0c711f690e
* fix: Promise resolution and unit test * Update to use microtask runner * Address review
36 lines
1.1 KiB
C++
36 lines
1.1 KiB
C++
// Copyright (c) 2018 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#ifndef ATOM_BROWSER_MICROTASKS_RUNNER_H_
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#define ATOM_BROWSER_MICROTASKS_RUNNER_H_
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#include "base/message_loop/message_loop.h"
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namespace v8 {
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class Isolate;
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}
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namespace atom {
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// Microtasks like promise resolution, are run at the end of the current
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// task. This class implements a task observer that runs tells v8 to run them.
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// Microtasks runner implementation is based on the EndOfTaskRunner in blink.
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// Node follows the kExplicit MicrotasksPolicy, and we do the same in browser
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// process. Hence, we need to have this task observer to flush the queued
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// microtasks.
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class MicrotasksRunner : public base::MessageLoop::TaskObserver {
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public:
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explicit MicrotasksRunner(v8::Isolate* isolate);
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// base::MessageLoop::TaskObserver
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void WillProcessTask(const base::PendingTask& pending_task) override;
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void DidProcessTask(const base::PendingTask& pending_task) override;
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private:
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v8::Isolate* isolate_;
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};
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} // namespace atom
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#endif // ATOM_BROWSER_MICROTASKS_RUNNER_H_
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