stream_wrap, udp_wrap: add read-only fd property

Expose the file descriptor as a read-only property on the internal
handle objects. Intended for debugging purposes, not part of the API
proper. The property is always null on Windows.

Fixes #4754.

1 files changed, 2 insertions, 0 deletions

diff --git a/src/udp_wrap.h b/src/udp_wrap.h
index d06ed322e8..dc4ddfb8e4 100644
--- a/src/udp_wrap.h
+++ b/src/udp_wrap.h
@@ -10,6 +10,8 @@ namespace node {
 class UDPWrap: public HandleWrap {
  public:
   static void Initialize(v8::Handle<v8::Object> target);
+  static v8::Handle<v8::Value> GetFD(v8::Local<v8::String>,
+                                     const v8::AccessorInfo&);
   static v8::Handle<v8::Value> New(const v8::Arguments& args);
   static v8::Handle<v8::Value> Bind(const v8::Arguments& args);
   static v8::Handle<v8::Value> Send(const v8::Arguments& args);