982 lines
28 KiB
JavaScript
982 lines
28 KiB
JavaScript
/* eslint-disable */
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// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/entries
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if (!Object.entries) {
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Object.entries = function(obj) {
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var ownProps = Object.keys(obj),
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i = ownProps.length,
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resArray = new Array(i); // preallocate the Array
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while (i--) resArray[i] = [ownProps[i], obj[ownProps[i]]];
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return resArray;
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};
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}
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// adapted from https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/entries
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// missing in ie only
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if (!Object.values) {
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Object.values = function(obj) {
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var ownProps = Object.keys(obj),
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i = ownProps.length,
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resArray = new Array(i); // preallocate the Array
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while (i--) resArray[i] = obj[ownProps[i]];
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return resArray;
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};
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}
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// https://developer.mozilla.org/fr/docs/Web/API/NodeList/forEach
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if (window.NodeList && !NodeList.prototype.forEach) {
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NodeList.prototype.forEach = function(callback, thisArg) {
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thisArg = thisArg || window;
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for (var i = 0; i < this.length; i++) {
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callback.call(thisArg, this[i], i, this);
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}
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};
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}
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// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/includes#Polyfill
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if (!Array.prototype.includes) {
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Object.defineProperty(Array.prototype, "includes", {
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value: function(searchElement, fromIndex) {
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if (this == null) {
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throw new TypeError('"this" is null or not defined');
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}
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// 1. Let O be ? ToObject(this value).
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var o = Object(this);
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// 2. Let len be ? ToLength(? Get(O, "length")).
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var len = o.length >>> 0;
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// 3. If len is 0, return false.
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if (len === 0) {
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return false;
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}
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// 4. Let n be ? ToInteger(fromIndex).
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// (If fromIndex is undefined, this step produces the value 0.)
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var n = fromIndex | 0;
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// 5. If n ≥ 0, then
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// a. Let k be n.
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// 6. Else n < 0,
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// a. Let k be len + n.
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// b. If k < 0, let k be 0.
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var k = Math.max(n >= 0 ? n : len - Math.abs(n), 0);
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function sameValueZero(x, y) {
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return (
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x === y ||
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(typeof x === "number" &&
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typeof y === "number" &&
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isNaN(x) &&
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isNaN(y))
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);
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}
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// 7. Repeat, while k < len
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while (k < len) {
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// a. Let elementK be the result of ? Get(O, ! ToString(k)).
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// b. If SameValueZero(searchElement, elementK) is true, return true.
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if (sameValueZero(o[k], searchElement)) {
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return true;
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}
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// c. Increase k by 1.
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k++;
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}
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// 8. Return false
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return false;
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}
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});
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}
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// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/includes#Polyfill
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if (!String.prototype.includes) {
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Object.defineProperty(String.prototype, "includes", {
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value: function(search, start) {
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if (typeof start !== "number") {
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start = 0;
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}
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if (start + search.length > this.length) {
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return false;
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} else {
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return this.indexOf(search, start) !== -1;
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}
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}
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});
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}
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// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/find
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if (!Array.prototype.find) {
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Object.defineProperty(Array.prototype, "find", {
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value: function(predicate) {
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// 1. Let O be ? ToObject(this value).
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if (this == null) {
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throw new TypeError('"this" is null or not defined');
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}
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var o = Object(this);
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// 2. Let len be ? ToLength(? Get(O, "length")).
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var len = o.length >>> 0;
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// 3. If IsCallable(predicate) is false, throw a TypeError exception.
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if (typeof predicate !== "function") {
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throw new TypeError("predicate must be a function");
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}
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// 4. If thisArg was supplied, let T be thisArg; else let T be undefined.
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var thisArg = arguments[1];
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// 5. Let k be 0.
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var k = 0;
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// 6. Repeat, while k < len
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while (k < len) {
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// a. Let Pk be ! ToString(k).
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// b. Let kValue be ? Get(O, Pk).
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// c. Let testResult be ToBoolean(? Call(predicate, T, « kValue, k, O »)).
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// d. If testResult is true, return kValue.
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var kValue = o[k];
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if (predicate.call(thisArg, kValue, k, o)) {
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return kValue;
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}
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// e. Increase k by 1.
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k++;
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}
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// 7. Return undefined.
