common-inl.h

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// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
// Distributed under the MIT License (http://opensource.org/licenses/MIT)
 
#pragma once
 
#ifndef SPDLOG_HEADER_ONLY
#include <spdlog/common.h>
#endif
 
#include <algorithm>
#include <iterator>
 
namespace spdlog
{
    namespace level
    {
 
#if __cplusplus >= 201703L
        constexpr
#endif
            static string_view_t level_string_views[] SPDLOG_LEVEL_NAMES;
 
        static const char* short_level_names[] SPDLOG_SHORT_LEVEL_NAMES;
 
        SPDLOG_INLINE const string_view_t& to_string_view(spdlog::level::level_enum l) SPDLOG_NOEXCEPT
        {
            return level_string_views[l];
        }
 
        SPDLOG_INLINE const char* to_short_c_str(spdlog::level::level_enum l) SPDLOG_NOEXCEPT
        {
            return short_level_names[l];
        }
 
        SPDLOG_INLINE spdlog::level::level_enum from_str(const std::string& name) SPDLOG_NOEXCEPT
        {
            auto it = std::find(std::begin(level_string_views), std::end(level_string_views), name);
            if (it != std::end(level_string_views))
                return static_cast<level::level_enum>(std::distance(std::begin(level_string_views), it));
 
            // check also for "warn" and "err" before giving up..
            if (name == "warn")
            {
                return level::warn;
            }
            if (name == "err")
            {
                return level::err;
            }
            return level::off;
        }
    } // namespace level
 
    SPDLOG_INLINE spdlog_ex::spdlog_ex(std::string msg)
        : msg_(std::move(msg))
    {
    }
 
    SPDLOG_INLINE spdlog_ex::spdlog_ex(const std::string& msg, int last_errno)
    {
#ifdef SPDLOG_USE_STD_FORMAT
        msg_ = std::system_error(std::error_code(last_errno, std::generic_category()), msg).what();
#else
        memory_buf_t outbuf;
        fmt::format_system_error(outbuf, last_errno, msg.c_str());
        msg_ = fmt::to_string(outbuf);
#endif
    }
 
    SPDLOG_INLINE const char* spdlog_ex::what() const SPDLOG_NOEXCEPT
    {
        return msg_.c_str();
    }
 
    SPDLOG_INLINE void throw_spdlog_ex(const std::string& msg, int last_errno)
    {
        SPDLOG_THROW(spdlog_ex(msg, last_errno));
    }
 
    SPDLOG_INLINE void throw_spdlog_ex(std::string msg)
    {
        SPDLOG_THROW(spdlog_ex(std::move(msg)));
    }
 
} // namespace spdlog