[inspector] introduced debug::SetAsyncTaskListener

src/debug/debug.h

 // Copyright 2012 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_DEBUG_DEBUG_H_
 #define V8_DEBUG_DEBUG_H_
 
 #include "src/allocation.h"
 #include "src/arguments.h"
 #include "src/assembler.h"
@@ skipping 57 matching lines @@
   DEBUGGER_STATEMENT,
   DEBUG_BREAK_SLOT,
   DEBUG_BREAK_SLOT_AT_CALL,
   DEBUG_BREAK_SLOT_AT_RETURN,
   DEBUG_BREAK_SLOT_AT_TAIL_CALL,
 };
 
 const int kDebugPromiseNoID = 0;
 const int kDebugPromiseFirstID = 1;
 
-enum PromiseDebugActionName {
-  kDebugNotActive,
-  kDebugAsyncFunction,
-  kDebugPromiseResolve,
-  kDebugPromiseReject,
-  kDebugPromiseResolveThenableJob,
-  kDebugPromiseCollected,
-};
-
 class BreakLocation {
  public:
   static BreakLocation FromFrame(StandardFrame* frame);
 
   static void AllAtCurrentStatement(Handle<DebugInfo> debug_info,
                                     JavaScriptFrame* frame,
                                     List<BreakLocation>* result_out);
 
   inline bool IsReturn() const { return type_ == DEBUG_BREAK_SLOT_AT_RETURN; }
   inline bool IsCall() const { return type_ == DEBUG_BREAK_SLOT_AT_CALL; }
@@ skipping 315 matching lines @@
 // DebugInfo.
 class Debug {
  public:
   // Debug event triggers.
   void OnDebugBreak(Handle<Object> break_points_hit, bool auto_continue);
 
   void OnThrow(Handle<Object> exception);
   void OnPromiseReject(Handle<Object> promise, Handle<Object> value);
   void OnCompileError(Handle<Script> script);
   void OnAfterCompile(Handle<Script> script);
-  void OnAsyncTaskEvent(debug::PromiseDebugActionType type, int id,
-                        PromiseDebugActionName name);
+  void OnAsyncTaskEvent(debug::PromiseDebugActionType type, int id);
 
   // API facing.
   void SetEventListener(Handle<Object> callback, Handle<Object> data);
   void SetMessageHandler(v8::Debug::MessageHandler handler);
   void EnqueueCommandMessage(Vector<const uint16_t> command,
                              v8::Debug::ClientData* client_data = NULL);
   MUST_USE_RESULT MaybeHandle<Object> Call(Handle<Object> fun,
                                            Handle<Object> data);
   Handle<Context> GetDebugContext();
   void HandleDebugBreak();
@@ skipping 35 matching lines @@
   void ClearStepOut();
 
   bool PrepareFunctionForBreakPoints(Handle<SharedFunctionInfo> shared);
   bool GetPossibleBreakpoints(Handle<Script> script, int start_position,
                               int end_position, std::set<int>* positions);
 
   void RecordGenerator(Handle<JSGeneratorObject> generator_object);
 
   int NextAsyncTaskId(Handle<JSObject> promise);
 
+  void SetAsyncTaskListener(debug::AsyncTaskListener listener, void* data);
+
   // Returns whether the operation succeeded. Compilation can only be triggered
   // if a valid closure is passed as the second argument, otherwise the shared
   // function needs to be compiled already.
   bool EnsureDebugInfo(Handle<SharedFunctionInfo> shared,
                        Handle<JSFunction> function);
   void CreateDebugInfo(Handle<SharedFunctionInfo> shared);
   static Handle<DebugInfo> GetDebugInfo(Handle<SharedFunctionInfo> shared);
 
   template <typename C>
   bool CompileToRevealInnerFunctions(C* compilable);
@@ skipping 118 matching lines @@
   MUST_USE_RESULT MaybeHandle<Object> MakeExecutionState();
   MUST_USE_RESULT MaybeHandle<Object> MakeBreakEvent(
       Handle<Object> break_points_hit);
   MUST_USE_RESULT MaybeHandle<Object> MakeExceptionEvent(
       Handle<Object> exception,
       bool uncaught,
       Handle<Object> promise);
   MUST_USE_RESULT MaybeHandle<Object> MakeCompileEvent(
       Handle<Script> script, v8::DebugEvent type);
   MUST_USE_RESULT MaybeHandle<Object> MakeAsyncTaskEvent(Handle<Smi> type,
-                                                         Handle<Smi> id,
-                                                         Handle<Smi> name);
+                                                         Handle<Smi> id);
 
   // Mirror cache handling.
   void ClearMirrorCache();
 
   void CallEventCallback(v8::DebugEvent event,
                          Handle<Object> exec_state,
                          Handle<Object> event_data,
                          v8::Debug::ClientData* client_data);
   void ProcessCompileEvent(v8::DebugEvent event, Handle<Script> script);
   void ProcessDebugEvent(v8::DebugEvent event, Handle<JSObject> event_data,
@@ skipping 36 matching lines @@
 
   void PrintBreakLocation();
 
   // Global handles.
   Handle<Context> debug_context_;
   Handle<Object> event_listener_;
   Handle<Object> event_listener_data_;
 
   v8::Debug::MessageHandler message_handler_;
 
+  debug::AsyncTaskListener async_task_listener_ = nullptr;
+  void* async_task_listener_data_ = nullptr;
+
   static const int kQueueInitialSize = 4;
   base::Semaphore command_received_;  // Signaled for each command received.
   LockingCommandMessageQueue command_queue_;
 
   // Debugger is active, i.e. there is a debug event listener attached.
   bool is_active_;
   // Debugger needs to be notified on every new function call.
   // Used for stepping and read-only checks
   bool hook_on_function_call_;
   // Suppress debug events.
@@ skipping 190 matching lines @@
                                   Handle<Code> code);
   static bool DebugBreakSlotIsPatched(Address pc);
   static void ClearDebugBreakSlot(Isolate* isolate, Address pc);
 };
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_DEBUG_DEBUG_H_