/*
object-assign
(c) Sindre Sorhus
@license MIT
*/

'use strict';
/* eslint-disable no-unused-vars */

Liferay.Loader.define('document-library-preview-document$object-assign@4.1.1/index', ['module', 'exports', 'require'], function (module, exports, require) {
	var define = undefined;
	var global = window;
	{
		var getOwnPropertySymbols = Object.getOwnPropertySymbols;
		var hasOwnProperty = Object.prototype.hasOwnProperty;
		var propIsEnumerable = Object.prototype.propertyIsEnumerable;

		function toObject(val) {
			if (val === null || val === undefined) {
				throw new TypeError('Object.assign cannot be called with null or undefined');
			}

			return Object(val);
		}

		function shouldUseNative() {
			try {
				if (!Object.assign) {
					return false;
				}

				// Detect buggy property enumeration order in older V8 versions.

				// https://bugs.chromium.org/p/v8/issues/detail?id=4118
				var test1 = new String('abc'); // eslint-disable-line no-new-wrappers
				test1[5] = 'de';
				if (Object.getOwnPropertyNames(test1)[0] === '5') {
					return false;
				}

				// https://bugs.chromium.org/p/v8/issues/detail?id=3056
				var test2 = {};
				for (var i = 0; i < 10; i++) {
					test2['_' + String.fromCharCode(i)] = i;
				}
				var order2 = Object.getOwnPropertyNames(test2).map(function (n) {
					return test2[n];
				});
				if (order2.join('') !== '0123456789') {
					return false;
				}

				// https://bugs.chromium.org/p/v8/issues/detail?id=3056
				var test3 = {};
				'abcdefghijklmnopqrst'.split('').forEach(function (letter) {
					test3[letter] = letter;
				});
				if (Object.keys(Object.assign({}, test3)).join('') !== 'abcdefghijklmnopqrst') {
					return false;
				}

				return true;
			} catch (err) {
				// We don't expect any of the above to throw, but better to be safe.
				return false;
			}
		}

		module.exports = shouldUseNative() ? Object.assign : function (target, source) {
			var from;
			var to = toObject(target);
			var symbols;

			for (var s = 1; s < arguments.length; s++) {
				from = Object(arguments[s]);

				for (var key in from) {
					if (hasOwnProperty.call(from, key)) {
						to[key] = from[key];
					}
				}

				if (getOwnPropertySymbols) {
					symbols = getOwnPropertySymbols(from);
					for (var i = 0; i < symbols.length; i++) {
						if (propIsEnumerable.call(from, symbols[i])) {
							to[symbols[i]] = from[symbols[i]];
						}
					}
				}
			}

			return to;
		};
	}
});
//# sourceMappingURL=index.js.map