Lexer_p.h

/*
 *  Copyright (c) 2008,2010,2015 Cyrille Berger <cberger@cberger.net>
 *
 */
 
#ifndef _SPARQL_LEXER_BASE_H_
#define _SPARQL_LEXER_BASE_H_
 
class QIODevice;
 
#include <QVariantHash>
 
#include <knowCore/ValueHash.h>
#include <knowCore/LexerTextStream.h>
 
#include "Token_p.h"
 
namespace kDB
{
  namespace SPARQL
  {
    class Lexer {
      public:
        Lexer(QIODevice* sstream, const knowCore::ValueHash& _bindings);
        Lexer(const QString& string, const knowCore::ValueHash& _bindings);
        ~Lexer();
      public:
        Token nextToken();
        void setCurieLexingEnabled(bool _v);
        bool isCurieLexingEnabled() const;
        void setPrefixLexingEnabled(bool _v);
        void setUriLexingEnabled(bool _v);
        bool isUriLexingEnabled() const;
        void setPLLexingEnabled(bool _v);
        bool isPLLexingEnabled() const;
      protected:
        enum NameMode
        {
          PN_LOCAL, VARNAME, IDENTIFIER
        };
        QString getName(knowCore::LexerTextStream::Element lastChar, NameMode nameMode);
        Token getDigit(knowCore::LexerTextStream::Element lastChar);
        Token getString(const QString& terminator, Token::Type _type);
      private:
        struct Private;
        Private* const d;
    };
  }
}
 
#endif