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var copyObject = require('./_copyObject'),    createAssigner = require('./_createAssigner'),    keysIn = require('./keysIn');
/** * This method is like `_.assign` except that it iterates over own and * inherited source properties. * * **Note:** This method mutates `object`. * * @static * @memberOf _ * @since 4.0.0 * @alias extend * @category Object * @param {Object} object The destination object. * @param {...Object} [sources] The source objects. * @returns {Object} Returns `object`. * @see _.assign * @example * * function Foo() { *   this.a = 1; * } * * function Bar() { *   this.c = 3; * } * * Foo.prototype.b = 2; * Bar.prototype.d = 4; * * _.assignIn({ 'a': 0 }, new Foo, new Bar); * // => { 'a': 1, 'b': 2, 'c': 3, 'd': 4 } */var assignIn = createAssigner(function(object, source) {  copyObject(source, keysIn(source), object);});
module.exports = assignIn;