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LibJS: Use a Variant instead of two Optionals for ThrowCompletionOr

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Comes with the usual benefit of saving some space on the stack, as well
as making a situation where both or neither Optionals hold a value
impossible.

The various unwrapping additions are required as we can no longer
construct a ThrowCompletionOr<T> from an Optional<T> - rightfully so.
This commit is contained in:
Linus Groh 2023-03-01 14:52:31 +00:00
parent e77503e49b
commit 8f1d13e73b
6 changed files with 26 additions and 27 deletions
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6
Userland/Libraries/LibJS/Runtime/Temporal/CalendarPrototype.cpp
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@ -558,7 +558,7 @@ JS_DEFINE_NATIVE_FUNCTION(CalendarPrototype::fields)
auto completion = vm.throw_completion<TypeError>(ErrorType::TemporalInvalidCalendarFieldValue, TRY_OR_THROW_OOM(vm, next_value.to_string_without_side_effects()));
// 2. Return ? IteratorClose(iteratorRecord, completion).
return TRY(iterator_close(vm, iterator_record, move(completion)));
return *TRY(iterator_close(vm, iterator_record, move(completion)));
}
auto next_value_string = TRY(next_value.as_string().utf8_string());
@ -569,7 +569,7 @@ JS_DEFINE_NATIVE_FUNCTION(CalendarPrototype::fields)
auto completion = vm.throw_completion<RangeError>(ErrorType::TemporalDuplicateCalendarField, next_value_string);
// 2. Return ? IteratorClose(iteratorRecord, completion).
return TRY(iterator_close(vm, iterator_record, move(completion)));
return *TRY(iterator_close(vm, iterator_record, move(completion)));
}
// iv. If nextValue is not one of "year", "month", "monthCode", "day", "hour", "minute", "second", "millisecond", "microsecond", "nanosecond", then
@ -578,7 +578,7 @@ JS_DEFINE_NATIVE_FUNCTION(CalendarPrototype::fields)
auto completion = vm.throw_completion<RangeError>(ErrorType::TemporalInvalidCalendarFieldName, next_value_string);
// 2. Return ? IteratorClose(iteratorRecord, completion).
return TRY(iterator_close(vm, iterator_record, move(completion)));
return *TRY(iterator_close(vm, iterator_record, move(completion)));
}
// v. Append nextValue to the end of the List fieldNames.