unwrap_reference.h

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#pragma once
 
#include "di/util/reference_wrapper.h"
 
namespace di::util {
namespace detail {
    struct UnwrapReferenceFunction {
        template<typename T>
        constexpr auto operator()(T& value) const -> T& {
            return value;
        }
 
        template<typename T>
        constexpr auto operator()(ReferenceWrapper<T> value) const -> T& {
            return value.get();
        }
    };
}
 
constexpr inline auto unwrap_reference = detail::UnwrapReferenceFunction {};
}
 
namespace di {
using util::unwrap_reference;
}