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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: 23.1.1.1
description: >
Throws a TypeError if iterable items are not Objects.
info: |
Map ( [ iterable ] )
...
9. Repeat
...
d. Let nextItem be IteratorValue(next).
e. ReturnIfAbrupt(nextItem).
f. If Type(nextItem) is not Object,
i. Let error be Completion{[[type]]: throw, [[value]]: a newly created
TypeError object, [[target]]:empty}.
ii. Return IteratorClose(iter, error).
features: [Symbol]
---*/
assert.throws(TypeError, function() {
new Map([1]);
});
assert.throws(TypeError, function() {
new Map(['']);
});
assert.throws(TypeError, function() {
new Map([true]);
});
assert.throws(TypeError, function() {
new Map([null]);
});
assert.throws(TypeError, function() {
new Map([Symbol('a')]);
});
assert.throws(TypeError, function() {
new Map([undefined]);
});
assert.throws(TypeError, function() {
new Map([
['a', 1],
2
]);
});
|
