17 lines
481 B
Plaintext
17 lines
481 B
Plaintext
"use strict";
|
|
|
|
var iteratorSymbol = require("es6-symbol").iterator;
|
|
|
|
module.exports = function () {
|
|
var arr = ["foo", 1], iterator, result;
|
|
if (typeof arr[iteratorSymbol] !== "function") return false;
|
|
iterator = arr[iteratorSymbol]();
|
|
if (!iterator) return false;
|
|
if (typeof iterator.next !== "function") return false;
|
|
result = iterator.next();
|
|
if (!result) return false;
|
|
if (result.value !== "foo") return false;
|
|
if (result.done !== false) return false;
|
|
return true;
|
|
};
|