lib,src: make `StatWatcher` a `HandleWrap`

Wrapping libuv handles is what `HandleWrap` is there for.
This allows a decent reduction of state tracking machinery
by moving active-ness tracking to JS, and removing all
interaction with garbage collection.

Refs: https://github.com/nodejs/node/pull/21093

PR-URL: https://github.com/nodejs/node/pull/21244
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Anatoli Papirovski <apapirovski@mac.com>
Reviewed-By: Tiancheng "Timothy" Gu <timothygu99@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>

1 files changed, 6 insertions, 10 deletions

diff --git a/src/node_stat_watcher.h b/src/node_stat_watcher.h
index 0d0d263d5c..45150de785 100644
--- a/src/node_stat_watcher.h
+++ b/src/node_stat_watcher.h
@@ -25,26 +25,24 @@
 #if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
 
 #include "node.h"
-#include "async_wrap.h"
+#include "handle_wrap.h"
 #include "env.h"
 #include "uv.h"
 #include "v8.h"
 
 namespace node {
 
-class StatWatcher : public AsyncWrap {
+class StatWatcher : public HandleWrap {
  public:
-  ~StatWatcher() override;
-
   static void Initialize(Environment* env, v8::Local<v8::Object> target);
 
  protected:
-  StatWatcher(Environment* env, v8::Local<v8::Object> wrap, bool use_bigint);
+  StatWatcher(Environment* env,
+              v8::Local<v8::Object> wrap,
+              bool use_bigint);
 
   static void New(const v8::FunctionCallbackInfo<v8::Value>& args);
   static void Start(const v8::FunctionCallbackInfo<v8::Value>& args);
-  static void Stop(const v8::FunctionCallbackInfo<v8::Value>& args);
-  static void IsActive(const v8::FunctionCallbackInfo<v8::Value>& args);
 
   size_t self_size() const override { return sizeof(*this); }
 
@@ -53,10 +51,8 @@ class StatWatcher : public AsyncWrap {
                        int status,
                        const uv_stat_t* prev,
                        const uv_stat_t* curr);
-  void Stop();
-  bool IsActive();
 
-  uv_fs_poll_t* watcher_;
+  uv_fs_poll_t watcher_;
   const bool use_bigint_;
 };