2 files changed, 5 insertions, 62 deletions
diff --git a/src/private/castable_factory/blocking.rs b/src/private/castable_factory/blocking.rs
index 24c653e..0761b7e 100644
--- a/src/private/castable_factory/blocking.rs
+++ b/src/private/castable_factory/blocking.rs
@@ -34,40 +34,9 @@ impl<ReturnInterface, DIContainerT> IFactory<ReturnInterface, DIContainerT>
 where
     ReturnInterface: 'static + ?Sized,
 {
-}
-
-impl<ReturnInterface, DIContainerT> Fn<(Rc<DIContainerT>,)>
-    for CastableFactory<ReturnInterface, DIContainerT>
-where
-    ReturnInterface: 'static + ?Sized,
-{
-    extern "rust-call" fn call(&self, args: (Rc<DIContainerT>,)) -> Self::Output
-    {
-        self.func.call(args)
-    }
-}
-
-impl<ReturnInterface, DIContainerT> FnMut<(Rc<DIContainerT>,)>
-    for CastableFactory<ReturnInterface, DIContainerT>
-where
-    ReturnInterface: 'static + ?Sized,
-{
-    extern "rust-call" fn call_mut(&mut self, args: (Rc<DIContainerT>,)) -> Self::Output
-    {
-        self.call(args)
-    }
-}
-
-impl<ReturnInterface, DIContainerT> FnOnce<(Rc<DIContainerT>,)>
-    for CastableFactory<ReturnInterface, DIContainerT>
-where
-    ReturnInterface: 'static + ?Sized,
-{
-    type Output = TransientPtr<ReturnInterface>;
-
-    extern "rust-call" fn call_once(self, args: (Rc<DIContainerT>,)) -> Self::Output
+    fn call(&self, di_container: Rc<DIContainerT>) -> TransientPtr<ReturnInterface>
     {
-        self.call(args)
+        (self.func)(di_container)
     }
 }
 
@@ -113,34 +82,8 @@ mod tests
 
         let mock_di_container = Rc::new(MockDIContainer::new());
 
-        let output = castable_factory.call((mock_di_container,));
+        let output = castable_factory.call(mock_di_container);
 
         assert_eq!(output, TransientPtr::new(Bacon { heal_amount: 27 }));
     }
-
-    #[test]
-    fn can_call_mut()
-    {
-        let mut castable_factory =
-            CastableFactory::new(&|_| TransientPtr::new(Bacon { heal_amount: 103 }));
-
-        let mock_di_container = Rc::new(MockDIContainer::new());
-
-        let output = castable_factory.call_mut((mock_di_container,));
-
-        assert_eq!(output, TransientPtr::new(Bacon { heal_amount: 103 }));
-    }
-
-    #[test]
-    fn can_call_once()
-    {
-        let castable_factory =
-            CastableFactory::new(&|_| TransientPtr::new(Bacon { heal_amount: 19 }));
-
-        let mock_di_container = Rc::new(MockDIContainer::new());
-
-        let output = castable_factory.call_once((mock_di_container,));
-
-        assert_eq!(output, TransientPtr::new(Bacon { heal_amount: 19 }));
-    }
 }
diff --git a/src/private/factory.rs b/src/private/factory.rs
index af6df8a..23b4e8f 100644
--- a/src/private/factory.rs
+++ b/src/private/factory.rs
@@ -4,11 +4,11 @@ use crate::private::cast::CastFrom;
 use crate::ptr::TransientPtr;
 
 /// Interface for a factory.
-pub trait IFactory<ReturnInterface, DIContainerT>:
-    Fn<(Rc<DIContainerT>,), Output = TransientPtr<ReturnInterface>> + CastFrom
+pub trait IFactory<ReturnInterface, DIContainerT>: CastFrom
 where
     ReturnInterface: 'static + ?Sized,
 {
+    fn call(&self, di_container: Rc<DIContainerT>) -> TransientPtr<ReturnInterface>;
 }
 
 /// Interface for a threadsafe factory.