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return undefined;
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},
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configurable: true,
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writable: true
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});
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}
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// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/from
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// Production steps of ECMA-262, Edition 6, 22.1.2.1
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if (!Array.from) {
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Array.from = (function() {
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var toStr = Object.prototype.toString;
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var isCallable = function(fn) {
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return typeof fn === "function" || toStr.call(fn) === "[object Function]";
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};
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var toInteger = function(value) {
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var number = Number(value);
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if (isNaN(number)) {
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return 0;
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}
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if (number === 0 || !isFinite(number)) {
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return number;
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}
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return (number > 0 ? 1 : -1) * Math.floor(Math.abs(number));
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};
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var maxSafeInteger = Math.pow(2, 53) - 1;
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var toLength = function(value) {
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var len = toInteger(value);
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return Math.min(Math.max(len, 0), maxSafeInteger);
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};
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// The length property of the from method is 1.
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return function from(arrayLike /*, mapFn, thisArg */) {
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// 1. Let C be the this value.
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var C = this;
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// 2. Let items be ToObject(arrayLike).
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var items = Object(arrayLike);
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// 3. ReturnIfAbrupt(items).
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if (arrayLike == null) {
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throw new TypeError(
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"Array.from requires an array-like object - not null or undefined"
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);
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}
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// 4. If mapfn is undefined, then let mapping be false.
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var mapFn = arguments.length > 1 ? arguments[1] : void undefined;
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var T;
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if (typeof mapFn !== "undefined") {
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// 5. else
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// 5. a If IsCallable(mapfn) is false, throw a TypeError exception.
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if (!isCallable(mapFn)) {
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throw new TypeError(
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"Array.from: when provided, the second argument must be a function"
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);
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}
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// 5. b. If thisArg was supplied, let T be thisArg; else let T be undefined.
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if (arguments.length > 2) {
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T = arguments[2];
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}
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}
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// 10. Let lenValue be Get(items, "length").
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// 11. Let len be ToLength(lenValue).
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var len = toLength(items.length);
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// 13. If IsConstructor(C) is true, then
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// 13. a. Let A be the result of calling the [[Construct]] internal method
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// of C with an argument list containing the single item len.
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// 14. a. Else, Let A be ArrayCreate(len).
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var A = isCallable(C) ? Object(new C(len)) : new Array(len);
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// 16. Let k be 0.
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var k = 0;
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// 17. Repeat, while k < len… (also steps a - h)
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var kValue;
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while (k < len) {
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kValue = items[k];
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if (mapFn) {
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A[k] =
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typeof T === "undefined"
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? mapFn(kValue, k)
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: mapFn.call(T, kValue, k);
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} else {
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A[k] = kValue;
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}
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k += 1;
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}
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// 18. Let putStatus be Put(A, "length", len, true).
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A.length = len;
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// 20. Return A.
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return A;
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};
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})();
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}
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// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/assign
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if (typeof Object.assign !== "function") {
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// Must be writable: true, enumerable: false, configurable: true
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Object.defineProperty(Object, "assign", {
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value: function assign(target) {
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// .length of function is 2
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"use strict";
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if (target == null) {
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// TypeError if undefined or null
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throw new TypeError("Cannot convert undefined or null to object");
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}
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var to = Object(target);
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for (var index = 1; index < arguments.length; index++) {
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var nextSource = arguments[index];
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if (nextSource != null) {
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// Skip over if undefined or null
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for (var nextKey in nextSource) {
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// Avoid bugs when hasOwnProperty is shadowed
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if (Object.prototype.hasOwnProperty.call(nextSource, nextKey)) {
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to[nextKey] = nextSource[nextKey];
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}
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}
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}
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}
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return to;
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},
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writable: true,
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configurable: true
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});
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}
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// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/repeat#Polyfill
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if (!String.prototype.repeat) {
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String.prototype.repeat = function(count) {
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"use strict";
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if (this == null)
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throw new TypeError("can't convert " + this + " to object");
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var str = "" + this;
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// To convert string to integer.
