| Leo Repp | 58b9f11 | 2021-11-22 11:57:47 +0100 | [diff] [blame^] | 1 | var realNames = require('./_realNames'); |
| 2 | |
| 3 | /** Used for built-in method references. */ |
| 4 | var objectProto = Object.prototype; |
| 5 | |
| 6 | /** Used to check objects for own properties. */ |
| 7 | var hasOwnProperty = objectProto.hasOwnProperty; |
| 8 | |
| 9 | /** |
| 10 | * Gets the name of `func`. |
| 11 | * |
| 12 | * @private |
| 13 | * @param {Function} func The function to query. |
| 14 | * @returns {string} Returns the function name. |
| 15 | */ |
| 16 | function getFuncName(func) { |
| 17 | var result = (func.name + ''), |
| 18 | array = realNames[result], |
| 19 | length = hasOwnProperty.call(realNames, result) ? array.length : 0; |
| 20 | |
| 21 | while (length--) { |
| 22 | var data = array[length], |
| 23 | otherFunc = data.func; |
| 24 | if (otherFunc == null || otherFunc == func) { |
| 25 | return data.name; |
| 26 | } |
| 27 | } |
| 28 | return result; |
| 29 | } |
| 30 | |
| 31 | module.exports = getFuncName; |