error.hpp

Go to the documentation of this file.

// Copyright 2019 Matthew Chandler

// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:

// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.

#ifndef SQLITE_ERROR_HPP
#define SQLITE_ERROR_HPP

#include <stdexcept>
#include <string>

#include <sqlitepp/sqlite3.h>

namespace sqlite
{
    // ideally, this would be a concrete class deriving from std::exception,
    // but then our derived exceptions below couldn't derive from std::runtime & logic_errors
    class Error
    {
    public:
        virtual ~Error() = 0;

        virtual const char * sql() const noexcept;

        virtual int err_code() const noexcept;

        virtual const char * err_str() const noexcept;

        virtual const char * err_msg() const noexcept;

    protected:
        Error(const std::string & sql, int sqlite_error_code, sqlite3 * db);

    private:
        std::string sql_; 
        int sqlite_error_code_; 
        sqlite3 * db_; 
    };

    class Logic_error: public virtual std::logic_error, public Error
    {
    public:
        Logic_error(const std::string & what, const std::string & sql,
                int sqlite_error_code, sqlite3 * db);
        virtual ~Logic_error() = default;
    };

    class Runtime_error: public virtual std::runtime_error, public Error
    {
    public:
        Runtime_error(const std::string & what, const std::string & sql,
                int sqlite_error_code, sqlite3 * db);
        virtual ~Runtime_error() = default;
    };
};

# endif // SQLITE_ERROR_HPP