exceptions.hpp

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#ifndef CFGFILE__EXCEPTIONS_HPP__INCLUDED
#define CFGFILE__EXCEPTIONS_HPP__INCLUDED
 
// C++ include.
#include <stdexcept>
 
// cfgfile include.
#include "types.hpp"
 
 
namespace cfgfile {
 
//
// exception_t
//
 
template< typename Trait = string_trait_t >
class exception_t final
    :   public std::logic_error
{
public:
    explicit exception_t( typename Trait::string_t what )
        :   std::logic_error( "Please use desc() method of the exception." )
        ,   m_what( std::move( what ) )
    {
    }
 
    ~exception_t() noexcept
    {
    }
 
    const typename Trait::string_t & desc() const noexcept
    {
        return m_what;
    }
 
private:
    typename Trait::string_t m_what;
}; // class exception_t
 
 
#ifndef CFGFILE_DISABLE_STL
 
//
// exception_t< string_trait_t >
//
 
template<>
class exception_t< string_trait_t >
    :   public std::logic_error
{
public:
    explicit exception_t( string_trait_t::string_t what )
        :   std::logic_error( what )
        ,   m_what( std::move( what ) )
    {
    }
 
    ~exception_t() noexcept
    {
    }
 
    const string_trait_t::string_t & desc() const noexcept
    {
        return m_what;
    }
 
private:
    string_trait_t::string_t m_what;
}; // class exception_t< string_trait_t >
 
#endif // CFGFILE_DISABLE_STL
 
} /* namespace cfgfile */
 
#endif // CFGFILE__EXCEPTIONS_HPP__INCLUDED