安装完成后使用快捷键测试：
imr ImportReact
imrc ImportReact/Component
imrd ImportReactDOM
imrs ImportReact/useState
imrse ImportReact/useStateuseEffect
impt ImportPropTypes
impc ImportReact/PureComponent
cc ClassComponent
ccc ClassComponentWithConstructor
cpc ClassPureComponent
fc FunctionComponent
cdm