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9c3a775395
There have been a number of changes to the locale resolution AOs that we've fallen behind on. Mostly editorial, but includes one normative change to canonicalize Unicode extension keywords in the Intl.Locale constructor.
116 lines
5.6 KiB
C++
116 lines
5.6 KiB
C++
/*
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* Copyright (c) 2021-2024, Tim Flynn <trflynn89@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Array.h>
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#include <AK/String.h>
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#include <AK/StringView.h>
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#include <AK/Types.h>
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#include <AK/Vector.h>
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#include <LibJS/Runtime/Completion.h>
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#include <LibJS/Runtime/Object.h>
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#include <LibJS/Runtime/VM.h>
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#include <LibLocale/DateTimeFormat.h>
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namespace JS::Intl {
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class DateTimeFormat final
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: public Object
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, public ::Locale::CalendarPattern {
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JS_OBJECT(DateTimeFormat, Object);
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JS_DECLARE_ALLOCATOR(DateTimeFormat);
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using Patterns = ::Locale::CalendarPattern;
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public:
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static constexpr auto relevant_extension_keys()
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{
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// 11.2.3 Internal slots, https://tc39.es/ecma402/#sec-intl.datetimeformat-internal-slots
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// The value of the [[RelevantExtensionKeys]] internal slot is « "ca", "hc", "nu" ».
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return AK::Array { "ca"sv, "hc"sv, "nu"sv };
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}
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virtual ~DateTimeFormat() override = default;
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String const& locale() const { return m_locale; }
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void set_locale(String locale) { m_locale = move(locale); }
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String const& calendar() const { return m_calendar; }
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void set_calendar(String calendar) { m_calendar = move(calendar); }
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String const& numbering_system() const { return m_numbering_system; }
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void set_numbering_system(String numbering_system) { m_numbering_system = move(numbering_system); }
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String const& time_zone() const { return m_time_zone; }
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void set_time_zone(String time_zone) { m_time_zone = move(time_zone); }
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bool has_date_style() const { return m_date_style.has_value(); }
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Optional<::Locale::DateTimeStyle> const& date_style() const { return m_date_style; }
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StringView date_style_string() const { return ::Locale::date_time_style_to_string(*m_date_style); }
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void set_date_style(StringView style) { m_date_style = ::Locale::date_time_style_from_string(style); }
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bool has_time_style() const { return m_time_style.has_value(); }
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Optional<::Locale::DateTimeStyle> const& time_style() const { return m_time_style; }
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StringView time_style_string() const { return ::Locale::date_time_style_to_string(*m_time_style); }
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void set_time_style(StringView style) { m_time_style = ::Locale::date_time_style_from_string(style); }
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NativeFunction* bound_format() const { return m_bound_format; }
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void set_bound_format(NativeFunction* bound_format) { m_bound_format = bound_format; }
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::Locale::DateTimeFormat const& formatter() const { return *m_formatter; }
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void set_formatter(NonnullOwnPtr<::Locale::DateTimeFormat> formatter) { m_formatter = move(formatter); }
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private:
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DateTimeFormat(Object& prototype);
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virtual void visit_edges(Visitor&) override;
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String m_locale; // [[Locale]]
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String m_calendar; // [[Calendar]]
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String m_numbering_system; // [[NumberingSystem]]
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String m_time_zone; // [[TimeZone]]
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Optional<::Locale::DateTimeStyle> m_date_style; // [[DateStyle]]
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Optional<::Locale::DateTimeStyle> m_time_style; // [[TimeStyle]]
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GCPtr<NativeFunction> m_bound_format; // [[BoundFormat]]
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// Non-standard. Stores the ICU date-time formatter for the Intl object's formatting options.
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OwnPtr<::Locale::DateTimeFormat> m_formatter;
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};
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ThrowCompletionOr<Vector<::Locale::DateTimeFormat::Partition>> format_date_time_pattern(VM&, DateTimeFormat&, double time);
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ThrowCompletionOr<Vector<::Locale::DateTimeFormat::Partition>> partition_date_time_pattern(VM&, DateTimeFormat&, double time);
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ThrowCompletionOr<String> format_date_time(VM&, DateTimeFormat&, double time);
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ThrowCompletionOr<NonnullGCPtr<Array>> format_date_time_to_parts(VM&, DateTimeFormat&, double time);
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ThrowCompletionOr<Vector<::Locale::DateTimeFormat::Partition>> partition_date_time_range_pattern(VM&, DateTimeFormat&, double start, double end);
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ThrowCompletionOr<String> format_date_time_range(VM&, DateTimeFormat&, double start, double end);
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ThrowCompletionOr<NonnullGCPtr<Array>> format_date_time_range_to_parts(VM&, DateTimeFormat&, double start, double end);
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template<typename Callback>
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ThrowCompletionOr<void> for_each_calendar_field(VM& vm, ::Locale::CalendarPattern& pattern, Callback&& callback)
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{
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constexpr auto narrow_short_long = AK::Array { "narrow"sv, "short"sv, "long"sv };
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constexpr auto two_digit_numeric = AK::Array { "2-digit"sv, "numeric"sv };
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constexpr auto two_digit_numeric_narrow_short_long = AK::Array { "2-digit"sv, "numeric"sv, "narrow"sv, "short"sv, "long"sv };
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constexpr auto time_zone = AK::Array { "short"sv, "long"sv, "shortOffset"sv, "longOffset"sv, "shortGeneric"sv, "longGeneric"sv };
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// Table 6: Components of date and time formats, https://tc39.es/ecma402/#table-datetimeformat-components
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TRY(callback(pattern.weekday, vm.names.weekday, narrow_short_long));
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TRY(callback(pattern.era, vm.names.era, narrow_short_long));
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TRY(callback(pattern.year, vm.names.year, two_digit_numeric));
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TRY(callback(pattern.month, vm.names.month, two_digit_numeric_narrow_short_long));
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TRY(callback(pattern.day, vm.names.day, two_digit_numeric));
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TRY(callback(pattern.day_period, vm.names.dayPeriod, narrow_short_long));
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TRY(callback(pattern.hour, vm.names.hour, two_digit_numeric));
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TRY(callback(pattern.minute, vm.names.minute, two_digit_numeric));
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TRY(callback(pattern.second, vm.names.second, two_digit_numeric));
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TRY(callback(pattern.fractional_second_digits, vm.names.fractionalSecondDigits, Empty {}));
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TRY(callback(pattern.time_zone_name, vm.names.timeZoneName, time_zone));
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return {};
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}
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}
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