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// Copyright 2018 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #ifndef V8_OBJECTS_MICROTASK_H_ #define V8_OBJECTS_MICROTASK_H_ #include "src/objects/objects.h" #include "src/objects/struct.h" // Has to be the last include (doesn't have include guards): #include "src/objects/object-macros.h" namespace v8 { namespace internal { #include "torque-generated/src/objects/microtask-tq.inc" // Abstract base class for all microtasks that can be scheduled on the // microtask queue. This class merely serves the purpose of a marker // interface. class Microtask : public TorqueGeneratedMicrotask<Microtask, Struct> { public: TQ_OBJECT_CONSTRUCTORS(Microtask) }; // A CallbackTask is a special Microtask that allows us to schedule // C++ microtask callbacks on the microtask queue. This is heavily // used by Blink for example. class CallbackTask : public TorqueGeneratedCallbackTask<CallbackTask, Microtask> { public: // Dispatched behavior. DECL_PRINTER(CallbackTask) TQ_OBJECT_CONSTRUCTORS(CallbackTask) }; // A CallableTask is a special (internal) Microtask that allows us to // schedule arbitrary callables on the microtask queue. We use this // for various tests of the microtask queue. class CallableTask : public TorqueGeneratedCallableTask<CallableTask, Microtask> { public: // Dispatched behavior. DECL_PRINTER(CallableTask) DECL_VERIFIER(CallableTask) void BriefPrintDetails(std::ostream& os); TQ_OBJECT_CONSTRUCTORS(CallableTask) }; } // namespace internal } // namespace v8 #include "src/objects/object-macros-undef.h" #endif // V8_OBJECTS_MICROTASK_H_