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LibJS: Simplify TimeZoneNumericUTCOffsetNotAmbiguous

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This is an editorial change in the Temporal spec.

See:
- https://github.com/tc39/proposal-temporal/commit/ccef468
- https://github.com/tc39/proposal-temporal/commit/5b38ab4
This commit is contained in:
Linus Groh 2022-07-05 19:49:17 +02:00
parent fec5d8d531
commit 7ef3b42685
Notes: sideshowbarker 2024-07-17 09:41:19 +09:00
1 changed files with 6 additions and 29 deletions
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31
Userland/Libraries/LibJS/Runtime/Temporal/ISO8601.cpp
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@ -769,36 +769,13 @@ bool ISO8601Parser::parse_time_zone_utc_offset()
bool ISO8601Parser::parse_time_zone_numeric_utc_offset_not_ambiguous() bool ISO8601Parser::parse_time_zone_numeric_utc_offset_not_ambiguous()
{ {
// TimeZoneNumericUTCOffsetNotAmbiguous : // TimeZoneNumericUTCOffsetNotAmbiguous :
// + TimeZoneUTCOffsetHour // TimeZoneNumericUTCOffset but not - TimeZoneUTCOffsetHour
// U+2212 TimeZoneUTCOffsetHour
// TimeZoneUTCOffsetSign TimeZoneUTCOffsetHour : TimeZoneUTCOffsetMinute
// TimeZoneUTCOffsetSign TimeZoneUTCOffsetHour TimeZoneUTCOffsetMinute
// TimeZoneUTCOffsetSign TimeZoneUTCOffsetHour : TimeZoneUTCOffsetMinute : TimeZoneUTCOffsetSecond TimeZoneUTCOffsetFraction[opt]
// TimeZoneUTCOffsetSign TimeZoneUTCOffsetHour TimeZoneUTCOffsetMinute TimeZoneUTCOffsetSecond TimeZoneUTCOffsetFraction[opt]
StateTransaction transaction { *this }; StateTransaction transaction { *this };
if (m_state.lexer.consume_specific('+') || m_state.lexer.consume_specific("\xE2\x88\x92"sv)) { if (!parse_time_zone_numeric_utc_offset())
if (!parse_time_zone_utc_offset_hour())
return false; return false;
} else { auto parsed = *m_state.parse_result.time_zone_numeric_utc_offset;
if (!parse_time_zone_utc_offset_sign()) if (parsed.length() == 3 && parsed[0] == '-')
return false; return false;
if (!parse_time_zone_utc_offset_hour())
return false;
if (m_state.lexer.consume_specific(':')) {
if (!parse_time_zone_utc_offset_minute())
return false;
if (m_state.lexer.consume_specific(':')) {
if (!parse_time_zone_utc_offset_second())
return false;
(void)parse_time_zone_utc_offset_fraction();
}
} else {
if (!parse_time_zone_utc_offset_minute())
return false;
if (parse_time_zone_utc_offset_second())
(void)parse_time_zone_utc_offset_fraction();
}
}
transaction.commit(); transaction.commit();
return true; return true;
} }