///###////////////////////////////////////////////////////////////////////////
//
// Burton Computer Corporation
// http://www.burton-computer.com
// http://www.cooldevtools.com
// $Id: HdlParser.h 272 2007-01-06 19:37:27Z brian $
//
// Copyright (C) 2007 Burton Computer Corporation
// ALL RIGHTS RESERVED
//
// This program is open source software; you can redistribute it
// and/or modify it under the terms of the Q Public License (QPL)
// version 1.0. Use of this software in whole or in part, including
// linking it (modified or unmodified) into other programs is
// subject to the terms of the QPL.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// Q Public License for more details.
//
// You should have received a copy of the Q Public License
// along with this program; see the file LICENSE.txt.  If not, visit
// the Burton Computer Corporation or CoolDevTools web site
// QPL pages at:
//
//    http://www.burton-computer.com/qpl.html
//    http://www.cooldevtools.com/qpl.html
//

#ifndef _HdlParser_h
#define _HdlParser_h

#include "File.h"
#include "HdlTokenizer.h"

class HdlStatement;
class HdlToken;

class HdlParser
{
public:
  HdlParser() {}
  ~HdlParser() {}

  const Ref<HdlStatement> parseString(const string &src);
  const Ref<HdlStatement> parseFile(const File &file);

private:
  /// Not implemented.
  HdlParser(const HdlParser &);

  /// Not implemented.
  HdlParser& operator=(const HdlParser &);

private:
  const Ref<HdlStatement> parse();
  const Ref<HdlStatement> parseBlock();
  const Ref<HdlStatement> parseStatement(const Ref<HdlToken> &id, bool is_block);
  void parseArgumentsForStatement(const Ref<HdlStatement> &stmt);
  void skipAndEnsureSemiColon();
  const Ref<HdlToken> skipAndEnsureIdentifier();

private:
  Ref<HdlTokenizer> m_tokenizer;
};

#endif // _HdlParser_h