Sha256: 9d4b12aa1bf178fdeee4255388a813e5197db498886c499c5225677e96c5c125
Contents?: true
Size: 1.58 KB
Versions: 21
Compression:
Stored size: 1.58 KB
Contents
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = _filter;
var _isArrayLike = require('./isArrayLike');
var _isArrayLike2 = _interopRequireDefault(_isArrayLike);
var _wrapAsync = require('./wrapAsync');
var _wrapAsync2 = _interopRequireDefault(_wrapAsync);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function filterArray(eachfn, arr, iteratee, callback) {
var truthValues = new Array(arr.length);
eachfn(arr, (x, index, iterCb) => {
iteratee(x, (err, v) => {
truthValues[index] = !!v;
iterCb(err);
});
}, err => {
if (err) return callback(err);
var results = [];
for (var i = 0; i < arr.length; i++) {
if (truthValues[i]) results.push(arr[i]);
}
callback(null, results);
});
}
function filterGeneric(eachfn, coll, iteratee, callback) {
var results = [];
eachfn(coll, (x, index, iterCb) => {
iteratee(x, (err, v) => {
if (err) return iterCb(err);
if (v) {
results.push({ index, value: x });
}
iterCb(err);
});
}, err => {
if (err) return callback(err);
callback(null, results.sort((a, b) => a.index - b.index).map(v => v.value));
});
}
function _filter(eachfn, coll, iteratee, callback) {
var filter = (0, _isArrayLike2.default)(coll) ? filterArray : filterGeneric;
return filter(eachfn, coll, (0, _wrapAsync2.default)(iteratee), callback);
}
module.exports = exports['default'];
Version data entries
21 entries across 21 versions & 1 rubygems