errorsContainer.h

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/***************************************************************************
 *   Copyright (C) 2005 by Christophe GONZALES and Pierre-Henri WUILLEMIN  *
 *   {prenom.nom}_at_lip6.fr                                               *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   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         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/

#ifndef GUM_ERRORS_CONTAINERS_H
#define GUM_ERRORS_CONTAINERS_H

#include <fstream>
#include <iostream>
#include <vector>

#include <agrum/agrum.h>

#include <agrum/core/cocoR/common.h>

namespace gum {

  class ParseError {
    public:
    // ============================================================================
    // ============================================================================

    ParseError(bool is_error, const std::string& msg, Idx line);

    ParseError(bool               is_error,
               const std::string& msg,
               const std::string& filename,
               Idx                line,
               Idx                col = 0);

    ParseError(bool               is_error,
               const std::string& msg,
               const std::string& filename,
               const std::string& code,
               Idx                line,
               Idx                col = 0);

    ParseError(const ParseError& cont);

    // ============================================================================
    // ============================================================================

    ParseError operator=(const ParseError& cont);

    // ============================================================================
    // ============================================================================

    bool is_error;

    Idx line;

    Idx column;

    std::string msg;

    std::string filename;

    mutable std::string code;   // default ""

    std::string toString() const;

    std::string toElegantString() const;

  };

  class ErrorsContainer {
    mutable std::vector< ParseError > errors;

    public:
    Size error_count;

    // Number of warnings detected.
    Size warning_count;

    // ============================================================================
    // ============================================================================

    ErrorsContainer();

    ErrorsContainer(const ErrorsContainer& cont);

    // ============================================================================
    // ============================================================================

    void add(ParseError error);

    ParseError error(Idx i) const;

    ParseError last() const;

    void addError(const std::string& msg,
                  const std::string& filename,
                  Idx                line,
                  Idx                col);

    void addWarning(const std::string& msg,
                    const std::string& filename,
                    Idx                line,
                    Idx                col);

    void addException(const std::string& msg, const std::string& filename);

    Size count() const;

    void syntheticResults(std::ostream& o) const;

    void simpleErrors(std::ostream& o) const;

    void simpleErrorsAndWarnings(std::ostream& o) const;

    void elegantErrors(std::ostream& o) const;

    void elegantErrorsAndWarnings(std::ostream& o) const;

    // ============================================================================
    // ============================================================================

    void
       Error(const std::wstring& filename, Idx line, Idx col, const wchar_t* msg);

    void Warning(const std::wstring& filename,
                 Idx                 line,
                 Idx                 col,
                 const wchar_t*      msg);

    void Exception(const std::wstring& filename, const wchar_t* msg);

    // ============================================================================
    // ============================================================================

    ErrorsContainer operator+(const ErrorsContainer& cont) const;

    ErrorsContainer operator=(const ErrorsContainer& cont);

    ErrorsContainer operator+=(const ErrorsContainer& cont);


  };   // ErrorsContainer

}   // namespace gum

#ifndef GUM_NO_INLINE
#  include <agrum/core/errorsContainer_inl.h>
#endif /* GUM_NO_INLINE */

#endif   // GUM_ERRORS_CONTAINERS_H