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//
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//
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// Copyright (c) 2025 Vinnie Falco (vinnie.falco@gmail.com)
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// Copyright (c) 2025 Vinnie Falco (vinnie.falco@gmail.com)
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//
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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//
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// Official repository: https://github.com/cppalliance/capy
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// Official repository: https://github.com/cppalliance/capy
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//
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//
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#ifndef BOOST_CAPY_ERROR_HPP
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#ifndef BOOST_CAPY_ERROR_HPP
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#define BOOST_CAPY_ERROR_HPP
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#define BOOST_CAPY_ERROR_HPP
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#include <boost/capy/detail/config.hpp>
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#include <boost/capy/detail/config.hpp>
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#include <system_error>
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#include <system_error>
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namespace boost {
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namespace boost {
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namespace capy {
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namespace capy {
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/** Error codes for capy I/O operations.
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/** Error codes for capy I/O operations.
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    These codes are produced by capy algorithms and I/O operations.
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    These codes are produced by capy algorithms and I/O operations.
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    @warning Callers must never compare received `error_code` values
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    @warning Callers must never compare received `error_code` values
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    directly against this enum. Always compare against the portable
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    directly against this enum. Always compare against the portable
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    @ref cond error conditions instead. These enum values are
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    @ref cond error conditions instead. These enum values are
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    implementation details subject to change.
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    implementation details subject to change.
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    @see cond
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    @see cond
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*/
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*/
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enum class error
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enum class error
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{
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{
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    /// End-of-stream reached. Compare with `cond::eof`.
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    /// End-of-stream reached. Compare with `cond::eof`.
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    eof = 1,
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    eof = 1,
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    /// Operation was cancelled. Compare with `cond::canceled`.
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    /// Operation was cancelled. Compare with `cond::canceled`.
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    canceled,
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    canceled,
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    /// Internal test assertion failed.
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    /// Internal test assertion failed.
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    test_failure,
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    test_failure,
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    /// Peer closed connection without proper TLS shutdown.
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    /// Peer closed connection without proper TLS shutdown.
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    /// Compare with `cond::stream_truncated`.
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    /// Compare with `cond::stream_truncated`.
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    stream_truncated,
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    stream_truncated,
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    /// Requested item was not found. Compare with `cond::not_found`.
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    /// Requested item was not found. Compare with `cond::not_found`.
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    not_found
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    not_found
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};
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};
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//-----------------------------------------------
 
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} // capy
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} // capy
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} // boost
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} // boost
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namespace std {
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namespace std {
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template<>
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template<>
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struct is_error_code_enum<
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struct is_error_code_enum<
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    ::boost::capy::error>
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    ::boost::capy::error>
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    : std::true_type {};
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    : std::true_type {};
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} // std
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} // std
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namespace boost {
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namespace boost {
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namespace capy {
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namespace capy {
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//-----------------------------------------------
 
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namespace detail {
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namespace detail {
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struct BOOST_CAPY_SYMBOL_VISIBLE
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struct BOOST_CAPY_SYMBOL_VISIBLE
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    error_cat_type
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    error_cat_type
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    : std::error_category
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    : std::error_category
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{
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{
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    BOOST_CAPY_DECL const char* name(
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    BOOST_CAPY_DECL const char* name(
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        ) const noexcept override;
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        ) const noexcept override;
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    BOOST_CAPY_DECL std::string message(
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    BOOST_CAPY_DECL std::string message(
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        int) const override;
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        int) const override;
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    constexpr error_cat_type() noexcept = default;
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    constexpr error_cat_type() noexcept = default;
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};
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};
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BOOST_CAPY_DECL extern error_cat_type error_cat;
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BOOST_CAPY_DECL extern error_cat_type error_cat;
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} // detail
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} // detail
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//-----------------------------------------------
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/// Create an error_code from an error value.
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inline
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inline
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std::error_code
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std::error_code
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make_error_code(
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make_error_code(
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    error ev) noexcept
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    error ev) noexcept
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{
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{
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    return std::error_code{
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    return std::error_code{
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        static_cast<std::underlying_type<
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        static_cast<std::underlying_type<
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            error>::type>(ev),
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            error>::type>(ev),
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        detail::error_cat};
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        detail::error_cat};
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}
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}
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} // capy
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} // capy
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} // boost
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} // boost
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#endif
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#endif