any.h

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/*
 * Copyright 2026 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 <any>
#include <type_traits>
#include <utility>
 
namespace func_sketch::utilities {

class Any {
public:
    template <typename T>
        requires(!std::is_same_v<std::decay_t<T>, Any>)
    explicit Any(T&& value) : value_(std::forward<T>(value)) {}

    template <typename T>
    [[nodiscard]] const T& get() const {
        return std::any_cast<const T&>(value_);
    }
 
private:
    std::any value_;
};
 
}  // namespace func_sketch::utilities