40 lines
1.4 KiB
JavaScript
40 lines
1.4 KiB
JavaScript
"use strict";
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// Copyright (c) Microsoft Corporation. All rights reserved. Licensed under the MIT license.
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// See LICENSE in the project root for license information.
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.MapExtensions = void 0;
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/**
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* Helper functions for working with the `Map<K, V>` data type.
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*
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* @public
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*/
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class MapExtensions {
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/**
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* Adds all the (key, value) pairs from the source map into the target map.
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* @remarks
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* This function modifies targetMap. Any existing keys will be overwritten.
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* @param targetMap - The map that entries will be added to
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* @param sourceMap - The map containing the entries to be added
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*/
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static mergeFromMap(targetMap, sourceMap) {
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for (const pair of sourceMap.entries()) {
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targetMap.set(pair[0], pair[1]);
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}
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}
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/**
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* Converts a string-keyed map to an object.
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* @remarks
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* This function has the same effect as Object.fromEntries(map.entries())
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* in supported versions of Node (\>= 12.0.0).
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* @param map - The map that the object properties will be sourced from
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*/
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static toObject(map) {
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const object = {};
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for (const [key, value] of map.entries()) {
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object[key] = value;
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}
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return object;
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}
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}
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exports.MapExtensions = MapExtensions;
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//# sourceMappingURL=MapExtensions.js.map
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