| /** |
| * Lo-Dash 2.4.1 (Custom Build) <http://lodash.com/> |
| * Build: `lodash modularize underscore exports="node" -o ./underscore/` |
| * Copyright 2012-2013 The Dojo Foundation <http://dojofoundation.org/> |
| * Based on Underscore.js 1.5.2 <http://underscorejs.org/LICENSE> |
| * Copyright 2009-2013 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors |
| * Available under MIT license <http://lodash.com/license> |
| */ |
| var baseRandom = require('../internals/baseRandom'); |
| |
| /** Native method shortcuts */ |
| var floor = Math.floor; |
| |
| /* Native method shortcuts for methods with the same name as other `lodash` methods */ |
| var nativeRandom = Math.random; |
| |
| /** |
| * Produces a random number between `min` and `max` (inclusive). If only one |
| * argument is provided a number between `0` and the given number will be |
| * returned. If `floating` is truey or either `min` or `max` are floats a |
| * floating-point number will be returned instead of an integer. |
| * |
| * @static |
| * @memberOf _ |
| * @category Utilities |
| * @param {number} [min=0] The minimum possible value. |
| * @param {number} [max=1] The maximum possible value. |
| * @param {boolean} [floating=false] Specify returning a floating-point number. |
| * @returns {number} Returns a random number. |
| * @example |
| * |
| * _.random(0, 5); |
| * // => an integer between 0 and 5 |
| * |
| * _.random(5); |
| * // => also an integer between 0 and 5 |
| * |
| * _.random(5, true); |
| * // => a floating-point number between 0 and 5 |
| * |
| * _.random(1.2, 5.2); |
| * // => a floating-point number between 1.2 and 5.2 |
| */ |
| function random(min, max) { |
| if (min == null && max == null) { |
| max = 1; |
| } |
| min = +min || 0; |
| if (max == null) { |
| max = min; |
| min = 0; |
| } else { |
| max = +max || 0; |
| } |
| return min + floor(nativeRandom() * (max - min + 1)); |
| } |
| |
| module.exports = random; |