Status: Accepted
Owner: [email protected]
CC: [email protected]
Labels: Type-Bug Priority-Medium Harmony
New issue 2793 by [email protected]: Property
[Map/Set/WeakMap/WeakSet].prototype should be non-writable
http://code.google.com/p/v8/issues/detail?id=2793
One test-case is worth a thousand words ...
// Flags: --harmony-collections
// Test prototype property of Set, Map, WeakMap and WeakSet.
function TestPrototype(C) {
assertTrue(C.prototype instanceof Object);
assertEquals({
value: {},
writable: false, // <--- currently doesn't hold.
enumerable: false,
configurable: false
}, Object.getOwnPropertyDescriptor(C, "prototype"));
}
TestPrototype(Set);
TestPrototype(Map);
TestPrototype(WeakMap);
TestPrototype(WeakSet);
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