You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
15 lines
508 B
15 lines
508 B
4 weeks ago
|
'use strict';
|
||
|
|
var classof = require('../internals/classof');
|
||
|
|
var getMethod = require('../internals/get-method');
|
||
|
|
var isNullOrUndefined = require('../internals/is-null-or-undefined');
|
||
|
|
var Iterators = require('../internals/iterators');
|
||
|
|
var wellKnownSymbol = require('../internals/well-known-symbol');
|
||
|
|
|
||
|
|
var ITERATOR = wellKnownSymbol('iterator');
|
||
|
|
|
||
|
|
module.exports = function (it) {
|
||
|
|
if (!isNullOrUndefined(it)) return getMethod(it, ITERATOR)
|
||
|
|
|| getMethod(it, '@@iterator')
|
||
|
|
|| Iterators[classof(it)];
|
||
|
|
};
|