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count = +count;
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// Check NaN
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if (count != count) count = 0;
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if (count < 0) throw new RangeError("repeat count must be non-negative");
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if (count == Infinity)
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throw new RangeError("repeat count must be less than infinity");
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count = Math.floor(count);
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if (str.length == 0 || count == 0) return "";
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// Ensuring count is a 31-bit integer allows us to heavily optimize the
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// main part. But anyway, most current (August 2014) browsers can't handle
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// strings 1 << 28 chars or longer, so:
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if (str.length * count >= 1 << 28)
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throw new RangeError(
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"repeat count must not overflow maximum string size"
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);
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var maxCount = str.length * count;
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count = Math.floor(Math.log(count) / Math.log(2));
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while (count) {
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str += str;
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count--;
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}
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str += str.substring(0, maxCount - str.length);
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return str;
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};
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}
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// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/startsWith#Polyfill
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if (!String.prototype.startsWith) {
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Object.defineProperty(String.prototype, "startsWith", {
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value: function(search, rawPos) {
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var pos = rawPos > 0 ? rawPos | 0 : 0;
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return this.substring(pos, pos + search.length) === search;
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}
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});
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}
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/*!
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* Symbol-ES6 v0.1.2
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* ES6 Symbol polyfill in pure ES5.
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*
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* @license Copyright (c) 2017-2018 Rousan Ali, MIT License
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*
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* Codebase: https://github.com/rousan/symbol-es6
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* Date: 28th Jan, 2018
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*/
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(function(global, factory) {
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"use strict";
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if (typeof module === "object" && typeof module.exports === "object") {
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// For the environment like NodeJS, CommonJS etc where module or
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// module.exports objects are available
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module.exports = factory(global);
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} else {
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// For browser context, where global object is window
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factory(global);
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}
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/* window is for browser environment and global is for NodeJS environment */
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})(typeof window !== "undefined" ? window : global, function(global) {
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"use strict";
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var defineProperty = Object.defineProperty;
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var defineProperties = Object.defineProperties;
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var symbolHiddenCounter = 0;
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var globalSymbolRegistry = [];
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var slice = Array.prototype.slice;
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var ES6 = typeof global.ES6 === "object" ? global.ES6 : (global.ES6 = {});
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var isArray = Array.isArray;
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var objectToString = Object.prototype.toString;
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var push = Array.prototype.push;
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var emptyFunction = function() {};
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var simpleFunction = function(arg) {
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return arg;
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};
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var isCallable = function(fn) {
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return typeof fn === "function";
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};
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var isConstructor = function(fn) {
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return isCallable(fn);
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};
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var Iterator = function() {};
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var ArrayIterator = function ArrayIterator(array, flag) {
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this._array = array;
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this._flag = flag;
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this._nextIndex = 0;
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};
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var StringIterator = function StringIterator(string, flag) {
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this._string = string;
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this._flag = flag;
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this._nextIndex = 0;
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};
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var isES6Running = function() {
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return false; /* Now 'false' for testing purpose */
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};
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var isObject = function(value) {
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return (
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value !== null &&
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(typeof value === "object" || typeof value === "function")
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);
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};
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var es6FunctionPrototypeHasInstanceSymbol = function(instance) {
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if (typeof this !== "function") return false;
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return instance instanceof this;
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};
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var es6InstanceOfOperator = function(object, constructor) {
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if (!isObject(constructor))
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throw new TypeError("Right-hand side of 'instanceof' is not an object");
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var hasInstanceSymbolProp = constructor[Symbol.hasInstance];
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if (typeof hasInstanceSymbolProp === "undefined") {
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return object instanceof constructor;
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} else if (typeof hasInstanceSymbolProp !== "function") {
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throw new TypeError(typeof hasInstanceSymbolProp + " is not a function");
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} else {
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return hasInstanceSymbolProp.call(constructor, object);
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}
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};
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// Generates name for a symbol instance and this name will be used as
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// property key for property symbols internally.
