Fix strange new compile errors

src/script_implementations/wasm/script_function_cache.rs

@@ -51,11 +51,14 @@ macro_rules! script_function_cache {
                         {
                             let read_lock = self.$name.read();
                             if let Some(f) = read_lock.as_ref() {
-                                return Some(f.clone());
+                                return Some(TypedFunction::clone(f));
                             }
                         }
                         self.[<initialize_ $name>](env);
-                        self.$name.read().as_ref().cloned()
+                        match self.$name.read().as_ref() {
+                            Some(f) => Some(TypedFunction::clone(f)),
+                            None => None,
+                        }
                     }
                 }
             )*