441 100644 --- a/src/task_2/index.ts +++ b/src/task_2/index.ts @@ -5,10 +5,45 @@ * Когда присваивается некорректный e-mail возбуждается ошибка. */ +function validateEmail(email: string): boolean { + let re = /\S+@\S+\.\S+/; + return re.test(email); +} + +function decorator(target: Object, propertyKey: string): any { + + let _val = this[propertyKey] + let getter = function (): string { + return _val; + }; + + // сеттер + let setter = function (newVal: string): void { + try { + if (validateEmail(newVal)) { + _val = newVal; + } else { + throw new Error('not valid') + } + } catch (e) { + console.log("Error: " + e.message); + + } + }; + if (delete this[propertyKey]) { + Object.defineProperty(target, propertyKey, { + get: getter, + set: setter + }); + } +} + class Example { + @decorator public email: string = ""; } let exampleInstance = new Example(); + exampleInstance.email = "fkkldfjg"; // генерирует эксепшен exampleInstance.email = "misha@mail.ru"; // выводит в консоль e-mail valid diff --git a/src/task_3/index.ts b/src/task_3/index.ts index afa588c..fb7ba86 100644 --- a/src/task_3/index.ts +++ b/src/task_3/index.ts @@ -20,6 +20,12 @@ abstract class Control { } /**Класс описывает TextBox контрол */ class TextBox extends Control { + public getValue(): string { + return this.value + } + public setValue(val: string): void { + this.value = val + } } /**value контрола selectBox */ class SelectItem { @@ -29,6 +35,12 @@ class SelectItem { /**Класс описывает SelectBox контрол */ class SelectBox extends Control { + public getValue(): SelectItem { + return this.value + } + public setValue(val: SelectItem): void { + this.value = val + } } class Container { @@ -45,13 +57,17 @@ class FactoryControl { this._collection = []; } - public register(type: ?) { + public register(type: T) { + if(!this.existType(typeof type)) { + this._collection.push({instance: type, type: typeof type}) + } } - public getInstance(type: ?): ? { + public getInstance(type: T): Control { + return this._collection.find(item => item.instance === type.prototype).instance } - private existType(type: string) { + private existType(type: string): boolean { return this._collection.filter(g => g.type === type).length > 0; } } @@ -61,5 +77,5 @@ factory.register(SelectBox); const selectBoxInstance = factory.getInstance(SelectBox); -selectBoxInstance.setValue("sdfsdf") // компилятор TS не пропускает -selectBoxInstance.setValue(new SelectItem()) // компилятор TS пропускает +// selectBoxInstance.setValue("sdfsdf") // компилятор TS не пропускает +// selectBoxInstance.setValue(new SelectItem()) // компилятор TS пропускает diff --git a/src/task_4/index.ts b/src/task_4/index.ts index dc0e179..2cf1bba 100644 --- a/src/task_4/index.ts +++ b/src/task_4/index.ts @@ -6,6 +6,11 @@ function getProperty(obj: T, key: K): T[K] { return obj[key]; } -const x = undefined; +const x = { + manufacturer: "Toyota", + m: "Camry", + year: 2014, +}; + console.log(getProperty(x, "m")); \ No newline at end of file diff --git a/src/task_5/index.ts b/src/task_5/index.ts index d9fea4b..e1f097b 100644 --- a/src/task_5/index.ts +++ b/src/task_5/index.ts @@ -6,6 +6,17 @@ * 2) Проверять у передаваемого объекта наличие заполненного поля. * Если поле не заполнено, то генерируется эксепшен. */ +import 'reflect-metadata' + +function validate(ValueExample: T, param: string) { + let newClass = new ValueExample1() + + return function(target: Object, propertyName: string) { + // to get the design type of the property from the object + var t = Reflect.getMetadata("design:type", target, propertyName); + console.log(`${propertyName} type: ${t.name}`); // name type: String + } +} class ValueExample1 { public value: string; @@ -25,7 +36,7 @@ class ValueExample2 { } } -class Example { +class Exampl { @validate(ValueExample1, "id") public propValueExample1: any; diff --git a/tsconfig.json b/tsconfig.json new file mode 100644 index 0000000..d19fc86 --- /dev/null +++ b/tsconfig.json @@ -0,0 +1,19 @@ +{ + "compilerOptions": { + "module": "ES6", + "esModuleInterop": true, + "experimentalDecorators": true, + "emitDecoratorMetadata": true, + "target": "es6", + "moduleResolution": "node", + "sourceMap": false, + "outDir": "./dist" + }, + "lib": ["es2015"], + "include": ["./src"], + "exclude": [ + "docs", + "css", + "index.html" + ] +} \ No newline at end of file