www.aleph1.co.uk Git - yaffs-website/blob - node_modules/grunt-contrib-watch/node_modules/lodash/internal/createFind.js

   1 var baseCallback = require('./baseCallback'),
   2     baseFind = require('./baseFind'),
   3     baseFindIndex = require('./baseFindIndex'),
   4     isArray = require('../lang/isArray');
   5
   6 /**
   7  * Creates a `_.find` or `_.findLast` function.
   8  *
   9  * @private
  10  * @param {Function} eachFunc The function to iterate over a collection.
  11  * @param {boolean} [fromRight] Specify iterating from right to left.
  12  * @returns {Function} Returns the new find function.
  13  */
  14 function createFind(eachFunc, fromRight) {
  15   return function(collection, predicate, thisArg) {
  16     predicate = baseCallback(predicate, thisArg, 3);
  17     if (isArray(collection)) {
  18       var index = baseFindIndex(collection, predicate, fromRight);
  19       return index > -1 ? collection[index] : undefined;
  20     }
  21     return baseFind(collection, predicate, eachFunc);
  22   };
  23 }
  24
  25 module.exports = createFind;