LCOM1920-T02G10

// Copyright 2011 Google Inc.

// 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 with the distribution.

// * Neither the name of Google Inc. nor the names of its contributors

//   may be used to endorse or promote products derived from this software

//   without specific prior written permission.

//

// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

/// \file exceptions.hpp

/// Exception types raised by lutok.

#if !defined(LUTOK_EXCEPTIONS_HPP)

#define LUTOK_EXCEPTIONS_HPP

#include <stdexcept>

#include <string>

namespace lutok {

class state;

/// Base exception for lua errors.

class error : public std::runtime_error {

public:

    explicit error(const std::string&);

    virtual ~error(void) throw();

};

/// Exception for errors raised by the Lua API library.

class api_error : public error {

    /// Name of the Lua C API function that caused the error.

    std::string _api_function;

public:

    explicit api_error(const std::string&, const std::string&);

    virtual ~api_error(void) throw();

    static api_error from_stack(state&, const std::string&);

    const std::string& api_function(void) const;

};

/// File not found error.

class file_not_found_error : public error {

    /// Name of the not-found file.

    std::string _filename;

public:

    explicit file_not_found_error(const std::string&);

    virtual ~file_not_found_error(void) throw();

    const std::string& filename(void) const;

};

}  // namespace lutok

#endif  // !defined(LUTOK_EXCEPTIONS_HPP)