Created
July 30, 2022 11:25
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Object assign polyfill
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| if (!Object.assign) { | |
| Object.assign = function assign(target, source) { | |
| 'use strict'; | |
| if (target === undefined || target === null) { | |
| throw new TypeError('Cannot convert first argument to object'); | |
| } | |
| var to = Object(target); | |
| for (var i = 1; i < arguments.length; i++) { | |
| var nextSource = arguments[i]; | |
| if (nextSource === undefined || nextSource === null) { | |
| continue; | |
| } | |
| nextSource = Object(nextSource); | |
| var keysArray = Object.keys(Object(nextSource)); | |
| for (var nextIndex = 0, len = keysArray.length; nextIndex < len; nextIndex++) { | |
| var nextKey = keysArray[nextIndex]; | |
| var desc = Object.getOwnPropertyDescriptor(nextSource, nextKey); | |
| if (desc !== undefined && desc.enumerable) { | |
| to[nextKey] = nextSource[nextKey]; | |
| } | |
| } | |
| } | |
| return to; | |
| }; | |
| Object.defineProperty(Object, 'assign', {enumerable: false, configurable: true, writable: true}); | |
| } |
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