diff --git a/crates/oxide_vm/src/bindings/bind_event.rs b/crates/oxide_vm/src/bindings/bind_event.rs
index c37a74b5..3e321dbd 100644
--- a/crates/oxide_vm/src/bindings/bind_event.rs
+++ b/crates/oxide_vm/src/bindings/bind_event.rs
@@ -299,7 +299,10 @@ pub fn bind_event(core: &Arc<KernelCore>, session: &KernelSession, global: &mut
 
     let ee_getter_fns: [(&str, *const ()); 5] = [
         ("message", oxide_builtins::event::error_event_message_getter::<crate::vm::Vm> as *const ()),
-        ("filename", oxide_builtins::event::error_event_filename_getter::<crate::vm::Vm> as *const ()),
+        (
+            "filename",
+            oxide_builtins::event::error_event_filename_getter::<crate::vm::Vm> as *const (),
+        ),
         ("lineno", oxide_builtins::event::error_event_lineno_getter::<crate::vm::Vm> as *const ()),
         ("colno", oxide_builtins::event::error_event_colno_getter::<crate::vm::Vm> as *const ()),
         ("error", oxide_builtins::event::error_event_error_getter::<crate::vm::Vm> as *const ()),
diff --git a/crates/oxide_vm/src/worker/mod.rs b/crates/oxide_vm/src/worker/mod.rs
index 5c236629..8cd4690d 100644
--- a/crates/oxide_vm/src/worker/mod.rs
+++ b/crates/oxide_vm/src/worker/mod.rs
@@ -858,16 +858,8 @@ mod tests {
             }
             std::thread::sleep(Duration::from_millis(10));
         }
-        assert_eq!(
-            global_value_opt(&vm, "isEE"),
-            Some(JsValue::bool(true)),
-            "事件应 instanceof ErrorEvent"
-        );
-        assert_eq!(
-            global_value_opt(&vm, "isE"),
-            Some(JsValue::bool(true)),
-            "事件应 instanceof Event"
-        );
+        assert_eq!(global_value_opt(&vm, "isEE"), Some(JsValue::bool(true)), "事件应 instanceof ErrorEvent");
+        assert_eq!(global_value_opt(&vm, "isE"), Some(JsValue::bool(true)), "事件应 instanceof Event");
 
         vm.shutdown_workers();
         let _ = std::fs::remove_file(&worker_path);
diff --git a/crates/oxide_vm/tests/event_target_tests.rs b/crates/oxide_vm/tests/event_target_tests.rs
index d0015f12..d6f770fd 100644
--- a/crates/oxide_vm/tests/event_target_tests.rs
+++ b/crates/oxide_vm/tests/event_target_tests.rs
@@ -241,10 +241,7 @@ fn registry_pruned_after_target_collected() {
 /// ErrorEvent 构造器：init 的 message 经原型 getter 可读。
 #[test]
 fn error_event_constructor_message() {
-    assert_eq!(
-        eval("new ErrorEvent('error', { message: 'boom' }).message;"),
-        "boom"
-    );
+    assert_eq!(eval("new ErrorEvent('error', { message: 'boom' }).message;"), "boom");
 }
 
 /// ErrorEvent 缺省字段：message 空串、filename 空串、lineno 与 colno 为 0、
@@ -287,9 +284,7 @@ fn error_event_requires_new() {
 /// ErrorEvent 盒边 GC 保活：error 字段引用对象经完整收集后仍存活。
 #[test]
 fn error_event_box_edge_survives_gc() {
-    let mut vm = vm_with_script(
-        "globalThis.e = new ErrorEvent('error', { error: { tag: 1 } });",
-    );
+    let mut vm = vm_with_script("globalThis.e = new ErrorEvent('error', { error: { tag: 1 } });");
     // 强制完整收集：error 字段是盒内 GC 边，对象应保活。
     vm.collect_session_gc();
     assert_eq!(vm_eval(&mut vm, "globalThis.e.error.tag;"), "1");