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LibJS+LibUnicode: Integrate Temporal into Intl.DateTimeFormat

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The gist is that we need to construct an ICU date-time formatter for
each possible Temporal type. This is of course going to be expensive.
So instead, we construct the configurations needed for the ICU objects
in the Intl.DateTimeFormat constructor, and defer creating the actual
ICU objects until they are needed.

Each formatting prototype can also now accept either a number (as they
already did), or any of the supported Temporal objects. These types may
not be mixed, and their properties (namely, their calendar) must align
with the Intl.DateTimeFormat object.
This commit is contained in:
Timothy Flynn 2024-11-27 16:09:41 -05:00 • committed by Andreas Kling
commit ea503a4f68
Notes: github-actions[bot] 2024-11-29 08:53:47 +00:00
12 changed files with 1348 additions and 210 deletions
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14
Libraries/LibJS/Runtime/Intl/DateTimeFormatConstructor.h
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2021-2022, Tim Flynn <trflynn89@serenityos.org>
* Copyright (c) 2021-2024, Tim Flynn <trflynn89@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@ -33,15 +33,25 @@ enum class OptionRequired {
Any,
Date,
Time,
YearMonth,
MonthDay,
};
enum class OptionDefaults {
All,
Date,
Time,
YearMonth,
MonthDay,
ZonedDateTime,
};
ThrowCompletionOr<GC::Ref<DateTimeFormat>> create_date_time_format(VM&, FunctionObject& new_target, Value locales_value, Value options_value, OptionRequired, OptionDefaults);
enum class OptionInherit {
All,
Relevant,
};
ThrowCompletionOr<GC::Ref<DateTimeFormat>> create_date_time_format(VM&, FunctionObject& new_target, Value locales_value, Value options_value, OptionRequired, OptionDefaults, Optional<String> const& to_locale_string_time_zone = {});
String format_offset_time_zone_identifier(double offset_minutes);
}