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var generateSymbolName = function(id) {
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return "@@_____" + id + "_____";
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};
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// Generates id for next Symbol instance
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var getNextSymbolId = function() {
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return symbolHiddenCounter++;
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};
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var setupSymbolInternals = function(symbol, desc) {
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defineProperties(symbol, {
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_description: {
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value: desc
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},
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_isSymbol: {
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value: true
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},
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_id: {
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value: getNextSymbolId()
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}
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});
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return symbol;
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};
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var checkSymbolInternals = function(symbol) {
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return (
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symbol._isSymbol === true &&
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typeof symbol._id === "number" &&
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typeof symbol._description === "string"
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);
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};
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var isSymbol = function(symbol) {
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return symbol instanceof Symbol && checkSymbolInternals(symbol);
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};
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|
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|
var symbolFor = function(key) {
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key = String(key);
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var registryLength = globalSymbolRegistry.length,
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record,
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i = 0;
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for (; i < registryLength; ++i) {
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record = globalSymbolRegistry[i];
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if (record.key === key) return record.symbol;
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}
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record = {
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key: key,
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symbol: Symbol(key)
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};
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globalSymbolRegistry.push(record);
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return record.symbol;
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};
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|
|
|
var symbolKeyFor = function(symbol) {
|
|
if (!ES6.isSymbol(symbol))
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|
throw new TypeError(String(symbol) + " is not a symbol");
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var registryLength = globalSymbolRegistry.length,
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record,
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i = 0;
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for (; i < registryLength; ++i) {
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record = globalSymbolRegistry[i];
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if (record.symbol === symbol) return record.key;
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}
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};
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|
|
|
/* It affects array1 and appends array2 at the end of array1 */
|
|
var appendArray = function(array1, array2) {
|
|
// Returns immediately if these are not array or not array-like objects
|
|
if (
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|
!(
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|
typeof array1.length === "number" &&
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|
array1.length >= 0 &&
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|
typeof array2.length === "number" &&
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|
array2.length >= 0
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|
)
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|
)
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|
return;
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var length1 = Math.floor(array1.length),
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length2 = Math.floor(array2.length),
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i = 0;
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array1.length = length1 + length2;
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for (; i < length2; ++i)
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if (array2.hasOwnProperty(i)) array1[length1 + i] = array2[i];
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};
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|
|
var es6ObjectPrototypeToString = function toString() {
|
|
if (this === undefined || this === null) return objectToString.call(this);
|
|
// Add support for @@toStringTag symbol
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|
if (typeof this[Symbol.toStringTag] === "string")
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|
return "[object " + this[Symbol.toStringTag] + "]";
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|
else return objectToString.call(this);
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|
};
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|
|
|
var es6ArrayPrototypeConcat = function concat() {
|
|
if (this === undefined || this === null)
|
|
throw new TypeError("Array.prototype.concat called on null or undefined");
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|
|
|
// Boxing 'this' value to wrapper object
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|
var self = Object(this),
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|
targets = slice.call(arguments),
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|
outputs = []; // Later it may affected by Symbol
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|
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targets.unshift(self);
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|
|
|
targets.forEach(function(target) {
|
|
// If target is primitive then just push
|
|
if (!isObject(target)) outputs.push(target);
|
|
// Here Symbol.isConcatSpreadable support is added
|
|
else if (typeof target[Symbol.isConcatSpreadable] !== "undefined") {
|
|
if (target[Symbol.isConcatSpreadable]) {
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|
appendArray(outputs, target);
|
|
} else {
|
|
outputs.push(target);
|
|
}
|
|
} else if (isArray(target)) {
|
|
appendArray(outputs, target);
|
|
} else {
|
|
outputs.push(target);
|
|
}
|
|
});
|
|
return outputs;
|
|
};
|
|
|
|
var es6ForOfLoop = function(iterable, callback, thisArg) {
|
|
callback = typeof callback !== "function" ? emptyFunction : callback;
|
|
if (typeof iterable[Symbol.iterator] !== "function")
|
|
throw new TypeError("Iterable[Symbol.iterator] is not a function");
|
|
var iterator = iterable[Symbol.iterator](),
|
|
iterationResult;
|
|
if (typeof iterator.next !== "function")
|
|
throw new TypeError(".iterator.next is not a function");
|
|
while (true) {
|
|
iterationResult = iterator.next();
|
|
if (!isObject(iterationResult))
|
|
throw new TypeError(
|
|
"Iterator result " + iterationResult + " is not an object"
|
|
);
|
|
if (iterationResult.done) break;
|
|
callback.call(thisArg, iterationResult.value);
|
|
}
|
|
};
|
|
|
|
// Provides simple inheritance functionality
|
|
var simpleInheritance = function(child, parent) {
|
|
if (typeof child !== "function" || typeof parent !== "function")
|
|
throw new TypeError("Child and Parent must be function type");
|
|
|
|
child.prototype = Object.create(parent.prototype);
|
|
child.prototype.constructor = child;
|
|
};
|
|
|
|
// Behaves as Symbol function in ES6, take description and returns an unique object,
|
|
// but in ES6 this function returns 'symbol' primitive typed value.
|
|
// Its type is 'object' not 'symbol'.
|
|
// There is no wrapping in this case i.e. Object(sym) = sym.
