1 files changed, 13 insertions, 4 deletions
diff --git a/src/async_wrap.h b/src/async_wrap.h
index bcd37bb0c0..20134f4a7b 100644
--- a/src/async_wrap.h
+++ b/src/async_wrap.h
@@ -109,12 +109,18 @@ class AsyncWrap : public BaseObject {
   AsyncWrap(Environment* env,
             v8::Local<v8::Object> object,
             ProviderType provider,
-            double execution_async_id = -1);
+            double execution_async_id = kInvalidAsyncId);
+
+  // This constructor creates a reuseable instance where user is responsible
+  // to call set_provider_type() and AsyncReset() before use.
+  AsyncWrap(Environment* env, v8::Local<v8::Object> object);
 
   ~AsyncWrap() override;
 
   AsyncWrap() = delete;
 
+  static constexpr double kInvalidAsyncId = -1;
+
   static v8::Local<v8::FunctionTemplate> GetConstructorTemplate(
       Environment* env);
 
@@ -141,6 +147,8 @@ class AsyncWrap : public BaseObject {
   static void EmitAfter(Environment* env, double async_id);
   static void EmitPromiseResolve(Environment* env, double async_id);
 
+  void EmitDestroy();
+
   void EmitTraceEventBefore();
   static void EmitTraceEventAfter(ProviderType type, double async_id);
   void EmitTraceEventDestroy();
@@ -155,10 +163,11 @@ class AsyncWrap : public BaseObject {
   inline double get_trigger_async_id() const;
 
   void AsyncReset(v8::Local<v8::Object> resource,
-                  double execution_async_id = -1,
+                  double execution_async_id = kInvalidAsyncId,
                   bool silent = false);
 
-  void AsyncReset(double execution_async_id = -1, bool silent = false);
+  void AsyncReset(double execution_async_id = kInvalidAsyncId,
+                  bool silent = false);
 
   // Only call these within a valid HandleScope.
   v8::MaybeLocal<v8::Value> MakeCallback(const v8::Local<v8::Function> cb,
@@ -210,7 +219,7 @@ class AsyncWrap : public BaseObject {
             bool silent);
   ProviderType provider_type_;
   // Because the values may be Reset(), cannot be made const.
-  double async_id_ = -1;
+  double async_id_ = kInvalidAsyncId;
   double trigger_async_id_;
 };