node/deps/npm/node_modules/lodash.union/index.js
Kat Marchán 40e79b1305 deps: upgrade npm to 3.8.6
PR-URL: https://github.com/nodejs/node/pull/6153
Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>
2016-04-14 12:22:16 -04:00

33 lines
1.0 KiB
JavaScript

/**
* lodash 4.2.1 (Custom Build) <https://lodash.com/>
* Build: `lodash modularize exports="npm" -o ./`
* Copyright 2012-2016 The Dojo Foundation <http://dojofoundation.org/>
* Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
* Copyright 2009-2016 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
* Available under MIT license <https://lodash.com/license>
*/
var baseFlatten = require('lodash._baseflatten'),
baseUniq = require('lodash._baseuniq'),
rest = require('lodash.rest');
/**
* Creates an array of unique values, in order, from all given arrays using
* [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
* for equality comparisons.
*
* @static
* @memberOf _
* @category Array
* @param {...Array} [arrays] The arrays to inspect.
* @returns {Array} Returns the new array of combined values.
* @example
*
* _.union([2, 1], [4, 2], [1, 2]);
* // => [2, 1, 4]
*/
var union = rest(function(arrays) {
return baseUniq(baseFlatten(arrays, 1, true));
});
module.exports = union;