| 2 | |
| 3 | /* 高阶组件 High Order Component 例子 */ |
| 4 | const ExampleHoC = WrappedComponent => class extends Component { |
| 5 | componentWillMount() { |
| 6 | console.info('[HoC] componentWillMount') |
| 7 | } |
| 8 | |
| 9 | componentDidMount() { |
| 10 | console.info('[HoC] componentDidMount') |
| 11 | } |
| 12 | |
| 13 | render () { |
| 14 | return <WrappedComponent {...this.props} /> |
| 15 | } |
| 16 | } |
| 17 | |
| 18 | export default ExampleHoC |
| 19 |
nothing calls this directly
no outgoing calls
no test coverage detected