exception.hpp

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// -----------------------------------------------------------------------------------------------------
// Copyright (c) 2006-2021, Knut Reinert & Freie Universität Berlin
// Copyright (c) 2016-2021, Knut Reinert & MPI für molekulare Genetik
// This file may be used, modified and/or redistributed under the terms of the 3-clause BSD-License
// shipped with this file and also available at: https://github.com/seqan/seqan3/blob/master/LICENSE.md
// -----------------------------------------------------------------------------------------------------
 
#pragma once
 
#include <ios>
#include <stdexcept>
 
#include <seqan3/core/platform.hpp>
 
namespace seqan3
{
 
// ----------------------------------------------------------------------------
// file open exceptions
// ----------------------------------------------------------------------------
 
struct unhandled_extension_error : std::invalid_argument
{
    unhandled_extension_error(std::string const & s) : std::invalid_argument{s}
    {}
};
 
struct file_open_error : std::runtime_error
{
    file_open_error(std::string const & s) : std::runtime_error{s}
    {}
};
 
struct parse_error : std::runtime_error
{
    parse_error(std::string const & s) : std::runtime_error{s}
    {}
};
 
struct io_error : std::ios_base::failure
{
#if SEQAN3_WORKAROUND_GCC_NO_CXX11_ABI
    // std::ios_base::failure is missing the std::error_code constructor in pre-C++11 ABI
    // see https://en.cppreference.com/w/cpp/io/ios_base/failure
    using base_t = std::ios_base::failure;
    using base_t::base_t;
#else // ^^^ workaround / no workaround vvv
    explicit io_error(std::string const & s, std::error_code const & ec = std::io_errc::stream)
        : std::ios_base::failure{s, ec}
    {}
#endif // SEQAN3_WORKAROUND_GCC_NO_CXX11_ABI
};
 
// ----------------------------------------------------------------------------
// parse exceptions
// ----------------------------------------------------------------------------
 
struct unexpected_end_of_input : std::runtime_error
{
    unexpected_end_of_input(std::string const & s) : std::runtime_error{s}
    {}
};
 
// ----------------------------------------------------------------------------
// write exceptions
// ----------------------------------------------------------------------------
 
struct format_error : std::invalid_argument
{
    format_error(std::string const & s) : std::invalid_argument{s}
    {}
};
 
} // namespace seqan3