Source code
Revision control
Copy as Markdown
Other Tools
// for-in with revoked Proxy
load(libdir + "asserts.js");
let {proxy, revoke} = Proxy.revocable({a: 1}, {});
for (let x in proxy)
assertEq(x, "a")
revoke();
assertThrowsInstanceOf(function() {
for (let x in proxy)
assertEq(true, false);
}, TypeError)