error.hpp

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#ifndef __JOIN_ERROR_HPP__
#define __JOIN_ERROR_HPP__
 
// C++.
#include <system_error>
 
namespace join
{
    extern thread_local std::error_code lastError;
 
    enum class Errc
    {
        InUse = 1,              
        InvalidParam,           
        ConnectionRefused,      
        ConnectionClosed,       
        TimedOut,               
        PermissionDenied,       
        OutOfMemory,            
        OperationFailed,        
        NotFound,               
        MessageUnknown,         
        MessageTooLong,         
        TemporaryError,         
        UnknownError            
    };
 
    class ErrorCategory : public std::error_category
    {
    public:
        virtual const char* name () const noexcept;
 
        virtual std::string message (int code) const;
 
        virtual bool equivalent (const std::error_code& code, int condition) const noexcept;
    };
 
    const std::error_category& getErrorCategory ();
 
    std::error_code make_error_code (join::Errc code);
 
    std::error_condition make_error_condition (join::Errc code);
}
 
namespace std
{
    template <> struct is_error_condition_enum <join::Errc> : public true_type {};
}
 
#endif