|
|
var Symbol = function Symbol(desc) {
|
|
desc = typeof desc === "undefined" ? "" : String(desc);
|
|
|
|
if (this instanceof Symbol)
|
|
throw new TypeError("Symbol is not a constructor");
|
|
|
|
return setupSymbolInternals(Object.create(Symbol.prototype), desc);
|
|
};
|
|
|
|
defineProperties(Symbol, {
|
|
for: {
|
|
value: symbolFor,
|
|
writable: true,
|
|
configurable: true
|
|
},
|
|
|
|
keyFor: {
|
|
value: symbolKeyFor,
|
|
writable: true,
|
|
configurable: true
|
|
},
|
|
|
|
hasInstance: {
|
|
value: Symbol("Symbol.hasInstance")
|
|
},
|
|
|
|
isConcatSpreadable: {
|
|
value: Symbol("Symbol.isConcatSpreadable")
|
|
},
|
|
|
|
iterator: {
|
|
value: Symbol("Symbol.iterator")
|
|
},
|
|
|
|
toStringTag: {
|
|
value: Symbol("Symbol.toStringTag")
|
|
}
|
|
});
|
|
|
|
// In ES6, this function returns like 'Symbol(<desc>)', but in this case
|
|
// this function returns the symbol's internal name to work properly.
|
|
Symbol.prototype.toString = function() {
|
|
return generateSymbolName(this._id);
|
|
};
|
|
|
|
// Returns itself but in ES6 It returns 'symbol' typed value.
|
|
Symbol.prototype.valueOf = function() {
|
|
return this;
|
|
};
|
|
|
|
// Make Iterator like iterable
|
|
defineProperty(Iterator.prototype, Symbol.iterator.toString(), {
|
|
value: function() {
|
|
return this;
|
|
},
|
|
writable: true,
|
|
configurable: true
|
|
});
|
|
|
|
simpleInheritance(ArrayIterator, Iterator);
|
|
|
|
simpleInheritance(StringIterator, Iterator);
|
|
|
|
defineProperty(ArrayIterator.prototype, Symbol.toStringTag.toString(), {
|
|
value: "Array Iterator",
|
|
configurable: true
|
|
});
|
|
|
|
defineProperty(StringIterator.prototype, Symbol.toStringTag.toString(), {
|
|
value: "String Iterator",
|
|
configurable: true
|
|
});
|
|
|
|
// This iterator works on any Array or TypedArray or array-like objects
|
|
ArrayIterator.prototype.next = function next() {
|
|
if (!(this instanceof ArrayIterator))
|
|
throw new TypeError(
|
|
"Method Array Iterator.prototype.next called on incompatible receiver " +
|
|
String(this)
|
|
);
|
|
|
|
var self = this,
|
|
nextValue;
|
|
|
|
if (self._nextIndex === -1) {
|
|
return {
|
|
done: true,
|
|
value: undefined
|
|
};
|
|
}
|
|
|
|
if (!(typeof self._array.length === "number" && self._array.length >= 0)) {
|
|
self._nextIndex = -1;
|
|
return {
|
|
done: true,
|
|
value: undefined
|
|
};
|
|
}
|
|
|
|
// _flag = 1 for [index, value]
|
|
// _flag = 2 for [value]
|
|
// _flag = 3 for [index]
|
|
if (self._nextIndex < Math.floor(self._array.length)) {
|
|
if (self._flag === 1)
|
|
nextValue = [self._nextIndex, self._array[self._nextIndex]];
|
|
else if (self._flag === 2) nextValue = self._array[self._nextIndex];
|
|
else if (self._flag === 3) nextValue = self._nextIndex;
|
|
self._nextIndex++;
|
|
return {
|
|
done: false,
|
|
value: nextValue
|
|
};
|
|
} else {
|
|
self._nextIndex = -1;
|
|
return {
|
|
done: true,
|
|
value: undefined
|
|
};
|
|
}
|
|
};
|
|
|
|
StringIterator.prototype.next = function next() {
|
|
if (!(this instanceof StringIterator))
|
|
throw new TypeError(
|
|
"Method String Iterator.prototype.next called on incompatible receiver " +
|
|
String(this)
|
|
);
|
|
|
|
var self = this,
|
|
stringObject = new String(this._string),
|
|
nextValue;
|
|
|
|
if (self._nextIndex === -1) {
|
|
return {
|
|
done: true,
|
|
value: undefined
|
|
};
|
|
}
|
|
|
|
if (self._nextIndex < stringObject.length) {
|
|
nextValue = stringObject[self._nextIndex];
|
|
self._nextIndex++;
|
|
return {
|
|
done: false,
|
|
value: nextValue
|
|
};
|
|
} else {
|
|
self._nextIndex = -1;
|
|
return {
|
|
done: true,
|
|
value: undefined
|
|
};
|
|
}
|
|
};
|
|
|
|
var es6ArrayPrototypeIteratorSymbol = function values() {
|
|
if (this === undefined || this === null)
|
|
throw new TypeError("Cannot convert undefined or null to object");
|
|
|
|
var self = Object(this);
|
|
return new ArrayIterator(self, 2);
|
|
};
|
|
|
|
var es6StringPrototypeIteratorSymbol = function values() {
|
|
if (this === undefined || this === null)
|
