WebSocketErrorCategory.hpp

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#pragma once
#ifndef _KURLYK_UTILS_WEBSOCKET_ERROR_CATEGORY_HPP_INCLUDED
#define _KURLYK_UTILS_WEBSOCKET_ERROR_CATEGORY_HPP_INCLUDED

 
namespace kurlyk::utils {

    enum class WebSocketError {
        ConnectionFailed = 1,         
        UnexpectedClose,              
        ProtocolViolation,            
        UnsupportedDataType,          
        InvalidCloseCode,             
        CompressionError              
    };

    class WebSocketErrorCategory : public std::error_category {
    public:
        const char* name() const noexcept override {
            return "websocket";
        }
 
        std::string message(int ev) const override {
            switch (static_cast<WebSocketError>(ev)) {
                case WebSocketError::ConnectionFailed:
                    return "Failed to establish WebSocket connection";
                case WebSocketError::UnexpectedClose:
                    return "WebSocket connection was closed unexpectedly";
                case WebSocketError::ProtocolViolation:
                    return "WebSocket protocol violation detected";
                case WebSocketError::UnsupportedDataType:
                    return "Unsupported WebSocket data type received";
                case WebSocketError::InvalidCloseCode:
                    return "Received invalid WebSocket close code";
                case WebSocketError::CompressionError:
                    return "Compression or decompression error during WebSocket exchange";
                default:
                    return "Unknown WebSocket error";
            }
        }
    };

    inline const std::error_category& websocket_error_category() {
        static WebSocketErrorCategory instance;
        return instance;
    }

    inline std::error_code make_error_code(WebSocketError e) {
        return {static_cast<int>(e), websocket_error_category()};
    }
 
} // namespace kurlyk::utils

namespace std {
    template<>
    struct is_error_code_enum<kurlyk::utils::WebSocketError> : true_type {};
}
 
#endif // _KURLYK_UTILS_WEBSOCKET_ERROR_CATEGORY_HPP_INCLUDED