source_info_view.h

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/*
 * Copyright 2021 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 "num_collect/base/index_type.h"
#include "num_collect/util/impl/compiler_builtins.h"
 
namespace num_collect::util {
 
class source_info_view {
public:
    constexpr explicit source_info_view(
        std::string_view file_path = NUM_COLLECT_BUILTIN_FILE(),
        index_type line = NUM_COLLECT_BUILTIN_LINE(),
        index_type column = NUM_COLLECT_BUILTIN_COLUMN(),
        std::string_view function_name = NUM_COLLECT_BUILTIN_FUNCTION())
        : file_path_(file_path),
          line_(line),
          column_(column),
          function_name_(function_name) {}
 
    [[nodiscard]] constexpr auto file_path() const -> std::string_view {
        return file_path_;
    }
 
    [[nodiscard]] constexpr auto line() const -> index_type { return line_; }
 
    [[nodiscard]] constexpr auto column() const -> index_type {
        return column_;
    }
 
    [[nodiscard]] constexpr auto function_name() const -> std::string_view {
        return function_name_;
    }
 
private:
    std::string_view file_path_;
 
    index_type line_;
 
    index_type column_;
 
    std::string_view function_name_;
};
 
}  // namespace num_collect::util