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Diffstat (limited to 'src/crepe/util/Private.h')
-rw-r--r-- | src/crepe/util/Private.h | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/src/crepe/util/Private.h b/src/crepe/util/Private.h deleted file mode 100644 index d725a5e..0000000 --- a/src/crepe/util/Private.h +++ /dev/null @@ -1,89 +0,0 @@ -#pragma once - -#include <functional> -#include <typeindex> - -namespace crepe { - -/** - * \brief Utility for storing type hidden from user - * - * This class can be used to store types which cannot be used in the API directly due to header - * distribution limitations. This class is similar to `std::any`, but provides a method for - * retrieving a mutable reference to the stored object. - */ -class Private { -public: - Private() = default; - ~Private(); - /** - * \name Copy - * - * \note These functions do not do anything, resulting in `*this` being an empty (default) - * instance. - * - * \{ - */ - Private(const Private &); - Private & operator=(const Private &); - //! \} - /** - * \name Move - * - * These functions actually move the stored type if present. - * - * \{ - */ - Private(Private &&); - Private & operator=(Private &&); - //! \} - - /** - * \brief Get the stored object - * - * \tparam T Type of stored object - * - * \returns Mutable reference to stored object - * - * \throws std::out_of_range if this instance does not contain any object - * \throws std::logic_error if the stored type and requested type differ - */ - template <typename T> - T & get() const; - - /** - * \brief Create and store an arbitrary object - * - * \tparam T Type of object - * \tparam Args Perfect forwarding arguments - * \param args Perfect forwarding arguments - * - * All arguments to this function are forwarded using `std::forward` to the constructor of T. - * - * \returns Mutable reference to stored object - * - * \note If this instance already contained an object, this function implicitly destroys the - * previous object. - */ - template <typename T, typename... Args> - T & set(Args &&... args); - - /** - * \brief Check if this instance contains an object - * - * \returns `true` if this instance is empty, `false` if it contains an object - */ - bool empty() const noexcept; - -private: - //! Wrapper for destructor call of stored object type - std::function<void(void *)> destructor; - //! Stored object's type - std::type_index type = typeid(void); - //! Stored object - void * instance = nullptr; -}; - -} // namespace crepe - -#include "Private.hpp" |