mirror of
https://github.com/RGBCube/serenity
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47fb4286c7
Just like the initial Temporal.TimeZone commit, this patch adds the Instant object itself, its constructor and prototype (currently empty), and two required abstract operations.
41 lines
1.1 KiB
C++
41 lines
1.1 KiB
C++
/*
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* Copyright (c) 2021, Linus Groh <linusg@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 <LibJS/Runtime/BigInt.h>
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#include <LibJS/Runtime/Object.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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explicit Instant(BigInt& nanoseconds, Object& prototype);
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virtual ~Instant() override = default;
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BigInt const& nanoseconds() const { return m_nanoseconds; }
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private:
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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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// [[Nanoseconds]]
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BigInt& m_nanoseconds;
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};
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// -86400 * 10^17
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const auto INSTANT_NANOSECONDS_MIN = Crypto::SignedBigInteger::from_base(10, "-8640000000000000000000");
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// +86400 * 10^17
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const auto INSTANT_NANOSECONDS_MAX = Crypto::SignedBigInteger::from_base(10, "8640000000000000000000");
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bool is_valid_epoch_nanoseconds(BigInt const& epoch_nanoseconds);
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Object* create_temporal_instant(GlobalObject&, BigInt& nanoseconds, FunctionObject* new_target = nullptr);
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}
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