log_formatter_base.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_view>
 
#include <fmt/format.h>
 
#include "num_collect/logging/log_level.h"
#include "num_collect/logging/time_stamp.h"
#include "num_collect/util/source_info_view.h"
 
namespace num_collect::logging::formatters {

class log_formatter_base {
public:
    virtual void format(fmt::memory_buffer& buffer, time_stamp time,
        std::string_view tag, log_level level, util::source_info_view source,
        std::string_view body) = 0;

    virtual ~log_formatter_base() = default;
 
    log_formatter_base(const log_formatter_base&) = delete;
    log_formatter_base(log_formatter_base&&) = delete;
    auto operator=(const log_formatter_base&) = delete;
    auto operator=(log_formatter_base&&) = delete;
 
protected:
    log_formatter_base() = default;
};
 
}  // namespace num_collect::logging::formatters