Port CallSite methods to C++.

src/messages.h

 // Copyright 2006-2008 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.
 
 // The infrastructure used for (localized) message reporting in V8.
 //
 // Note: there's a big unresolved issue about ownership of the data
 // structures used by this framework.
 
 #ifndef V8_MESSAGES_H_
@@ skipping 70 matching lines @@
 
   static void DefaultMessageReport(Isolate* isolate,
                                    const MessageLocation* loc,
                                    Handle<Object> message_obj);
   static Handle<String> GetMessage(Isolate* isolate, Handle<Object> data);
   static SmartArrayPointer<char> GetLocalizedMessage(Isolate* isolate,
                                                      Handle<Object> data);
 };
 
 
+class CallSite {
+ public:
+  CallSite(Handle<Object> receiver, Handle<JSFunction> fun, int pos)
+      : receiver_(receiver), fun_(fun), pos_(pos) {}
+
+  Handle<Object> GetFileName(Isolate* isolate);
+  Handle<Object> GetFunctionName(Isolate* isolate);
+  Handle<Object> GetScriptNameOrSourceUrl(Isolate* isolate);
+  int GetLineNumber(Isolate* isolate);

[Jakob Kummerow, 2015/04/27 12:18:22]

To prevent future confusion, let's add a comment stating that the result is
1-based.

+  int GetColumnNumber(Isolate* isolate);
+  bool IsNative(Isolate* isolate);
+  bool IsToplevel(Isolate* isolate);
+  bool IsEval(Isolate* isolate);
+
+ private:
+  Handle<Object> receiver_;
+  Handle<JSFunction> fun_;
+  int pos_;
+};
+
+
 #define MESSAGE_TEMPLATES(T)                                                   \
   /* Error */                                                                  \
   T(CyclicProto, "Cyclic __proto__ value")                                     \
   T(DefaultOptionsMissing, "Internal % error. Default options are missing.")   \
   T(Unsupported, "Not supported")                                              \
   T(WrongServiceType, "Internal error, wrong service type: %")                 \
   T(WrongValueType, "Internal error. Wrong value type.")                       \
   /* TypeError */                                                              \
   T(ApplyNonFunction,                                                          \
     "Function.prototype.apply was called on %, which is a % and not a "        \
@@ skipping 93 matching lines @@
   };
 
   static MaybeHandle<String> FormatMessage(int template_index,
                                            Handle<String> arg0,
                                            Handle<String> arg1,
                                            Handle<String> arg2);
 };
 } }  // namespace v8::internal
 
 #endif  // V8_MESSAGES_H_