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LibJS: Reflect normative changes in ParseTemporalInstantString

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Most of it doesn't affect us yet as the parsing code and additional AOs
are not implemented yet.

See: https://github.com/tc39/proposal-temporal/commit/f6ac475
This commit is contained in:
Linus Groh 2021-09-02 18:35:11 +01:00
parent c20669328d
commit 7acd174c85
Notes: sideshowbarker 2024-07-18 04:52:40 +09:00 
Author: https://github.com/linusg
Commit: https://github.com/SerenityOS/serenity/commit/7acd174c854
Pull-request: https://github.com/SerenityOS/serenity/pull/9752
Reviewed-by: https://github.com/IdanHo ✅
1 changed files with 16 additions and 6 deletions
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22
Userland/Libraries/LibJS/Runtime/Temporal/AbstractOperations.cpp
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@ -674,10 +674,20 @@ Optional<TemporalInstant> parse_temporal_instant_string(GlobalObject& global_obj
if (vm.exception())
return {};
// 5. Assert: timeZoneResult.[[OffsetString]] is not undefined.
VERIFY(time_zone_result->offset.has_value());
// 5. Let offsetString be timeZoneResult.[[OffsetString]].
auto offset_string = time_zone_result->offset;
// 6. Return the Record { [[Year]]: result.[[Year]], [[Month]]: result.[[Month]], [[Day]]: result.[[Day]], [[Hour]]: result.[[Hour]], [[Minute]]: result.[[Minute]], [[Second]]: result.[[Second]], [[Millisecond]]: result.[[Millisecond]], [[Microsecond]]: result.[[Microsecond]], [[Nanosecond]]: result.[[Nanosecond]], [[TimeZoneOffsetString]]: timeZoneResult.[[OffsetString]] }.
// 6. If timeZoneResult.[[Z]] is true, then
if (time_zone_result->z) {
// a. Set offsetString to "+00:00".
offset_string = "+00:00"sv;
}
// 7. Assert: offsetString is not undefined.
VERIFY(offset_string.has_value());
// TODO: This is supposed to use `offset_string`, see https://github.com/tc39/proposal-temporal/pull/1799
// 8. Return the Record { [[Year]]: result.[[Year]], [[Month]]: result.[[Month]], [[Day]]: result.[[Day]], [[Hour]]: result.[[Hour]], [[Minute]]: result.[[Minute]], [[Second]]: result.[[Second]], [[Millisecond]]: result.[[Millisecond]], [[Microsecond]]: result.[[Microsecond]], [[Nanosecond]]: result.[[Nanosecond]], [[TimeZoneOffsetString]]: timeZoneResult.[[OffsetString]] }.
return TemporalInstant { .year = result->year, .month = result->month, .day = result->day, .hour = result->hour, .minute = result->minute, .second = result->second, .millisecond = result->millisecond, .microsecond = result->microsecond, .nanosecond = result->nanosecond, .time_zone_offset = move(time_zone_result->offset) };
}
@ -800,8 +810,8 @@ Optional<TemporalTimeZone> parse_temporal_time_zone_string(GlobalObject& global_
// 4. If z is not undefined, then
if (z_part.has_value()) {
// a. Return the Record { [[Z]]: "Z", [[OffsetString]]: "+00:00", [[Name]]: undefined }.
return TemporalTimeZone { .z = true, .offset = "+00:00", .name = {} };
// a. Return the Record { [[Z]]: true, [[OffsetString]]: undefined, [[Name]]: name }.
return TemporalTimeZone { .z = true, .offset = {}, .name = name_part.has_value() ? String { *name_part } : Optional<String> {} };
}
Optional<String> offset;
@ -868,7 +878,7 @@ Optional<TemporalTimeZone> parse_temporal_time_zone_string(GlobalObject& global_
name = canonicalize_time_zone_name(*name_part);
}
// 8. Return the Record { [[Z]]: undefined, [[OffsetString]]: offsetString, [[Name]]: name }.
// 8. Return the Record { [[Z]]: false, [[OffsetString]]: offsetString, [[Name]]: name }.
return TemporalTimeZone { .z = false, .offset = offset, .name = name };
}