[V8] Added Script::is_debugger_script flag for embedders

src/accessors.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #include "src/accessors.h"
 #include "src/api.h"
 #include "src/compiler.h"
 #include "src/contexts.h"
@@ skipping 769 matching lines @@
       Isolate* isolate, PropertyAttributes attributes) {
   return MakeAccessor(isolate,
                       isolate->factory()->source_mapping_url_string(),
                       &ScriptSourceMappingUrlGetter,
                       &ScriptSourceMappingUrlSetter,
                       attributes);
 }
 
 
 //
+// Accessors::ScriptIsDebuggerScript
+//
+
+
+void Accessors::ScriptIsDebuggerScriptGetter(

[Yang, 2015/01/28 09:47:30]

Why is this necessary? I don't see it for the is_shared_cross_origin flag.

[kozy, 2015/01/29 10:52:55]

We use this variable in our DebuggerScript.js in blink. We need to have this
accessor for receiving script information after compile.

+    v8::Local<v8::Name> name, const v8::PropertyCallbackInfo<v8::Value>& info) {
+  i::Isolate* isolate = reinterpret_cast<i::Isolate*>(info.GetIsolate());
+  DisallowHeapAllocation no_allocation;
+  HandleScope scope(isolate);
+  Object* object = *Utils::OpenHandle(*info.This());
+  bool is_debugger_script =
+      Script::cast(JSValue::cast(object)->value())->is_debugger_script();
+  Object* res = *isolate->factory()->ToBoolean(is_debugger_script);
+  info.GetReturnValue().Set(Utils::ToLocal(Handle<Object>(res, isolate)));
+}
+
+
+void Accessors::ScriptIsDebuggerScriptSetter(
+    v8::Local<v8::Name> name, v8::Local<v8::Value> value,
+    const v8::PropertyCallbackInfo<void>& info) {
+  UNREACHABLE();
+}
+
+
+Handle<AccessorInfo> Accessors::ScriptIsDebuggerScriptInfo(
+    Isolate* isolate, PropertyAttributes attributes) {
+  Handle<String> name(isolate->factory()->InternalizeOneByteString(
+      STATIC_CHAR_VECTOR("is_debugger_script")));
+  return MakeAccessor(isolate, name, &ScriptIsDebuggerScriptGetter,
+                      &ScriptIsDebuggerScriptSetter, attributes);
+}
+
+
+//
 // Accessors::ScriptGetContextData
 //
 
 
 void Accessors::ScriptContextDataGetter(
     v8::Local<v8::Name> name,
     const v8::PropertyCallbackInfo<v8::Value>& info) {
   i::Isolate* isolate = reinterpret_cast<i::Isolate*>(info.GetIsolate());
   DisallowHeapAllocation no_allocation;
   HandleScope scope(isolate);
@@ skipping 694 matching lines @@
   info->set_data(Smi::FromInt(index));
   Handle<Object> getter = v8::FromCData(isolate, &ModuleGetExport);
   Handle<Object> setter = v8::FromCData(isolate, &ModuleSetExport);
   info->set_getter(*getter);
   if (!(attributes & ReadOnly)) info->set_setter(*setter);
   return info;
 }
 
 
 } }  // namespace v8::internal