|
throw new TypeError(
|
|
"String.prototype[Symbol.iterator] called on null or undefined"
|
|
);
|
|
return new StringIterator(String(this), 0);
|
|
};
|
|
|
|
var es6ArrayPrototypeEntries = function entries() {
|
|
if (this === undefined || this === null)
|
|
throw new TypeError("Cannot convert undefined or null to object");
|
|
|
|
var self = Object(this);
|
|
return new ArrayIterator(self, 1);
|
|
};
|
|
|
|
var es6ArrayPrototypeKeys = function keys() {
|
|
if (this === undefined || this === null)
|
|
throw new TypeError("Cannot convert undefined or null to object");
|
|
var self = Object(this);
|
|
return new ArrayIterator(self, 3);
|
|
};
|
|
|
|
var SpreadOperatorImpl = function(target, thisArg) {
|
|
this._target = target;
|
|
this._values = [];
|
|
this._thisArg = thisArg;
|
|
};
|
|
// All the arguments must be iterable
|
|
SpreadOperatorImpl.prototype.spread = function() {
|
|
var self = this;
|
|
slice.call(arguments).forEach(function(iterable) {
|
|
ES6.forOf(iterable, function(value) {
|
|
self._values.push(value);
|
|
});
|
|
});
|
|
return self;
|
|
};
|
|
|
|
SpreadOperatorImpl.prototype.add = function() {
|
|
var self = this;
|
|
slice.call(arguments).forEach(function(value) {
|
|
self._values.push(value);
|
|
});
|
|
return self;
|
|
};
|
|
|
|
SpreadOperatorImpl.prototype.call = function(thisArg) {
|
|
if (typeof this._target !== "function")
|
|
throw new TypeError("Target is not a function");
|
|
thisArg = arguments.length <= 0 ? this._thisArg : thisArg;
|
|
return this._target.apply(thisArg, this._values);
|
|
};
|
|
|
|
SpreadOperatorImpl.prototype.new = function() {
|
|
if (typeof this._target !== "function")
|
|
throw new TypeError("Target is not a constructor");
|
|
|
|
var temp, returnValue;
|
|
temp = Object.create(this._target.prototype);
|
|
returnValue = this._target.apply(temp, this._values);
|
|
return isObject(returnValue) ? returnValue : temp;
|
|
};
|
|
|
|
// Affects the target array
|
|
SpreadOperatorImpl.prototype.array = function() {
|
|
if (!isArray(this._target)) throw new TypeError("Target is not a array");
|
|
push.apply(this._target, this._values);
|
|
return this._target;
|
|
};
|
|
|
|
// Target must be Array or function
|
|
var es6SpreadOperator = function spreadOperator(target, thisArg) {
|
|
if (!(typeof target === "function" || isArray(target)))
|
|
throw new TypeError(
|
|
"Spread operator only supports on array and function objects at this moment"
|
|
);
|
|
return new SpreadOperatorImpl(target, thisArg);
|
|
};
|
|
|
|
var es6ArrayFrom = function from(arrayLike, mapFn, thisArg) {
|
|
var constructor,
|
|
i = 0,
|
|
length,
|
|
outputs;
|
|
// Use the generic constructor
|
|
constructor = !isConstructor(this) ? Array : this;
|
|
if (arrayLike === undefined || arrayLike === null)
|
|
throw new TypeError("Cannot convert undefined or null to object");
|
|
|
|
arrayLike = Object(arrayLike);
|
|
if (mapFn === undefined) mapFn = simpleFunction;
|
|
else if (!isCallable(mapFn))
|
|
throw new TypeError(mapFn + " is not a function");
|
|
|
|
if (typeof arrayLike[Symbol.iterator] === "undefined") {
|
|
if (!(typeof arrayLike.length === "number" && arrayLike.length >= 0)) {
|
|
outputs = new constructor(0);
|
|
outputs.length = 0;
|
|
return outputs;
|
|
}
|
|
length = Math.floor(arrayLike.length);
|
|
outputs = new constructor(length);
|
|
outputs.length = length;
|
|
for (; i < length; ++i) outputs[i] = mapFn.call(thisArg, arrayLike[i]);
|
|
} else {
|
|
outputs = new constructor();
|
|
outputs.length = 0;
|
|
ES6.forOf(arrayLike, function(value) {
|
|
outputs.length++;
|
|
outputs[outputs.length - 1] = mapFn.call(thisArg, value);
|
|
});
|
|
}
|
|
return outputs;
|
|
};
|
|
|
|
// Export ES6 APIs and add all the patches to support Symbol in ES5
|
|
// If the running environment already supports ES6 then no patches will be applied,
|
|
if (isES6Running()) return ES6;
|
|
else {
|
|
// Some ES6 APIs can't be implemented in pure ES5, so this 'ES6' object provides
|
|
// some equivalent functionality of these features.
