Classes: Add support for toString

src/ast.h

 // 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.
 
 #ifndef V8_AST_H_
 #define V8_AST_H_
 
 #include "src/v8.h"
 
 #include "src/assembler.h"
@@ skipping 2518 matching lines @@
  public:
   typedef ObjectLiteralProperty Property;
 
   DECLARE_NODE_TYPE(ClassLiteral)
 
   Handle<String> name() const { return raw_name_->string(); }
   const AstRawString* raw_name() const { return raw_name_; }
   Expression* extends() const { return extends_; }
   Expression* constructor() const { return constructor_; }
   ZoneList<Property*>* properties() const { return properties_; }
+  int start_position() const { return position(); }
+  int end_position() const { return end_position_; }
 
  protected:
   ClassLiteral(Zone* zone, const AstRawString* name, Expression* extends,
                Expression* constructor, ZoneList<Property*>* properties,
-               int position, IdGen* id_gen)
-      : Expression(zone, position, id_gen),
+               int start_position, int end_position, IdGen* id_gen)
+      : Expression(zone, start_position, id_gen),
         raw_name_(name),
         extends_(extends),
         constructor_(constructor),
-        properties_(properties) {}
+        properties_(properties),
+        end_position_(end_position) {}
 
  private:
   const AstRawString* raw_name_;
   Expression* extends_;
   Expression* constructor_;
   ZoneList<Property*>* properties_;
+  int end_position_;
 };
 
 
 class NativeFunctionLiteral FINAL : public Expression {
  public:
   DECLARE_NODE_TYPE(NativeFunctionLiteral)
 
   Handle<String> name() const { return name_->string(); }
   v8::Extension* extension() const { return extension_; }
 
@@ skipping 963 matching lines @@
     // Top-level literal doesn't count for the AST's properties.
     if (is_function == FunctionLiteral::kIsFunction) {
       visitor_.VisitFunctionLiteral(lit);
     }
     return lit;
   }
 
   ClassLiteral* NewClassLiteral(const AstRawString* name, Expression* extends,
                                 Expression* constructor,
                                 ZoneList<ObjectLiteral::Property*>* properties,
-                                int position) {
-    ClassLiteral* lit = new (zone_) ClassLiteral(
-        zone_, name, extends, constructor, properties, position, id_gen_);
+                                int start_position, int end_position) {
+    ClassLiteral* lit =
+        new (zone_) ClassLiteral(zone_, name, extends, constructor, properties,
+                                 start_position, end_position, id_gen_);
     VISIT_AND_RETURN(ClassLiteral, lit)
   }
 
   NativeFunctionLiteral* NewNativeFunctionLiteral(const AstRawString* name,
                                                   v8::Extension* extension,
                                                   int pos) {
     NativeFunctionLiteral* lit =
         new (zone_) NativeFunctionLiteral(zone_, name, extension, pos, id_gen_);
     VISIT_AND_RETURN(NativeFunctionLiteral, lit)
   }
@@ skipping 15 matching lines @@
   Zone* zone_;
   Visitor visitor_;
   AstValueFactory* ast_value_factory_;
   AstNode::IdGen* id_gen_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_AST_H_