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var apply = require('./_apply'),
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    baseRest = require('./_baseRest'),
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    customDefaultsMerge = require('./_customDefaultsMerge'),
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    mergeWith = require('./mergeWith');
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/**
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 * This method is like `_.defaults` except that it recursively assigns
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 * default properties.
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 *
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 * **Note:** This method mutates `object`.
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 *
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 * @static
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 * @memberOf _
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 * @since 3.10.0
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 * @category Object
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 * @param {Object} object The destination object.
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 * @param {...Object} [sources] The source objects.
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 * @returns {Object} Returns `object`.
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 * @see _.defaults
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 * @example
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 *
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 * _.defaultsDeep({ 'a': { 'b': 2 } }, { 'a': { 'b': 1, 'c': 3 } });
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 * // => { 'a': { 'b': 2, 'c': 3 } }
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 */
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var defaultsDeep = baseRest(function(args) {
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  args.push(undefined, customDefaultsMerge);
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  return apply(mergeWith, undefined, args);
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});
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module.exports = defaultsDeep;
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