Deep Assign - deeply copies all enumerable own properties from one source object to a target object

deepAssign.js

function deepAssign(objectA, objectB) {
	for (var n in objectB) {
		var objectBN = objectB[n]

		if (objectBN === Object(objectBN)) {
			var objectAN = objectA[n]

			if (objectAN === Object(objectAN)) {
				objectA[n] = deepAssign(objectAN, objectBN)

				continue
			}
		}

		objectA[n] = objectBN
	}

	return objectA
}