* Changed string-representation of regexps to handle unprintable chars.

regexp2000/src/jsregexp.h

 // Copyright 2006-2008 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 403 matching lines @@
 
 #define FORWARD_DECLARE(Name) class RegExp##Name;
 FOR_EACH_REG_EXP_TREE_TYPE(FORWARD_DECLARE)
 #undef FORWARD_DECLARE
 
 
 class TextElement {
  public:
   enum Type {UNINITIALIZED, ATOM, CHAR_CLASS};
   TextElement() : type(UNINITIALIZED) { }
-  TextElement(Type t) : type(t) { }
+  explicit TextElement(Type t) : type(t) { }
   static TextElement Atom(RegExpAtom* atom);
   static TextElement CharClass(RegExpCharacterClass* char_class);
   Type type;
   union {
     RegExpAtom* u_atom;
     RegExpCharacterClass* u_char_class;
   } data;
 };
 
 
@@ skipping 261 matching lines @@
   static Handle<FixedArray> Compile(RegExpParseResult* input,
                                     RegExpNode** node_return,
                                     bool ignore_case);
   static void DotPrint(const char* label, RegExpNode* node);
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_JSREGEXP_H_