30 lines
839 B
JavaScript
30 lines
839 B
JavaScript
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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