Fix #278

Author: CppCXY

crates/emmylua_code_analysis/src/diagnostic/test/param_type_check_test.rs

@@ -433,4 +433,16 @@ mod test {
         "#
         ));
     }
+
+    #[test]
+    fn test_issue_278() {
+        let mut ws = VirtualWorkspace::new_with_init_std_lib();
+        assert!(ws.check_code_for(
+            DiagnosticCode::ParamTypeNotMatch,
+            r#"
+        local a --- @type type|'callable'
+        error(a)  -- expected `string` but found `(type|"callable")`
+        "#
+        ))
+    }
 }