| Kaido Kert | f585e26 | 2020-06-08 11:42:28 -0700 | [diff] [blame] | 1 | var baseIsMap = require('./_baseIsMap'), |
| 2 | baseUnary = require('./_baseUnary'), |
| 3 | nodeUtil = require('./_nodeUtil'); |
| 4 | |
| 5 | /* Node.js helper references. */ |
| 6 | var nodeIsMap = nodeUtil && nodeUtil.isMap; |
| 7 | |
| 8 | /** |
| 9 | * Checks if `value` is classified as a `Map` object. |
| 10 | * |
| 11 | * @static |
| 12 | * @memberOf _ |
| 13 | * @since 4.3.0 |
| 14 | * @category Lang |
| 15 | * @param {*} value The value to check. |
| 16 | * @returns {boolean} Returns `true` if `value` is a map, else `false`. |
| 17 | * @example |
| 18 | * |
| 19 | * _.isMap(new Map); |
| 20 | * // => true |
| 21 | * |
| 22 | * _.isMap(new WeakMap); |
| 23 | * // => false |
| 24 | */ |
| 25 | var isMap = nodeIsMap ? baseUnary(nodeIsMap) : baseIsMap; |
| 26 | |
| 27 | module.exports = isMap; |
