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https://github.com/LadybirdBrowser/ladybird
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f9fa548d43
These are String from the outset, so this patch is almost entirely just changing function parameter types. This will allow us to cache time zone parse results without invoking any extra allocations.
71 lines
3.2 KiB
C++
71 lines
3.2 KiB
C++
/*
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* Copyright (c) 2021-2023, Linus Groh <linusg@serenityos.org>
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* Copyright (c) 2021, Idan Horowitz <idan.horowitz@serenityos.org>
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* Copyright (c) 2024-2026, 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 <LibCrypto/BigInt/UnsignedBigInteger.h>
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#include <LibJS/Runtime/BigInt.h>
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#include <LibJS/Runtime/Object.h>
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#include <LibJS/Runtime/Temporal/AbstractOperations.h>
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namespace JS::Temporal {
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class Instant final : public Object {
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JS_OBJECT(Instant, Object);
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GC_DECLARE_ALLOCATOR(Instant);
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public:
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virtual ~Instant() override = default;
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[[nodiscard]] GC::Ref<BigInt const> epoch_nanoseconds() const { return m_epoch_nanoseconds; }
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private:
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Instant(BigInt const& epoch_nanoseconds, Object& prototype);
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virtual void visit_edges(Visitor&) override;
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GC::Ref<BigInt const> m_epoch_nanoseconds; // [[EpochNanoseconds]]
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};
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// https://tc39.es/proposal-temporal/#eqn-nsMaxInstant
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extern Crypto::SignedBigInteger const NANOSECONDS_MAX_INSTANT;
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// https://tc39.es/proposal-temporal/#eqn-nsMinInstant
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extern Crypto::SignedBigInteger const NANOSECONDS_MIN_INSTANT;
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// https://tc39.es/proposal-temporal/#eqn-nsPerDay
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extern Crypto::UnsignedBigInteger const NANOSECONDS_PER_DAY;
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// Non-standard:
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extern Crypto::UnsignedBigInteger const NANOSECONDS_PER_HOUR;
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extern Crypto::UnsignedBigInteger const NANOSECONDS_PER_MINUTE;
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extern Crypto::UnsignedBigInteger const NANOSECONDS_PER_SECOND;
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extern Crypto::UnsignedBigInteger const NANOSECONDS_PER_MILLISECOND;
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extern Crypto::UnsignedBigInteger const NANOSECONDS_PER_MICROSECOND;
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extern Crypto::UnsignedBigInteger const NANOSECONDS_PER_NANOSECOND;
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extern Crypto::UnsignedBigInteger const MICROSECONDS_PER_MILLISECOND;
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extern Crypto::UnsignedBigInteger const MILLISECONDS_PER_SECOND;
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extern Crypto::UnsignedBigInteger const SECONDS_PER_MINUTE;
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extern Crypto::UnsignedBigInteger const MINUTES_PER_HOUR;
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extern Crypto::UnsignedBigInteger const HOURS_PER_DAY;
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bool is_valid_epoch_nanoseconds(Crypto::SignedBigInteger const& epoch_nanoseconds);
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ThrowCompletionOr<GC::Ref<Instant>> create_temporal_instant(VM&, BigInt const& epoch_nanoseconds, GC::Ptr<FunctionObject> new_target = {});
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ThrowCompletionOr<GC::Ref<Instant>> to_temporal_instant(VM&, Value item);
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i8 compare_epoch_nanoseconds(Crypto::SignedBigInteger const& epoch_nanoseconds_one, Crypto::SignedBigInteger const& epoch_nanoseconds_two);
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ThrowCompletionOr<Crypto::SignedBigInteger> add_instant(VM&, Crypto::SignedBigInteger const& epoch_nanoseconds, TimeDuration const&);
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InternalDuration difference_instant(VM&, Crypto::SignedBigInteger const& nanoseconds1, Crypto::SignedBigInteger const& nanoseconds2, u64 rounding_increment, Unit smallest_unit, RoundingMode);
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Crypto::SignedBigInteger round_temporal_instant(Crypto::SignedBigInteger const& nanoseconds, u64 increment, Unit, RoundingMode);
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String temporal_instant_to_string(Instant const&, Optional<String const&> time_zone, SecondsStringPrecision::Precision);
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ThrowCompletionOr<GC::Ref<Duration>> difference_temporal_instant(VM&, DurationOperation, Instant const&, Value other, Value options);
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ThrowCompletionOr<GC::Ref<Instant>> add_duration_to_instant(VM&, ArithmeticOperation, Instant const&, Value temporal_duration_like);
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}
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