Debugger: add ability to set script source from within OnBeforeCompile.

src/objects.h

 // Copyright 2012 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 4960 matching lines @@
     TYPE_EXTENSION = 1,
     TYPE_NORMAL = 2
   };
 
   // Script compilation types.
   enum CompilationType {
     COMPILATION_TYPE_HOST = 0,
     COMPILATION_TYPE_EVAL = 1
   };
 
+  // Script compilation state.
+  enum CompilationState {
+    COMPILATION_STATE_INITIAL = 0,
+    COMPILATION_STATE_COMPILED = 1
+  };
+
   // [source]: the script source.
   DECL_ACCESSORS(source, Object)
 
   // [name]: the script name.
   DECL_ACCESSORS(name, Object)
 
   // [id]: the script id.
   DECL_ACCESSORS(id, Object)
 
   // [line_offset]: script line offset in resource from where it was extracted.
@@ skipping 11 matching lines @@
 
   // [wrapper]: the wrapper cache.
   DECL_ACCESSORS(wrapper, Foreign)
 
   // [type]: the script type.
   DECL_ACCESSORS(type, Smi)
 
   // [compilation]: how the the script was compiled.
   DECL_ACCESSORS(compilation_type, Smi)
 
+  // [is_compiled]: determines whether the script has already been compiled.
+  DECL_ACCESSORS(compilation_state, Smi)
+
   // [line_ends]: FixedArray of line ends positions.
   DECL_ACCESSORS(line_ends, Object)
 
   // [eval_from_shared]: for eval scripts the shared funcion info for the
   // function from which eval was called.
   DECL_ACCESSORS(eval_from_shared, Object)
 
   // [eval_from_instructions_offset]: the instruction offset in the code for the
   // function from which eval was called where eval was called.
   DECL_ACCESSORS(eval_from_instructions_offset, Smi)
@@ skipping 16 matching lines @@
 
   static const int kSourceOffset = HeapObject::kHeaderSize;
   static const int kNameOffset = kSourceOffset + kPointerSize;
   static const int kLineOffsetOffset = kNameOffset + kPointerSize;
   static const int kColumnOffsetOffset = kLineOffsetOffset + kPointerSize;
   static const int kDataOffset = kColumnOffsetOffset + kPointerSize;
   static const int kContextOffset = kDataOffset + kPointerSize;
   static const int kWrapperOffset = kContextOffset + kPointerSize;
   static const int kTypeOffset = kWrapperOffset + kPointerSize;
   static const int kCompilationTypeOffset = kTypeOffset + kPointerSize;
-  static const int kLineEndsOffset = kCompilationTypeOffset + kPointerSize;
+  static const int kCompilationStateOffset =
+      kCompilationTypeOffset + kPointerSize;
+  static const int kLineEndsOffset = kCompilationStateOffset + kPointerSize;
   static const int kIdOffset = kLineEndsOffset + kPointerSize;
   static const int kEvalFromSharedOffset = kIdOffset + kPointerSize;
   static const int kEvalFrominstructionsOffsetOffset =
       kEvalFromSharedOffset + kPointerSize;
   static const int kSize = kEvalFrominstructionsOffsetOffset + kPointerSize;
 
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(Script);
 };
 
@@ skipping 3516 matching lines @@
     } else {
       value &= ~(1 << bit_position);
     }
     return value;
   }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_H_