optimize local var hint

Author: xuhuanzy

crates/emmylua_ls/src/handlers/inlay_hint/build_function_hint.rs

@@ -147,7 +147,7 @@ fn get_part(semantic_model: &SemanticModel, typ: &LuaType) -> Option<InlayHintLa
 
 fn get_type_location(semantic_model: &SemanticModel, typ: &LuaType) -> Option<Location> {
     match typ {
-        LuaType::Ref(id) => {
+        LuaType::Ref(id) | LuaType::Def(id) => {
             let type_decl = semantic_model
                 .get_db()
                 .get_type_index()

crates/emmylua_ls/src/handlers/inlay_hint/build_inlay_hint.rs

@@ -347,7 +347,7 @@ fn build_local_name_hint(
         position: lsp_range.end,
         text_edits: None,
         tooltip: None,
-        padding_left: Some(true),
+        padding_left: None,
         padding_right: None,
         data: None,
     };

crates/emmylua_ls/src/handlers/test/inlay_hint_test.rs

@@ -108,4 +108,19 @@ mod tests {
             .unwrap();
         assert!(result.len() == 4);
     }
+
+    #[test]
+    fn test_class_def_var_hint() {
+        let mut ws = ProviderVirtualWorkspace::new();
+        let result = ws
+            .check_inlay_hint(
+                r#"
+                ---@class Hint.1
+                ---@overload fun(a: integer): Hint.1
+                local Hint1
+            "#,
+            )
+            .unwrap();
+        assert!(result.len() == 1);
+    }
 }