File enum.hpp

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// Copyright 2023 Google LLC
//
// 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 <type_traits>

#include <libhal/units.hpp>

namespace hal {
template<typename T>
concept enumeration = std::is_enum_v<T>;

[[nodiscard]] constexpr auto value(enumeration auto p_enum_value)
{
  return static_cast<std::underlying_type_t<decltype(p_enum_value)>>(
    p_enum_value);
}
}  // namespace hal