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load(libdir + "asserts.js");
var g = newGlobal({newCompartment: true})
// Throw an exception from a different compartment.
var thrower = g.Function(`
throw 0;
`);
function* throwAndYield() {
try {
thrower();
} finally {
// The |finally| block is entered with the exception stack on the function
// stack. The function stack is saved in the generator object when executing
// |yield|, so the exception stack, which was created in a different
// compartment, has to be wrapped into the current compartment.
yield;
}
}
assertThrowsValue(() => [...throwAndYield()], 0);
function* throwAndNuke() {
try {
thrower();
} finally {
// The function stack contains the wrapped exception stack when entering
// the |finally| block. When nuking all CCWs it becomes a dead wrapper.
nukeAllCCWs();
yield;
}
}
assertThrowsValue(() => [...throwAndNuke()], 0);
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