ladybird/Userland/Libraries/LibJS/Runtime/Temporal/ZonedDateTime.h

65 lines
3.4 KiB
C++

/*
* Copyright (c) 2021-2023, Linus Groh <linusg@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibJS/Runtime/BigInt.h>
#include <LibJS/Runtime/Object.h>
#include <LibJS/Runtime/Temporal/AbstractOperations.h>
namespace JS::Temporal {
class ZonedDateTime final : public Object {
JS_OBJECT(ZonedDateTime, Object);
public:
virtual ~ZonedDateTime() override = default;
[[nodiscard]] BigInt const& nanoseconds() const { return m_nanoseconds; }
[[nodiscard]] Object const& time_zone() const { return m_time_zone; }
[[nodiscard]] Object& time_zone() { return m_time_zone; }
[[nodiscard]] Object const& calendar() const { return m_calendar; }
[[nodiscard]] Object& calendar() { return m_calendar; }
private:
ZonedDateTime(BigInt const& nanoseconds, Object& time_zone, Object& calendar, Object& prototype);
virtual void visit_edges(Visitor&) override;
// 6.4 Properties of Temporal.ZonedDateTime Instances, https://tc39.es/proposal-temporal/#sec-properties-of-temporal-zoneddatetime-instances
NonnullGCPtr<BigInt const> m_nanoseconds; // [[Nanoseconds]]
NonnullGCPtr<Object> m_time_zone; // [[TimeZone]]
NonnullGCPtr<Object> m_calendar; // [[Calendar]]
};
struct NanosecondsToDaysResult {
double days;
Crypto::SignedBigInteger nanoseconds;
double day_length;
};
enum class OffsetBehavior {
Option,
Exact,
Wall,
};
enum class MatchBehavior {
MatchExactly,
MatchMinutes,
};
ThrowCompletionOr<BigInt const*> interpret_iso_date_time_offset(VM&, i32 year, u8 month, u8 day, u8 hour, u8 minute, u8 second, u16 millisecond, u16 microsecond, u16 nanosecond, OffsetBehavior offset_behavior, double offset_nanoseconds, Value time_zone, StringView disambiguation, StringView offset_option, MatchBehavior match_behavior);
ThrowCompletionOr<ZonedDateTime*> to_temporal_zoned_date_time(VM&, Value item, Object const* options = nullptr);
ThrowCompletionOr<ZonedDateTime*> create_temporal_zoned_date_time(VM&, BigInt const& epoch_nanoseconds, Object& time_zone, Object& calendar, FunctionObject const* new_target = nullptr);
ThrowCompletionOr<String> temporal_zoned_date_time_to_string(VM&, ZonedDateTime& zoned_date_time, Variant<StringView, u8> const& precision, StringView show_calendar, StringView show_time_zone, StringView show_offset, Optional<u64> increment = {}, Optional<StringView> unit = {}, Optional<StringView> rounding_mode = {});
ThrowCompletionOr<BigInt*> add_zoned_date_time(VM&, BigInt const& epoch_nanoseconds, Value time_zone, Object& calendar, double years, double months, double weeks, double days, double hours, double minutes, double seconds, double milliseconds, double microseconds, double nanoseconds, Object* options = nullptr);
ThrowCompletionOr<DurationRecord> difference_zoned_date_time(VM&, BigInt const& nanoseconds1, BigInt const& nanoseconds2, Object& time_zone, Object& calendar, StringView largest_unit, Object const& options);
ThrowCompletionOr<NanosecondsToDaysResult> nanoseconds_to_days(VM&, Crypto::SignedBigInteger nanoseconds, Value relative_to);
ThrowCompletionOr<Duration*> difference_temporal_zoned_date_time(VM&, DifferenceOperation, ZonedDateTime&, Value other, Value options);
ThrowCompletionOr<ZonedDateTime*> add_duration_to_or_subtract_duration_from_zoned_date_time(VM&, ArithmeticOperation, ZonedDateTime&, Value temporal_duration_like, Value options_value);
}