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LibJS: Adjust grammar for DateExtendedYear to exclude -000000

This is an editorial change in the Temporal spec.

See: fb3e656

We lose the custom error message, but it's not the end of the world.
This commit is contained in:
Linus Groh 2022-03-10 18:10:11 +01:00
parent 68af8649fb
commit 54af3a5396
8 changed files with 28 additions and 30 deletions

View file

@ -1113,47 +1113,43 @@ ThrowCompletionOr<ISODateTime> parse_iso_date_time(GlobalObject& global_object,
else
normalized_year = year_part.value_or("0");
// 7. If SameValue(year, "-000000") is true, throw a RangeError exception.
if (normalized_year == "-000000"sv)
return vm.throw_completion<RangeError>(global_object, ErrorType::TemporalInvalidExtendedYearNegativeZero);
// 8. Set year to ! ToIntegerOrInfinity(year).
// 7. Set year to ! ToIntegerOrInfinity(year).
auto year = *normalized_year.to_int<i32>();
u8 month;
// 9. If month is undefined, then
// 8. If month is undefined, then
if (!month_part.has_value()) {
// a. Set month to 1.
month = 1;
}
// 10. Else,
// 9. Else,
else {
// a. Set month to ! ToIntegerOrInfinity(month).
month = *month_part->to_uint<u8>();
}
u8 day;
// 11. If day is undefined, then
// 10. If day is undefined, then
if (!day_part.has_value()) {
// a. Set day to 1.
day = 1;
}
// 12. Else,
// 11. Else,
else {
// a. Set day to ! ToIntegerOrInfinity(day).
day = *day_part->to_uint<u8>();
}
// 13. Set hour to ! ToIntegerOrInfinity(hour).
// 12. Set hour to ! ToIntegerOrInfinity(hour).
u8 hour = *hour_part.value_or("0"sv).to_uint<u8>();
// 14. Set minute to ! ToIntegerOrInfinity(minute).
// 13. Set minute to ! ToIntegerOrInfinity(minute).
u8 minute = *minute_part.value_or("0"sv).to_uint<u8>();
// 15. Set second to ! ToIntegerOrInfinity(second).
// 14. Set second to ! ToIntegerOrInfinity(second).
u8 second = *second_part.value_or("0"sv).to_uint<u8>();
// 16. If second is 60, then
// 15. If second is 60, then
if (second == 60) {
// a. Set second to 59.
second = 59;
@ -1162,7 +1158,7 @@ ThrowCompletionOr<ISODateTime> parse_iso_date_time(GlobalObject& global_object,
u16 millisecond;
u16 microsecond;
u16 nanosecond;
// 17. If fraction is not undefined, then
// 16. If fraction is not undefined, then
if (fraction_part.has_value()) {
// a. Set fraction to the string-concatenation of the previous value of fraction and the string "000000000".
auto fraction = String::formatted("{}000000000", *fraction_part);
@ -1176,7 +1172,7 @@ ThrowCompletionOr<ISODateTime> parse_iso_date_time(GlobalObject& global_object,
// g. Set nanosecond to ! ToIntegerOrInfinity(nanosecond).
nanosecond = *fraction.substring(7, 3).to_uint<u16>();
}
// 18. Else,
// 17. Else,
else {
// a. Let millisecond be 0.
millisecond = 0;
@ -1186,15 +1182,15 @@ ThrowCompletionOr<ISODateTime> parse_iso_date_time(GlobalObject& global_object,
nanosecond = 0;
}
// 19. If ! IsValidISODate(year, month, day) is false, throw a RangeError exception.
// 18. If ! IsValidISODate(year, month, day) is false, throw a RangeError exception.
if (!is_valid_iso_date(year, month, day))
return vm.throw_completion<RangeError>(global_object, ErrorType::TemporalInvalidISODate);
// 20. If ! IsValidTime(hour, minute, second, millisecond, microsecond, nanosecond) is false, throw a RangeError exception.
// 19. If ! IsValidTime(hour, minute, second, millisecond, microsecond, nanosecond) is false, throw a RangeError exception.
if (!is_valid_time(hour, minute, second, millisecond, microsecond, nanosecond))
return vm.throw_completion<RangeError>(global_object, ErrorType::TemporalInvalidTime);
// 21. Return the Record { [[Year]]: year, [[Month]]: month, [[Day]]: day, [[Hour]]: hour, [[Minute]]: minute, [[Second]]: second, [[Millisecond]]: millisecond, [[Microsecond]]: microsecond, [[Nanosecond]]: nanosecond, [[Calendar]]: calendar }.
// 20. Return the Record { [[Year]]: year, [[Month]]: month, [[Day]]: day, [[Hour]]: hour, [[Minute]]: minute, [[Second]]: second, [[Millisecond]]: millisecond, [[Microsecond]]: microsecond, [[Nanosecond]]: nanosecond, [[Calendar]]: calendar }.
return ISODateTime { .year = year, .month = month, .day = day, .hour = hour, .minute = minute, .second = second, .millisecond = millisecond, .microsecond = microsecond, .nanosecond = nanosecond, .calendar = Optional<String>(move(calendar_part)) };
}