parserexceptions.h

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// -*- lsst-c++ -*-

/*
 * LSST Data Management System
 * Copyright 2008, 2009, 2010 LSST Corporation.
 *
 * This product includes software developed by the
 * LSST Project (http://www.lsst.org/).
 *
 * 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 3 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 LSST License Statement and
 * the GNU General Public License along with this program.  If not,
 * see <http://www.lsstcorp.org/LegalNotices/>.
 */

#ifndef LSST_PEX_POLICY_PARSER_EXCEPTIONS_H
#define LSST_PEX_POLICY_PARSER_EXCEPTIONS_H

#include "lsst/pex/policy/exceptions.h"
#include <sstream>

namespace lsst {
namespace pex {
namespace policy {

class ParserError : public lsst::pex::exceptions::RuntimeError {
public:

    ParserError(POL_EARGS_TYPED)
        : lsst::pex::exceptions::RuntimeError(
                POL_EARGS_UNTYPED, "Unspecified parsing error encountered")
    { }

    ParserError(POL_EARGS_TYPED, const std::string& msg)
        : lsst::pex::exceptions::RuntimeError(POL_EARGS_UNTYPED, msg)
    { }

    ParserError(POL_EARGS_TYPED, const std::string& msg, int lineno)
        : lsst::pex::exceptions::RuntimeError(
                POL_EARGS_UNTYPED, makeLocatedMessage(msg,lineno))
    { }

    static std::string makeLocatedMessage(const std::string& msg, int lineno) {
        std::ostringstream out;
        out << "Policy Parsing Error:" << lineno << ": " << msg << std::ends;
        return out.str();
    }

    virtual char const *getType() const throw();
    virtual lsst::pex::exceptions::Exception *clone() const;
};

class EOFError : public ParserError {
public:

    EOFError(POL_EARGS_TYPED)
        : ParserError(POL_EARGS_UNTYPED,
                      "Unexpected end of Policy data stream")
    { }

    EOFError(POL_EARGS_TYPED, const std::string& msg)
        : ParserError(POL_EARGS_UNTYPED, msg) { }

    EOFError(POL_EARGS_TYPED, int lineno)
        : ParserError(POL_EARGS_UNTYPED,
                      "Unexpected end of Policy data stream", lineno)
    { }

    EOFError(POL_EARGS_TYPED, const std::string& msg, int lineno)
        : ParserError(POL_EARGS_UNTYPED, msg, lineno) { }

    virtual char const *getType() const throw();
    virtual lsst::pex::exceptions::Exception *clone() const;
};

class SyntaxError : public ParserError {
public:

    SyntaxError(POL_EARGS_TYPED)
        : ParserError(POL_EARGS_UNTYPED, "Unknonwn syntax error") { }

    SyntaxError(POL_EARGS_TYPED, const std::string& msg)
        : ParserError(POL_EARGS_UNTYPED, msg) { }

    SyntaxError(POL_EARGS_TYPED, const std::string& msg, int lineno)
        : ParserError(POL_EARGS_UNTYPED, msg, lineno) { }

    virtual char const *getType() const throw();
    virtual lsst::pex::exceptions::Exception *clone() const;
};

class FormatSyntaxError : public SyntaxError {
public:

    FormatSyntaxError(POL_EARGS_TYPED)
        : SyntaxError(POL_EARGS_UNTYPED, "Unknonwn syntax error") { }

    FormatSyntaxError(POL_EARGS_TYPED, const std::string& msg)
        : SyntaxError(POL_EARGS_UNTYPED, msg) { }

    FormatSyntaxError(POL_EARGS_TYPED, const std::string& msg, int lineno)
        : SyntaxError(POL_EARGS_UNTYPED, msg, lineno) { }

    virtual char const *getType() const throw();
    virtual lsst::pex::exceptions::Exception *clone() const;
};

class UnsupportedSyntax : public SyntaxError {
public:

    UnsupportedSyntax(POL_EARGS_TYPED)
        : SyntaxError(POL_EARGS_UNTYPED, "Unsupported syntax error") { }

    UnsupportedSyntax(POL_EARGS_TYPED, const std::string& msg)
        : SyntaxError(POL_EARGS_UNTYPED, msg) { }

    UnsupportedSyntax(POL_EARGS_TYPED, const std::string& msg, int lineno)
        : SyntaxError(POL_EARGS_UNTYPED, msg, lineno) { }

    virtual char const *getType() const throw();
    virtual lsst::pex::exceptions::Exception *clone() const;
};




}}}  // end namespace lsst::pex::policy


#endif // LSST_PEX_POLICY_PARSER_EXCEPTIONS_H