fix: FormItem required not work without name (#21168)

components/form/FormItem.tsx

@@ -169,7 +169,7 @@ function FormItem(props: FormItemProps): React.ReactElement {
         ])}
       >
         {/* Label */}
-        <FormItemLabel htmlFor={fieldId} {...props} required={isRequired} prefixCls={prefixCls} />
+        <FormItemLabel htmlFor={fieldId} required={isRequired} {...props} prefixCls={prefixCls} />
         {/* Input Group */}
         <FormItemInput
           {...props}

components/form/__tests__/index.test.js

@@ -417,4 +417,15 @@ describe('Form', () => {
     );
     expect(wrapper.find('.ant-form-item-explain').length).toBeTruthy();
   });
+
+  // https://github.com/ant-design/ant-design/issues/21167
+  it('`require` without `name`', () => {
+    const wrapper = mount(
+      <Form.Item label="test" required>
+        <input />
+      </Form.Item>,
+    );
+
+    expect(wrapper.find('.ant-form-item-required')).toHaveLength(1);
+  });
 });