exceptions.hpp

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#ifndef ARGS__EXCEPTIONS_HPP__INCLUDED
#define ARGS__EXCEPTIONS_HPP__INCLUDED
 
// C++ include.
#include <stdexcept>
 
// Args include.
#include "types.hpp"
 
 
namespace Args {
 
//
// BaseException
//
 
class BaseException
    :   public std::logic_error
{
public: 
    explicit BaseException( String what )
        :   std::logic_error( "Please use desc() method of the exception." )
        ,   m_what( std::move( what ) )
    {
    }
 
    virtual ~BaseException() noexcept
    {
    }
 
    const String & desc() const noexcept
    {
        return m_what;
    }
 
private:
    String m_what;
}; // class BaseException
 
 
//
// HelpHasBeenPrintedException
//
 
class HelpHasBeenPrintedException final
    :   public BaseException
{
public:
    HelpHasBeenPrintedException()
        :   BaseException( SL( "Help has been printed." ) )
    {
    }
}; // class HelpHasBeenPrintedException
 
} /* namespace Args */
 
#endif // ARGS__EXCEPTIONS_HPP__INCLUDED