wiki-grav/plugins/form/assets/object.assign.polyfill.js
2022-04-24 14:32:58 +02:00

30 lines
1.1 KiB
JavaScript

if (typeof Object.assign !== 'function') {
// Must be writable: true, enumerable: false, configurable: true
Object.defineProperty(Object, 'assign', {
value: function assign(target, varArgs) { // .length of function is 2
'use strict';
if (target == null) { // TypeError if undefined or null
throw new TypeError('Cannot convert undefined or null to object');
}
var to = Object(target);
for (var index = 1; index < arguments.length; index++) {
var nextSource = arguments[index];
if (nextSource != null) { // Skip over if undefined or null
for (var nextKey in nextSource) {
// Avoid bugs when hasOwnProperty is shadowed
if (Object.prototype.hasOwnProperty.call(nextSource, nextKey)) {
to[nextKey] = nextSource[nextKey];
}
}
}
}
return to;
},
writable: true,
configurable: true
});
}