Add the files

1 files changed, 21 insertions, 0 deletions

diff --git a/src/common/windows/util.hpp b/src/common/windows/util.hpp
new file mode 100644
index 0000000..939f6bb
--- /dev/null
+++ b/src/common/windows/util.hpp
@@ -0,0 +1,21 @@
+#pragma once
+
+#include <utility>
+#include <type_traits>
+
+template <typename Fn>
+struct on_scope_exit {
+    static_assert(std::is_nothrow_move_constructible<Fn>::value,
+        "Fn must be nothrow move constructible");
+
+    explicit on_scope_exit(Fn&& fn) noexcept
+        : _fn(std::move(fn)) {};
+    on_scope_exit(const on_scope_exit&) = delete;
+    on_scope_exit& operator=(const on_scope_exit&) = delete;
+    ~on_scope_exit() noexcept {
+        this->_fn();
+    }
+
+  private:
+    Fn _fn;
+};