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Bump to v3.0.0.
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60
lodash.flowright/index.js
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60
lodash.flowright/index.js
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/**
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* lodash 3.0.0 (Custom Build) <https://lodash.com/>
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* Build: `lodash modern modularize exports="npm" -o ./`
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* Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
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* Based on Underscore.js 1.7.0 <http://underscorejs.org/LICENSE>
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* Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
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* Available under MIT license <https://lodash.com/license>
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*/
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var arrayEvery = require('lodash._arrayevery'),
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isFunction = require('lodash.isfunction');
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/** Used as the `TypeError` message for "Functions" methods. */
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var FUNC_ERROR_TEXT = 'Expected a function';
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/**
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* This method is like `_.flow` except that it creates a function that
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* invokes the provided functions from right to left.
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*
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* @static
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* @memberOf _
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* @alias backflow, compose
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* @category Function
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* @param {...Function} [funcs] Functions to invoke.
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* @returns {Function} Returns the new function.
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* @example
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*
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* function add(x, y) {
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* return x + y;
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* }
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*
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* function square(n) {
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* return n * n;
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* }
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*
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* var addSquare = _.flowRight(square, add);
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* addSquare(1, 2);
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* // => 9
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*/
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function flowRight() {
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var funcs = arguments,
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fromIndex = funcs.length - 1;
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if (fromIndex < 0) {
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return function() {};
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}
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if (!arrayEvery(funcs, isFunction)) {
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throw new TypeError(FUNC_ERROR_TEXT);
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}
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return function() {
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var index = fromIndex,
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result = funcs[index].apply(this, arguments);
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while (index--) {
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result = funcs[index].call(this, result);
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}
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return result;
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};
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}
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module.exports = flowRight;
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