style: 全 workspace 格式订正，消除 fmt 漂移

crates/oxide_builtins/src/array/common.rs

@@ -191,8 +191,7 @@ pub(crate) fn unit_string_value<H: VmHost>(vm: &mut H, unit: u16) -> JsValue {
 pub(crate) fn arraylike_index_present<H: VmHost>(vm: &mut H, ptr: *mut JsObject, i: usize) -> bool {
     // SAFETY: ptr 来自 this/参数对象，指向存活对象。
     let key_si = vm.string_key_si(&i.to_string());
-    vm.has_property(unsafe { &*ptr }, key_si)
-        .unwrap_or(false)
+    vm.has_property(unsafe { &*ptr }, key_si).unwrap_or(false)
 }
 
 /// 元素读取失败时直接把异常作为 NativeResult::Err 返回。

crates/oxide_builtins/src/date.rs

@@ -1042,15 +1042,7 @@ pub fn date_set_year<H: VmHost>(vm: &mut H, args: &[u8]) -> NativeResult {
     let full_year = if (0..=99).contains(&y_int) { y_int + 1900 } else { y_int };
     finish_local_setter(
         obj,
-        make_local_timestamp(
-            full_year as f64,
-            dm as f64,
-            dd as f64,
-            dh as f64,
-            dmin as f64,
-            dsec as f64,
-            dms as f64,
-        ),
+        make_local_timestamp(full_year as f64, dm as f64, dd as f64, dh as f64, dmin as f64, dsec as f64, dms as f64),
     )
 }
 

crates/oxide_builtins/src/global/annex_b.rs

@@ -23,11 +23,7 @@ fn escape_units(input: &[u16]) -> Vec<u16> {
             continue;
         }
         // 转义序列恒为全 ASCII，按码元推入。
-        let text = if u <= 0xFF {
-            format!("%{u:02X}")
-        } else {
-            format!("%u{u:04X}")
-        };
+        let text = if u <= 0xFF { format!("%{u:02X}") } else { format!("%u{u:04X}") };
         out.extend(text.encode_utf16());
     }
     out
@@ -42,10 +38,7 @@ fn unescape_units(input: &[u16]) -> Vec<u16> {
     while i < input.len() {
         if input[i] == b'%' as u16 {
             // %uXXXX：后跟 4 位十六进制。
-            if i + 6 <= input.len()
-                && input[i + 1] == b'u' as u16
-                && (2..6).all(|k| hex_val(input[i + k]).is_some())
-            {
+            if i + 6 <= input.len() && input[i + 1] == b'u' as u16 && (2..6).all(|k| hex_val(input[i + k]).is_some()) {
                 let v = (0..4).fold(0u16, |acc, k| acc * 16 + hex_val(input[i + 2 + k]).unwrap());
                 out.push(v);
                 i += 6;

crates/oxide_builtins/src/module.rs

@@ -946,11 +946,10 @@ pub fn module_defer_object<H: VmHost>(vm: &mut H, args: &[u8]) -> NativeResult {
     let fn_val = vm.reg(args[1]);
     let ns_val = vm.reg(args[2]);
     // fn 为函数或 undefined（哨兵）；其余抛 TypeError。
-    let fn_is_function = fn_val.is_object()
-        && {
-            let ptr = fn_val.as_js_object_ptr();
-            !ptr.is_null() && unsafe { (*ptr).is_function() }
-        };
+    let fn_is_function = fn_val.is_object() && {
+        let ptr = fn_val.as_js_object_ptr();
+        !ptr.is_null() && unsafe { (*ptr).is_function() }
+    };
     if !fn_is_function && !fn_val.is_undefined() {
         return type_error(vm, "__moduleDeferObject: first argument must be a function or undefined");
     }
@@ -1165,11 +1164,7 @@ mod tests {
 
         // 再收集一次：若 error 边漏登，err 被回收、计数回落。
         vm.collect_session_gc();
-        assert_eq!(
-            vm.session_object_count(),
-            steady_count,
-            "失败缓存错误应跨收集存活（GC 边已登记）"
-        );
+        assert_eq!(vm.session_object_count(), steady_count, "失败缓存错误应跨收集存活（GC 边已登记）");
         // 原地 sweep 不搬移：ns 与状态盒原地保留，error 指针稳定。
         let ns_obj = unsafe { &*ns_val.as_js_object_ptr() };
         let state = deferred_state(ns_obj).expect("deferred state 应存活");

crates/oxide_builtins/src/regexp.rs

@@ -842,12 +842,18 @@ pub fn regexp_compile<H: VmHost>(vm: &mut H, args: &[u8]) -> NativeResult {
         return NativeResult::Err(crate::error::create_type_error(vm, "null object"));
     }
     if !unsafe { &*this_ptr }.is_regexp_obj() {
-        return NativeResult::Err(crate::error::create_type_error(vm, "RegExp.prototype.compile called on non-RegExp object"));
+        return NativeResult::Err(crate::error::create_type_error(
+            vm,
+            "RegExp.prototype.compile called on non-RegExp object",
+        ));
     }
     // proto 精确恒等：子类实例（proto = 子类 prototype）抛 TypeError。
     let proto_ptr = vm.builtin_proto(ProtoKind::RegExpProto);
     if unsafe { &*this_ptr }.proto() != JsValue::from_js_object(proto_ptr) {
-        return NativeResult::Err(crate::error::create_type_error(vm, "RegExp.prototype.compile called on subclass instance"));
+        return NativeResult::Err(crate::error::create_type_error(
+            vm,
+            "RegExp.prototype.compile called on subclass instance",
+        ));
     }
 
     // 第 2 / 3 步：pattern / flags 取参。