showcar-ui/src/js/polyfills/object.js

Showcar-ui is the pattern library that is used to build the frontend of AutoScout24. It provides CSS classes, custom elements and components.

// https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Global_Objects/Object/assign
if (typeof Object.assign != 'function') {
    Object.assign = function(target) {
        'use strict';
        if (target == null) {
            throw new TypeError('Cannot convert undefined or null to object');
        }

        target = Object(target);
        for (var index = 1; index < arguments.length; index++) {
            var source = arguments[index];
            if (source != null) {
                for (var key in source) {
                    if (Object.prototype.hasOwnProperty.call(source, key)) {
                        target[key] = source[key];
                    }
                }
            }
        }
        return target;
    };
}