| var baseCallback = require('./baseCallback'), |
| baseFind = require('./baseFind'), |
| baseFindIndex = require('./baseFindIndex'), |
| isArray = require('../lang/isArray'); |
| |
| /** |
| * Creates a `_.find` or `_.findLast` function. |
| * |
| * @private |
| * @param {Function} eachFunc The function to iterate over a collection. |
| * @param {boolean} [fromRight] Specify iterating from right to left. |
| * @returns {Function} Returns the new find function. |
| */ |
| function createFind(eachFunc, fromRight) { |
| return function(collection, predicate, thisArg) { |
| predicate = baseCallback(predicate, thisArg, 3); |
| if (isArray(collection)) { |
| var index = baseFindIndex(collection, predicate, fromRight); |
| return index > -1 ? collection[index] : undefined; |
| } |
| return baseFind(collection, predicate, eachFunc); |
| }; |
| } |
| |
| module.exports = createFind; |