能否提供hook在Form-item内组件获取状态

[rylwl]

• I have searched the issues of this repository and believe that this is not a duplicate.

What problem does this feature solve?

form-item在no-style的情况下自定义子组件没有办法获取当前表单项是否为error状态

What does the proposed API look like?

useFormItemStatus

[webvs2]

@rylwl 可以提供一个示例吗