org.hisrc.jsonix.Jsonix.Util.js Maven / Gradle / Ivy

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There is a newer version: 3.0.0

Jsonix.Util = {};

Jsonix.Util.extend = function(destination, source) {
	destination = destination || {};
	if (source) {
		/*jslint forin: true */
		for ( var property in source) {
			var value = source[property];
			if (value !== undefined) {
				destination[property] = value;
			}
		}

		/**
		 * IE doesn't include the toString property when iterating over an
		 * object's properties with the for(property in object) syntax.
		 * Explicitly check if the source has its own toString property.
		 */

		/*
		 * FF/Windows < 2.0.0.13 reports "Illegal operation on WrappedNative
		 * prototype object" when calling hawOwnProperty if the source object is
		 * an instance of window.Event.
		 */

		// REWORK
		// Node.js
		sourceIsEvt = typeof window !== 'undefined' && window !== null && typeof window.Event === "function" && source instanceof window.Event;

		if (!sourceIsEvt && source.hasOwnProperty && source.hasOwnProperty('toString')) {
			destination.toString = source.toString;
		}
	}
	return destination;
};