Delete access added.

include/unique_resource.h

         }
 
 
+        const Deleter& get_deleter() const noexcept
+        {
+            return m_deleter;
+        }
+
+
         unique_resource_t& operator=(unique_resource_t&& other) noexcept
         {
             invoke(invoke_it::once);

test/UniqueResourceTest.cpp

     REQUIRE(ref == 3);
 }
 
+// TODO: conditional access functions
+
+TEST_CASE("deleter access", "[UniqueResource]")
+{
+    std::size_t value{0};
+    auto guard = sr::unique_resource(Handle{3}, [&value](auto v) { value = v; });
+    REQUIRE(value == 0);
+    guard.get_deleter()(6);
+    REQUIRE(value == 6);
+
+}