49 lines
1.6 KiB
JavaScript
Executable File
49 lines
1.6 KiB
JavaScript
Executable File
"use strict";
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/*
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Copyright (c) 2014, Yahoo! Inc. All rights reserved.
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Copyrights licensed under the New BSD License.
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See the accompanying LICENSE file for terms.
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*/
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var __spreadArrays = (this && this.__spreadArrays) || function () {
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for (var s = 0, i = 0, il = arguments.length; i < il; i++) s += arguments[i].length;
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for (var r = Array(s), k = 0, i = 0; i < il; i++)
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for (var a = arguments[i], j = 0, jl = a.length; j < jl; j++, k++)
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r[k] = a[j];
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return r;
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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// -- Utilities ----------------------------------------------------------------
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function getCacheId(inputs) {
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return JSON.stringify(inputs.map(function (input) {
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return input && typeof input === 'object' ? orderedProps(input) : input;
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}));
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}
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function orderedProps(obj) {
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return Object.keys(obj)
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.sort()
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.map(function (k) {
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var _a;
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return (_a = {}, _a[k] = obj[k], _a);
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});
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}
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var memoizeFormatConstructor = function (FormatConstructor, cache) {
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if (cache === void 0) { cache = {}; }
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return function () {
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var _a;
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var args = [];
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for (var _i = 0; _i < arguments.length; _i++) {
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args[_i] = arguments[_i];
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}
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var cacheId = getCacheId(args);
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var format = cacheId && cache[cacheId];
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if (!format) {
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format = new ((_a = FormatConstructor).bind.apply(_a, __spreadArrays([void 0], args)))();
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if (cacheId) {
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cache[cacheId] = format;
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}
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}
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return format;
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};
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};
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exports.default = memoizeFormatConstructor;
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