mirror of
https://github.com/SerenityOS/serenity
synced 2024-07-01 11:19:21 +00:00
a711bb63b7
We no longer use blocking reads and writes, yielding a nice performance boost and a significantly cleaner (and more readable) implementation :^)
49 lines
859 B
C++
49 lines
859 B
C++
/*
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* Copyright (c) 2024, Ali Mohammad Pur <mpfard@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/Coroutine.h>
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#include <AK/Error.h>
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#include <AK/Function.h>
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namespace AK {
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class GenericAwaiter {
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AK_MAKE_NONMOVABLE(GenericAwaiter);
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AK_MAKE_NONCOPYABLE(GenericAwaiter);
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public:
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GenericAwaiter(Function<void(Function<void()>)>&& fn)
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{
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fn([this] { ready(); });
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}
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bool await_ready() const { return false; }
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void await_suspend(std::coroutine_handle<> handle)
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{
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m_handle = handle;
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}
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ErrorOr<void> await_resume()
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{
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m_handle = {};
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return {};
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}
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private:
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void ready()
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{
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if (m_handle)
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m_handle.resume();
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}
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std::coroutine_handle<> m_handle;
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};
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}
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#ifdef USING_AK_GLOBALLY
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using AK::GenericAwaiter;
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#endif
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