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c6fccc04e1
We now have the Temporal facilities to implement the Date AOs which parse UTC offset strings using the ISO8601 parser. This patch updates those AOs and their callers in accordance with the Temporal spec.
93 lines
3.5 KiB
C++
93 lines
3.5 KiB
C++
/*
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* Copyright (c) 2020-2022, Linus Groh <linusg@serenityos.org>
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* Copyright (c) 2022-2024, Tim Flynn <trflynn89@ladybird.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 <LibCrypto/BigInt/SignedBigInteger.h>
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#include <LibJS/Runtime/Object.h>
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#include <LibUnicode/TimeZone.h>
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namespace JS {
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class Date final : public Object {
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JS_OBJECT(Date, Object);
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GC_DECLARE_ALLOCATOR(Date);
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public:
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static GC::Ref<Date> create(Realm&, double date_value);
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// Out of line to ensure we have a key function
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virtual ~Date() override;
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double date_value() const { return m_date_value; }
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void set_date_value(double value) { m_date_value = value; }
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ErrorOr<String> iso_date_string() const;
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private:
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Date(double date_value, Object& prototype);
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double m_date_value { 0 }; // [[DateValue]]
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};
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// 21.4.1.22 Time Zone Identifier Record, https://tc39.es/ecma262/#sec-time-zone-identifier-record
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struct TimeZoneIdentifier {
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String identifier; // [[Identifier]]
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String primary_identifier; // [[PrimaryIdentifier]]
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};
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// https://tc39.es/ecma262/#eqn-HoursPerDay
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constexpr inline double hours_per_day = 24;
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// https://tc39.es/ecma262/#eqn-MinutesPerHour
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constexpr inline double minutes_per_hour = 60;
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// https://tc39.es/ecma262/#eqn-SecondsPerMinute
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constexpr inline double seconds_per_minute = 60;
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// https://tc39.es/ecma262/#eqn-msPerSecond
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constexpr inline double ms_per_second = 1'000;
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// https://tc39.es/ecma262/#eqn-msPerMinute
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constexpr inline double ms_per_minute = 60'000;
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// https://tc39.es/ecma262/#eqn-msPerHour
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constexpr inline double ms_per_hour = 3'600'000;
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// https://tc39.es/ecma262/#eqn-msPerDay
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constexpr inline double ms_per_day = 86'400'000;
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// https://tc39.es/proposal-temporal/#eqn-nsPerDay
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constexpr inline double ns_per_day = 86'400'000'000'000;
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extern Crypto::SignedBigInteger const ns_per_day_bigint;
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double day(double);
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double time_within_day(double);
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u16 days_in_year(i32);
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double day_from_year(i32);
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double time_from_year(i32);
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i32 year_from_time(double);
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u16 day_within_year(double);
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bool in_leap_year(double);
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u8 month_from_time(double);
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u8 date_from_time(double);
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u8 week_day(double);
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u8 hour_from_time(double);
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u8 min_from_time(double);
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u8 sec_from_time(double);
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u16 ms_from_time(double);
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Crypto::SignedBigInteger get_utc_epoch_nanoseconds(i32 year, u8 month, u8 day, u8 hour, u8 minute, u8 second, u16 millisecond, u16 microsecond, u16 nanosecond);
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Vector<Crypto::SignedBigInteger> get_named_time_zone_epoch_nanoseconds(StringView time_zone_identifier, i32 year, u8 month, u8 day, u8 hour, u8 minute, u8 second, u16 millisecond, u16 microsecond, u16 nanosecond);
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Unicode::TimeZoneOffset get_named_time_zone_offset_nanoseconds(StringView time_zone_identifier, Crypto::SignedBigInteger const& epoch_nanoseconds);
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Unicode::TimeZoneOffset get_named_time_zone_offset_milliseconds(StringView time_zone_identifier, double epoch_milliseconds);
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String system_time_zone_identifier();
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void clear_system_time_zone_cache();
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double local_time(double time);
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double utc_time(double time);
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double make_time(double hour, double min, double sec, double ms);
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double make_day(double year, double month, double date);
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double make_date(double day, double time);
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double time_clip(double time);
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bool is_offset_time_zone_identifier(StringView offset_string);
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ThrowCompletionOr<double> parse_date_time_utc_offset(VM&, StringView offset_string);
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double parse_date_time_utc_offset(StringView offset_string);
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double parse_date_time_utc_offset(Temporal::TimeZoneOffset const&);
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}
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