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Diffstat (limited to 'node_modules/lodash/assignWith.js')
-rw-r--r-- | node_modules/lodash/assignWith.js | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/node_modules/lodash/assignWith.js b/node_modules/lodash/assignWith.js new file mode 100644 index 0000000..7dc6c76 --- /dev/null +++ b/node_modules/lodash/assignWith.js @@ -0,0 +1,37 @@ +var copyObject = require('./_copyObject'), + createAssigner = require('./_createAssigner'), + keys = require('./keys'); + +/** + * This method is like `_.assign` except that it accepts `customizer` + * which is invoked to produce the assigned values. If `customizer` returns + * `undefined`, assignment is handled by the method instead. The `customizer` + * is invoked with five arguments: (objValue, srcValue, key, object, source). + * + * **Note:** This method mutates `object`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category Object + * @param {Object} object The destination object. + * @param {...Object} sources The source objects. + * @param {Function} [customizer] The function to customize assigned values. + * @returns {Object} Returns `object`. + * @see _.assignInWith + * @example + * + * function customizer(objValue, srcValue) { + * return _.isUndefined(objValue) ? srcValue : objValue; + * } + * + * var defaults = _.partialRight(_.assignWith, customizer); + * + * defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 }); + * // => { 'a': 1, 'b': 2 } + */ +var assignWith = createAssigner(function(object, source, srcIndex, customizer) { + copyObject(source, keys(source), object, customizer); +}); + +module.exports = assignWith; |