parse_output_log_level_str.h

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/*
 * Copyright 2022 MusicScience37 (Kenta Kabashima)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#pragma once
 
#include <string>
#include <string_view>
 
#include <fmt/format.h>
 
#include "num_collect/base/exception.h"
#include "num_collect/logging/log_level.h"
 
namespace num_collect::logging::config {
 
[[nodiscard]] inline auto parse_output_log_level_str(std::string_view str)
    -> log_level {
    if (str == "trace") {
        return log_level::trace;
    }
    if (str == "debug") {
        return log_level::debug;
    }
    if (str == "iteration") {
        return log_level::iteration;
    }
    if (str == "summary") {
        return log_level::summary;
    }
    if (str == "info") {
        return log_level::info;
    }
    if (str == "warning") {
        return log_level::warning;
    }
    if (str == "error") {
        return log_level::error;
    }
    if (str == "critical") {
        return log_level::critical;
    }
    if (str == "off") {
        return log_level::off;
    }
    throw invalid_argument(fmt::format("Invalid log level {}.", str));
}
 
}  // namespace num_collect::logging::config