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https://github.com/LadybirdBrowser/ladybird.git
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216e21a1fa
This isn't a complete conversion to ErrorOr<void>, but a good chunk. The end goal here is to propagate buffer allocation failures to the caller, and allow the use of TRY() with formatting functions.
51 lines
1.1 KiB
C++
51 lines
1.1 KiB
C++
/*
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* Copyright (c) 2021, Andreas Kling <kling@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/Format.h>
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namespace JS::Bytecode {
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class Register {
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public:
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constexpr static u32 accumulator_index = 0;
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constexpr static u32 global_object_index = 1;
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static Register accumulator()
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{
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static Register accumulator(accumulator_index);
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return accumulator;
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}
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static Register global_object()
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{
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static Register global_object(global_object_index);
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return global_object;
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}
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explicit Register(u32 index)
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: m_index(index)
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{
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}
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u32 index() const { return m_index; }
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private:
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u32 m_index;
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};
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}
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template<>
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struct AK::Formatter<JS::Bytecode::Register> : AK::Formatter<FormatString> {
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ErrorOr<void> format(FormatBuilder& builder, JS::Bytecode::Register const& value)
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{
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if (value.index() == JS::Bytecode::Register::accumulator_index)
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return AK::Formatter<FormatString>::format(builder, "acc");
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return AK::Formatter<FormatString>::format(builder, "${}", value.index());
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}
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};
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