node/tools/eslint/node_modules/lodash/internal/createFind.js
Michaël Zasso 2d441493a4 tools: update eslint to v1.10.3
PR-URL: https://github.com/nodejs/io.js/pull/2286
Reviewed-By: Roman Reiss <me@silverwind.io>
2016-01-13 23:15:39 +01:00

25 lines
843 B
JavaScript

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;