/*********************                                                        */
/*! \file option_exception.h
 ** \verbatim
 ** Top contributors (to current version):
 **   Morgan Deters, Andres Noetzli, Tim King
 ** This file is part of the CVC4 project.
 ** Copyright (c) 2009-2019 by the authors listed in the file AUTHORS
 ** in the top-level source directory) and their institutional affiliations.
 ** All rights reserved.  See the file COPYING in the top-level source
 ** directory for licensing information.\endverbatim
 **
 ** \brief Options-related exceptions
 **
 ** Options-related exceptions.
 **/

#include <cvc4/cvc4_public.h>

#ifndef __CVC4__OPTION_EXCEPTION_H
#define __CVC4__OPTION_EXCEPTION_H

#include <cvc4/base/exception.h>

namespace CVC4 {

/**
 * Class representing an option-parsing exception such as badly-typed
 * or missing arguments, arguments out of bounds, etc.  If an option
 * name is itself unrecognized, a UnrecognizedOptionException (a derived
 * class, below) should be used instead.
 */
class CVC4_PUBLIC OptionException : public CVC4::Exception {
 public:
  OptionException(const std::string& s) : CVC4::Exception(s_errPrefix + s) {}

  /**
   * Get the error message without the prefix that is automatically added for
   * OptionExceptions.
   */
  std::string getRawMessage() const
  {
    return getMessage().substr(s_errPrefix.size());
  }

 private:
  /** The string to be added in front of the actual error message */
  static const std::string s_errPrefix;
};/* class OptionException */

/**
 * Class representing an exception in option processing due to an
 * unrecognized or unsupported option key.
 */
class CVC4_PUBLIC UnrecognizedOptionException : public CVC4::OptionException {
 public:
  UnrecognizedOptionException() :
    CVC4::OptionException("Unrecognized informational or option key or setting") {
  }

  UnrecognizedOptionException(const std::string& msg) :
    CVC4::OptionException("Unrecognized informational or option key or setting: " + msg) {
  }
};/* class UnrecognizedOptionException */

}/* CVC4 namespace */

#endif /* __CVC4__OPTION_EXCEPTION_H */