|
|
defineProperties(ES6, {
|
|
// Checks if a JS value is a symbol
|
|
// It can be used as equivalent api in ES6: typeof symbol === 'symbol'
|
|
isSymbol: {
|
|
value: isSymbol,
|
|
writable: true,
|
|
configurable: true
|
|
},
|
|
|
|
// Native ES5 'instanceof' operator does not support @@hasInstance symbol,
|
|
// this method provides same functionality of ES6 'instanceof' operator.
|
|
instanceOf: {
|
|
value: es6InstanceOfOperator,
|
|
writable: true,
|
|
configurable: true
|
|
},
|
|
|
|
// This method behaves exactly same as ES6 for...of loop.
|
|
forOf: {
|
|
value: es6ForOfLoop,
|
|
writable: true,
|
|
configurable: true
|
|
},
|
|
|
|
// This method gives same functionality of the spread operator of ES6
|
|
// It works on only functions and arrays.
|
|
// Limitation: You can't create array like this [...iterable, , , , 33] by this method,
|
|
// to achieve this you have to do like this [...iterable, undefined, undefined, undefined, 33]
|
|
spreadOperator: {
|
|
value: es6SpreadOperator,
|
|
writable: true,
|
|
configurable: true
|
|
}
|
|
});
|
|
|
|
defineProperty(global, "Symbol", {
|
|
value: Symbol,
|
|
writable: true,
|
|
configurable: true
|
|
});
|
|
|
|
defineProperty(Function.prototype, Symbol.hasInstance.toString(), {
|
|
value: es6FunctionPrototypeHasInstanceSymbol
|
|
});
|
|
|
|
defineProperty(Array.prototype, "concat", {
|
|
value: es6ArrayPrototypeConcat,
|
|
writable: true,
|
|
configurable: true
|
|
});
|
|
|
|
defineProperty(Object.prototype, "toString", {
|
|
value: es6ObjectPrototypeToString,
|
|
writable: true,
|
|
configurable: true
|
|
});
|
|
|
|
defineProperty(Array.prototype, Symbol.iterator.toString(), {
|
|
value: es6ArrayPrototypeIteratorSymbol,
|
|
writable: true,
|
|
configurable: true
|
|
});
|
|
|
|
defineProperty(Array, "from", {
|
|
value: es6ArrayFrom,
|
|
writable: true,
|
|
configurable: true
|
|
});
|
|
|
|
defineProperty(Array.prototype, "entries", {
|
|
value: es6ArrayPrototypeEntries,
|
|
writable: true,
|
|
configurable: true
|
|
});
|
|
|
|
defineProperty(Array.prototype, "keys", {
|
|
value: es6ArrayPrototypeKeys,
|
|
writable: true,
|
|
configurable: true
|
|
});
|
|
|
|
defineProperty(String.prototype, Symbol.iterator.toString(), {
|
|
value: es6StringPrototypeIteratorSymbol,
|
|
writable: true,
|
|
configurable: true
|
|
});
|
|
}
|
|
|
|
return ES6;
|
|
});
|
|
/* eslint-enable */
|
|
|
|
// Polyfill Promise - used by popper.js
|
|
window.addEventListener(
|
|
"load",
|
|
function() {
|
|
window.Promise = require("rsvp").Promise;
|
|
},
|
|
false
|
|
);
|