57 lines
2.6 KiB
C++
57 lines
2.6 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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*
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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/Optional.h>
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#include <AK/Variant.h>
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#include <LibJS/Runtime/BigInt.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/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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public:
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virtual ~Instant() override = default;
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[[nodiscard]] BigInt const& nanoseconds() const { return m_nanoseconds; }
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private:
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Instant(BigInt const& nanoseconds, Object& prototype);
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virtual void visit_edges(Visitor&) override;
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// 8.4 Properties of Temporal.Instant Instances, https://tc39.es/proposal-temporal/#sec-properties-of-temporal-instant-instances
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NonnullGCPtr<BigInt const> m_nanoseconds; // [[Nanoseconds]]
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};
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// https://tc39.es/proposal-temporal/#eqn-nsMaxInstant
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// nsMaxInstant = 10^8 × nsPerDay = 8.64 × 10^21
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static auto const ns_max_instant = "8640000000000000000000"_sbigint;
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// https://tc39.es/proposal-temporal/#eqn-nsMinInstant
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// nsMinInstant = -nsMaxInstant = -8.64 × 10^21
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static auto const ns_min_instant = "-8640000000000000000000"_sbigint;
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bool is_valid_epoch_nanoseconds(BigInt const& epoch_nanoseconds);
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bool is_valid_epoch_nanoseconds(Crypto::SignedBigInteger const& epoch_nanoseconds);
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ThrowCompletionOr<Instant*> create_temporal_instant(VM&, BigInt const& nanoseconds, FunctionObject const* new_target = nullptr);
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ThrowCompletionOr<Instant*> to_temporal_instant(VM&, Value item);
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ThrowCompletionOr<BigInt*> parse_temporal_instant(VM&, StringView iso_string);
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i32 compare_epoch_nanoseconds(BigInt const&, BigInt const&);
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ThrowCompletionOr<BigInt*> add_instant(VM&, BigInt const& epoch_nanoseconds, double hours, double minutes, double seconds, double milliseconds, double microseconds, double nanoseconds);
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BigInt* difference_instant(VM&, BigInt const& nanoseconds1, BigInt const& nanoseconds2, u64 rounding_increment, StringView smallest_unit, StringView rounding_mode);
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BigInt* round_temporal_instant(VM&, BigInt const& nanoseconds, u64 increment, StringView unit, StringView rounding_mode);
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ThrowCompletionOr<String> temporal_instant_to_string(VM&, Instant&, Value time_zone, Variant<StringView, u8> const& precision);
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ThrowCompletionOr<Duration*> difference_temporal_instant(VM&, DifferenceOperation, Instant const&, Value other, Value options);
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ThrowCompletionOr<Instant*> add_duration_to_or_subtract_duration_from_instant(VM&, ArithmeticOperation, Instant const&, Value temporal_duration_like);
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}
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