blob: 52e3a1fc0d63946db448b651a26bd41b6a722489 (
plain)
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g = newGlobal({newCompartment: true});
g.parent = this;
g.eval("(" + function() {
Debugger(parent).onExceptionUnwind = function(frame) {
frame.older
}
} + ")()")
function check_one(expected, f, err) {
try {
f()
} catch (ex) {
s = ex.message;
assertEq(s.includes("undefined"), true);
}
}
ieval = eval
function check(expr, expected = expr) {
var end, err
for ([end, err] of[[".random_prop", ` is undefined` ]])
statement = "o = {};" + expr + end;
cases = [
function() { return ieval("var undef;" + statement); },
Function(statement)
]
for (f of cases)
check_one(expected, f, err)
}
check("undef");
check("o.b");
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