| Leo Repp | 58b9f11 | 2021-11-22 11:57:47 +0100 | [diff] [blame^] | 1 | var LazyWrapper = require('./_LazyWrapper'), |
| 2 | getData = require('./_getData'), |
| 3 | getFuncName = require('./_getFuncName'), |
| 4 | lodash = require('./wrapperLodash'); |
| 5 | |
| 6 | /** |
| 7 | * Checks if `func` has a lazy counterpart. |
| 8 | * |
| 9 | * @private |
| 10 | * @param {Function} func The function to check. |
| 11 | * @returns {boolean} Returns `true` if `func` has a lazy counterpart, |
| 12 | * else `false`. |
| 13 | */ |
| 14 | function isLaziable(func) { |
| 15 | var funcName = getFuncName(func), |
| 16 | other = lodash[funcName]; |
| 17 | |
| 18 | if (typeof other != 'function' || !(funcName in LazyWrapper.prototype)) { |
| 19 | return false; |
| 20 | } |
| 21 | if (func === other) { |
| 22 | return true; |
| 23 | } |
| 24 | var data = getData(other); |
| 25 | return !!data && func === data[0]; |
| 26 | } |
| 27 | |
| 28 | module.exports = isLaziable; |