Added API call to get the stack trace for an exception

src/api.cc

 // Copyright 2009 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1201 matching lines @@
   if (HasCaught()) {
     // Check for out of memory exception.
     i::Object* exception = reinterpret_cast<i::Object*>(exception_);
     return v8::Utils::ToLocal(i::Handle<i::Object>(exception));
   } else {
     return v8::Local<Value>();
   }
 }
 
 
+v8::Local<Value> v8::TryCatch::StackTrace() const {
+  if (HasCaught()) {
+    i::Object* raw_ptr = reinterpret_cast<i::Object*>(exception_);
+    if (!raw_ptr->IsJSObject()) return v8::Local<Value>();
+    v8::HandleScope scope;
+    i::Handle<i::Object> raw_obj(raw_ptr);

[Søren Thygesen Gjesse, 2009/08/17 13:30:16]

Why not just

i::Handle<i::JSObject> obj(i::JSObject::cast(raw_ptr));

[Christian Plesner Hansen, 2009/08/17 13:33:59]

Done

+    i::Handle<i::JSObject> obj = i::Handle<i::JSObject>::cast(raw_obj);
+    i::Handle<i::String> name = i::Factory::LookupAsciiSymbol("stack");
+    if (!obj->HasProperty(*name))
+      return v8::Local<Value>();
+    return scope.Close(v8::Utils::ToLocal(i::GetProperty(obj, name)));
+  } else {
+    return v8::Local<Value>();
+  }
+}
+
+
 v8::Local<v8::Message> v8::TryCatch::Message() const {
   if (HasCaught() && message_ != i::Smi::FromInt(0)) {
     i::Object* message = reinterpret_cast<i::Object*>(message_);
     return v8::Utils::MessageToLocal(i::Handle<i::Object>(message));
   } else {
     return v8::Local<v8::Message>();
   }
 }
 
 
@@ skipping 2447 matching lines @@
       reinterpret_cast<HandleScopeImplementer*>(storage);
   List<void**>* blocks_of_archived_thread = thread_local->Blocks();
   v8::ImplementationUtilities::HandleScopeData* handle_data_of_archived_thread =
       &thread_local->handle_scope_data_;
   Iterate(v, blocks_of_archived_thread, handle_data_of_archived_thread);
 
   return storage + ArchiveSpacePerThread();
 }
 
 } }  // namespace v8::internal