![]() ![]() Otherwise you’ll ship unnecessary code to your users. If you use a bundler like Browserify or Webpack, don’t forget to follow these instructions to correctly bundle your application in development or production mode. Alternatively, you can temporarily keep using React.PropTypes until React 16, as it would still only warn in this case. There is a more in-depth explanation of how to fix it on this page. In this case, the fix is to make sure that you are passing all of the arguments to the inner function. You might also see this error if you’re calling a PropTypes validator from your own custom PropTypes validator. If you DO want to use validation in production, you can choose to use the development version by importing/requiring prop-types/prop-types instead of prop-types. propTypes, props, 'prop', 'M圜omponent' ) Works with standalone PropTypes PropTypes. This makes sure that nobody relies on them in production code, and it is safe to strip their implementations to optimize the bundle size. When you migrate components to use the standalone prop-types, all validator functions will start throwing an error if you call them directly. See the above section for more details.Īre you using either React 0.14.9 or a version higher than React 15.3.0? Read on. Difference from React.PropTypes: Don’t Call Validator Functionsįirst of all, which version of React are you using? You might be seeing this message because a component library has updated to use prop-types package, but your version of React is incompatible with it. Unfortunately there is no solution for this other than updating React to either 15.3.0 or higher, or 0.14.9 if you’re using React 0.14. It outputs warnings with the message below even though the developer doesn’t do anything wrong. Npm install -save happens on other React versions? Writer for The Startup, Better Programming and more. Richard Petrov 119 Followers Senior Mobile Engineer at Papa. Refresh the page, check Medium ’s site status, or find something interesting to read. How to Depend on This Package?įor apps, we recommend putting it in dependencies with a caret range. Type Checking and React Prop Types by Richard Petrov JavaScript in Plain English Write Sign up 500 Apologies, but something went wrong on our end. ![]() Note that this blog posts mentions a codemod script that performs the conversion automatically. Migrating from React.PropTypesĬheck out Migrating from React.PropTypes for details on how to migrate to prop-types from React.PropTypes. Refer to the React documentation for more information. Import React from 'react' import PropTypes from 'prop-types' class M圜omponent extends React. ![]()
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