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LibJS: Check for invalid epoch nanoseconds in getPossibleInstantsFor()

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This is a normative change in the Temporal spec.

See: 439e6af
This commit is contained in:
Linus Groh 2022-06-23 19:46:27 +01:00
parent 61bdbe712e
commit d10e0f0e3e
1 changed files with 6 additions and 2 deletions
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8
Userland/Libraries/LibJS/Runtime/Temporal/TimeZonePrototype.cpp
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@ -157,10 +157,14 @@ JS_DEFINE_NATIVE_FUNCTION(TimeZonePrototype::get_possible_instants_for)
// 7. For each value epochNanoseconds in possibleEpochNanoseconds, do // 7. For each value epochNanoseconds in possibleEpochNanoseconds, do
for (auto& epoch_nanoseconds : possible_epoch_nanoseconds) { for (auto& epoch_nanoseconds : possible_epoch_nanoseconds) {
// a. Let instant be ! CreateTemporalInstant(epochNanoseconds). // a. If ! IsValidEpochNanoseconds(epochNanoseconds) is false, throw a RangeError exception.
if (!is_valid_epoch_nanoseconds(*epoch_nanoseconds))
return vm.throw_completion<RangeError>(global_object, ErrorType::TemporalInvalidEpochNanoseconds);
// b. Let instant be ! CreateTemporalInstant(epochNanoseconds).
auto* instant = MUST(create_temporal_instant(global_object, *epoch_nanoseconds)); auto* instant = MUST(create_temporal_instant(global_object, *epoch_nanoseconds));
// b. Append instant to possibleInstants. // c. Append instant to possibleInstants.
possible_instants.append(instant); possible_instants.append(instant);
} }