src,lib: v8-inspector support

This change introduces experimental v8-inspector support. This brings
the DevTools debug protocol allowing Node.js to be debugged with
Chrome DevTools native, or through other debuggers supporting that
protocol.

Partial WebSocket support, to the extent required by DevTools, is
included. This is derived from the implementation in Blink.

v8-inspector support can be disabled by the --without-inspector
configure flag.

PR-URL: https://github.com/nodejs/node/pull/6792
Reviewed-By: jasnell - James M Snell <jasnell@gmail.com>
Reviewed-By: addaleax - Anna Henningsen <anna@addaleax.net>
Reviewed-By: bnoordhuis - Ben Noordhuis <info@bnoordhuis.nl>

1 files changed, 5 insertions, 1 deletions

diff --git a/src/node_internals.h b/src/node_internals.h
index 2875f5ac79..64134d9ab8 100644
--- a/src/node_internals.h
+++ b/src/node_internals.h
@@ -221,7 +221,7 @@ class ArrayBufferAllocator : public v8::ArrayBuffer::Allocator {
 // by clearing all callbacks that could handle the error.
 void ClearFatalExceptionHandlers(Environment* env);
 
-enum NodeInstanceType { MAIN, WORKER };
+enum NodeInstanceType { MAIN, WORKER, REMOTE_DEBUG_SERVER };
 
 class NodeInstanceData {
   public:
@@ -265,6 +265,10 @@ class NodeInstanceData {
       return node_instance_type_ == WORKER;
     }
 
+    bool is_remote_debug_server() {
+      return node_instance_type_ == REMOTE_DEBUG_SERVER;
+    }
+
     int argc() {
       return argc_;
     }