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// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 23.2.5.2.1
description: >
Throws a TypeError if `this` does not have all of the internal slots of a Set
Iterator Instance.
info: |
%SetIteratorPrototype%.next ( )
1. Let O be the this value.
2. If Type(O) is not Object, throw a TypeError exception.
3. If O does not have all of the internal slots of a Set Iterator Instance
(23.2.5.3), throw a TypeError exception.
...
features: [Symbol.iterator]
---*/
var set = new Set([1, 2]);
var iterator = set[Symbol.iterator]();
assert.throws(TypeError, function() {
iterator.next.call({});
});
iterator = set.entries();
assert.throws(TypeError, function() {
iterator.next.call({});
});
iterator = set.keys();
assert.throws(TypeError, function() {
iterator.next.call({});
});
iterator = set.values();
assert.throws(TypeError, function() {
iterator.next.call({});
});
// does not throw an Error
iterator.next.call(set[Symbol.iterator]());
reportCompare(0, 0);
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