| var baseCallback = require('./baseCallback'), |
| baseFindIndex = require('./baseFindIndex'); |
| |
| /** |
| * Creates a `_.findIndex` or `_.findLastIndex` function. |
| * |
| * @private |
| * @param {boolean} [fromRight] Specify iterating from right to left. |
| * @returns {Function} Returns the new find function. |
| */ |
| function createFindIndex(fromRight) { |
| return function(array, predicate, thisArg) { |
| if (!(array && array.length)) { |
| return -1; |
| } |
| predicate = baseCallback(predicate, thisArg, 3); |
| return baseFindIndex(array, predicate, fromRight); |
| }; |
| } |
| |
| module.exports = createFindIndex; |