Fixes double call of get_items_for_type.

sway-core/src/semantic_analysis/type_check_context.rs

@@ -743,16 +743,18 @@ impl<'a> TypeCheckContext<'a> {
         )
         .unwrap_or_else(|err| type_engine.id_of_error_recovery(err));
 
-        // grab the module where the type itself is declared
-        let type_module = self
-            .namespace()
-            .require_module_from_absolute_path(handler, &item_prefix.to_vec())?;
+        let mut items = local_items;
+        if item_prefix.to_vec() != self.namespace().current_mod_path {
+            // grab the module where the type itself is declared
+            let type_module = self
+                .namespace()
+                .require_module_from_absolute_path(handler, &item_prefix.to_vec())?;
 
-        // grab the items from where the type is declared
-        let mut type_items = type_module.get_items_for_type(self.engines, type_id);
+            // grab the items from where the type is declared
+            let mut type_items = type_module.get_items_for_type(self.engines, type_id);
 
-        let mut items = local_items;
-        items.append(&mut type_items);
+            items.append(&mut type_items);
+        }
 
         let mut matching_item_decl_refs: Vec<ty::TyTraitItem> = vec![];