Move code with side effects to componentDidMount, and set initial state in the constructor.

juliancwirko / react-s-alert

Alerts / Notifications for React with rich configuration options

https://www.npmjs.com/package/react-s-alert

MIT License

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Move code with side effects to componentDidMount, and set initial state in the constructor. #78

Open Butonix opened 5 years ago

Butonix commented 5 years ago

Rename componentWillMount to UNSAFEcomponentWillMount to suppress this warning in non-strict mode. In React 17.x, only the UNSAFE name will work. To rename all deprecated lifecycles to their new names, you can run npx react-codemod rename-unsafe-lifecycles in your project source folder.