import noop from 'lodash/noop'; import breakLoop from './breakLoop'; export default function _createTester(check, getResult) { return function(eachfn, arr, iteratee, cb) { cb = cb || noop; var testPassed = false; var testResult; eachfn(arr, function(value, _, callback) { iteratee(value, function(err, result) { if (err) { callback(err); } else if (check(result) && !testResult) { testPassed = true; testResult = getResult(true, value); callback(null, breakLoop); } else { callback(); } }); }, function(err) { if (err) { cb(err); } else { cb(null, testPassed ? testResult : getResult(false)); } }); }; }