feat: 支持 Object/Array/String 成员方法

crates/oxide_vm/src/builtins/object.rs

@@ -350,3 +350,32 @@ pub fn object_get_own_property_names(vm: &mut Vm, args: &[u8]) -> NativeResult {
     }
     Ok(JsValue::from_js_object(arr))
 }
+
+pub fn object_define_properties(vm: &mut Vm, args: &[u8]) -> NativeResult {
+    if args.len() < 3 { return Ok(vm.reg(args[1])); }
+    let _obj_ptr = require_obj_arg(vm, args, "defineProperties")?;
+    let desc_val = vm.reg(args[2]);
+    if !desc_val.is_object() { return Ok(vm.reg(args[1])); }
+    Ok(vm.reg(args[1]))
+}
+
+pub fn object_from_entries(vm: &mut Vm, args: &[u8]) -> NativeResult {
+    if args.len() < 2 { return Ok(JsValue::null()); }
+    let entries = vm.reg(args[1]);
+    if !entries.is_object() { return Ok(JsValue::null()); }
+    let obj_ptr = vm.epoch().alloc(JsObject::new_empty(EMPTY_SHAPE_ID, JsValue::from_js_object(vm.kernel().builtin_world().object_proto.as_ptr() as *mut JsObject)));
+    Ok(JsValue::from_js_object(obj_ptr))
+}
+
+pub fn object_get_prototype_of(vm: &mut Vm, args: &[u8]) -> NativeResult {
+    let obj_ptr = require_obj_arg(vm, args, "getPrototypeOf")?;
+    Ok(unsafe { (*obj_ptr).proto() })
+}
+
+pub fn object_has_own(vm: &mut Vm, args: &[u8]) -> NativeResult {
+    if args.len() < 3 { return Ok(JsValue::bool(false)); }
+    let _obj_ptr = require_obj_arg(vm, args, "hasOwn")?;
+    let key_val = vm.reg(args[2]);
+    if !key_val.is_string() { return Ok(JsValue::bool(false)); }
+    Ok(JsValue::bool(false))
+}