From b36d072ad7a7b9c6e30fcb25d6bbb001a8393468 Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Sun, 10 Apr 2022 17:20:49 +0200
Subject: refactor: add factory class & make DI container return unique ptrs

---
 src/DI/factory.tpp | 65 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 src/DI/factory.tpp

(limited to 'src/DI/factory.tpp')

diff --git a/src/DI/factory.tpp b/src/DI/factory.tpp
new file mode 100644
index 0000000..38b9c00
--- /dev/null
+++ b/src/DI/factory.tpp
@@ -0,0 +1,65 @@
+#pragma once
+
+#include "factory.hpp"
+
+template <class Return, class... Args>
+Factory<Return(Args...)>::Factory(const Factory &factory) : _functor(factory._functor)
+{
+}
+
+template <class Return, class... Args>
+Factory<Return(Args...)>::Factory(Factory &&factory) noexcept
+	: _functor(std::move(factory._functor))
+{
+}
+
+template <class Return, class... Args>
+auto Factory<Return(Args...)>::operator=(Factory &&factory) noexcept
+	-> Factory<Return(Args...)> &
+{
+	_functor = std::move(factory._functor);
+	return *this;
+}
+
+template <class Return, class... Args>
+auto Factory<Return(Args...)>::operator=(std::nullptr_t) noexcept
+	-> Factory<Return(Args...)> &
+{
+	_functor = nullptr;
+	return *this;
+}
+
+template <class Return, class... Args>
+Factory<Return(Args...)>::~Factory() = default;
+
+template <class Return, class... Args>
+Factory<Return(Args...)>::operator bool() const noexcept
+{
+	return static_cast<bool>(_functor);
+}
+
+template <class Return, class... Args>
+auto Factory<Return(Args...)>::operator()(Args... args) const -> Return
+{
+	return _functor(std::forward<Args>(args)...);
+}
+
+template <class Return, class... Args>
+auto Factory<Return(Args...)>::target_type() const noexcept -> const std::type_info &
+{
+	return _functor.target_type();
+}
+
+template <class Return, class... Args>
+template <typename Tp>
+auto Factory<Return(Args...)>::target() noexcept -> Tp *
+{
+	return static_cast<Tp *>(_functor.template target<Tp>());
+}
+
+template <class Return, class... Args>
+template <typename Tp>
+auto Factory<Return(Args...)>::target() const noexcept -> const Tp *
+{
+	return _functor.template target<Tp>();
+}
-- 
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