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g = newGlobal({newCompartment: true});
g.parent = this;
function installHook() {
let calledTimes = 0;
function hook() {
calledTimes++;
// Allow the new.target.prototype get to throw.
if (calledTimes === 1)
return undefined;
return {
return: undefined
};
}
Debugger(parent).onExceptionUnwind = hook;
}
g.eval("(" + installHook + ")()");
var handler = {
get(t, p) {
throw new TypeError;
}
};
var f = new Proxy(function(){}, handler);
new f();