1 | var copyObject = require('./_copyObject'),
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2 | createAssigner = require('./_createAssigner'),
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3 | keysIn = require('./keysIn');
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4 |
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5 | /**
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6 | * This method is like `_.assign` except that it iterates over own and
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7 | * inherited source properties.
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8 | *
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9 | * **Note:** This method mutates `object`.
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10 | *
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11 | * @static
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12 | * @memberOf _
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13 | * @since 4.0.0
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14 | * @alias extend
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15 | * @category Object
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16 | * @param {Object} object The destination object.
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17 | * @param {...Object} [sources] The source objects.
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18 | * @returns {Object} Returns `object`.
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19 | * @see _.assign
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20 | * @example
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21 | *
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22 | * function Foo() {
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23 | * this.a = 1;
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24 | * }
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25 | *
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26 | * function Bar() {
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27 | * this.c = 3;
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28 | * }
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29 | *
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30 | * Foo.prototype.b = 2;
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31 | * Bar.prototype.d = 4;
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32 | *
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33 | * _.assignIn({ 'a': 0 }, new Foo, new Bar);
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34 | * // => { 'a': 1, 'b': 2, 'c': 3, 'd': 4 }
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35 | */
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36 | var assignIn = createAssigner(function(object, source) {
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37 | copyObject(source, keysIn(source), object);
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38 | });
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39 |
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40 | module.exports = assignIn;
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