| var bindCallback = require('./bindCallback'), |
| isArray = require('../lang/isArray'); |
| |
| /** |
| * Creates a function for `_.forEach` or `_.forEachRight`. |
| * |
| * @private |
| * @param {Function} arrayFunc The function to iterate over an array. |
| * @param {Function} eachFunc The function to iterate over a collection. |
| * @returns {Function} Returns the new each function. |
| */ |
| function createForEach(arrayFunc, eachFunc) { |
| return function(collection, iteratee, thisArg) { |
| return (typeof iteratee == 'function' && thisArg === undefined && isArray(collection)) |
| ? arrayFunc(collection, iteratee) |
| : eachFunc(collection, bindCallback(iteratee, thisArg, 3)); |
| }; |
| } |
| |
| module.exports = createForEach; |