library/cpp/yson_pull/exceptions.h


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#pragma once

#include "position_info.h"

#include <util/generic/string.h>

#include <stdexcept>
#include <string>

namespace NYsonPull { 
    namespace NException { 
        class TBadStream: public std::exception { 
            TString Message_;
            TPositionInfo Position_;
            mutable TString FormattedMessage_;

        public: 
            TBadStream( 
                TString message,
                const TPositionInfo& position) 
                : Message_(std::move(message))
                , Position_(position)
            { 
            } 

            const TPositionInfo& Position() const {
                return Position_;
            } 

            const char* what() const noexcept override; 
        }; 

        class TBadInput: public TBadStream { 
        public: 
            using TBadStream::TBadStream; 
        }; 

        class TBadOutput: public TBadStream { 
        public: 
            using TBadStream::TBadStream; 
        }; 

        class TSystemError: public std::exception { 
            int SavedErrno_;

        public: 
            TSystemError(); 
            TSystemError(int saved_errno) 
                : SavedErrno_{saved_errno} {
            } 

            int saved_errno() const noexcept { 
                return SavedErrno_;
            } 

            const char* what() const noexcept override; 
        }; 
    } 
}