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Diffstat (limited to 'node_modules/lodash/assign.js')
-rw-r--r-- | node_modules/lodash/assign.js | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/node_modules/lodash/assign.js b/node_modules/lodash/assign.js new file mode 100644 index 0000000..909db26 --- /dev/null +++ b/node_modules/lodash/assign.js @@ -0,0 +1,58 @@ +var assignValue = require('./_assignValue'), + copyObject = require('./_copyObject'), + createAssigner = require('./_createAssigner'), + isArrayLike = require('./isArrayLike'), + isPrototype = require('./_isPrototype'), + keys = require('./keys'); + +/** Used for built-in method references. */ +var objectProto = Object.prototype; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; + +/** + * Assigns own enumerable string keyed properties of source objects to the + * destination object. Source objects are applied from left to right. + * Subsequent sources overwrite property assignments of previous sources. + * + * **Note:** This method mutates `object` and is loosely based on + * [`Object.assign`](https://mdn.io/Object/assign). + * + * @static + * @memberOf _ + * @since 0.10.0 + * @category Object + * @param {Object} object The destination object. + * @param {...Object} [sources] The source objects. + * @returns {Object} Returns `object`. + * @see _.assignIn + * @example + * + * function Foo() { + * this.a = 1; + * } + * + * function Bar() { + * this.c = 3; + * } + * + * Foo.prototype.b = 2; + * Bar.prototype.d = 4; + * + * _.assign({ 'a': 0 }, new Foo, new Bar); + * // => { 'a': 1, 'c': 3 } + */ +var assign = createAssigner(function(object, source) { + if (isPrototype(source) || isArrayLike(source)) { + copyObject(source, keys(source), object); + return; + } + for (var key in source) { + if (hasOwnProperty.call(source, key)) { + assignValue(object, key, source[key]); + } + } +}); + +module.exports = assign; |