This will install @babel/preset-react package and add it to your package.json file. Support for the experimental syntax 'jsx' isn't currently enabled (6:17 ... Rails and React: Fixing "Module not found" errors for JSX files ... Javascript answers related to "Support for the experimental syntax 'jsx' isn't currently enabled (7:19)". If you want to transform JSX syntax then use the transform-react-jsx plugin or react preset to both parse and transform this syntax. SyntaxError: F:\PROJECT ONE\apptest-expo\src\components\PostList\index.js: Support for the experimental syntax ' decorators-legacy' isn ' t currently enabled (14:1): 12 | Constants.Window.headerHeight - HEADER_MIN_HEIGHT; 13 | > 14 | @withTheme | ^ 15 | class PostList extends PureComponent { 16 | state = { scrollY: new Animated.Value(0) }; 17 . Reactjs. This is the structure of my small project: My html file <!DOCTYPE html> < @Venki You should always use Babel with Jest, at least for React testing because React app don't use valid JS. Babel throwing Support for the experimental syntax 'jsx' isn't currently enabled. I started newly writing unit test cases using Jest and Enzyme for the react application and when try to run test cases using jest like "test": "jest --watch" rather "test": "react-scripts test" tests going through babel for the runner to understand react syntax. SyntaxError: F:\PROJECT ONE\apptest-expo\src\components\PostList\index.js: Support for the experimental syntax ' decorators-legacy' isn ' t currently enabled (14:1): 12 | Constants.Window.headerHeight - HEADER_MIN_HEIGHT; 13 | > 14 | @withTheme | ^ 15 | class PostList extends PureComponent { 16 | state = { scrollY: new Animated.Value(0) }; 17 . GitHub babel / babel Public Notifications Fork 5.3k Star 40.8k Code Issues 658 Pull requests 159 Discussions Actions Projects 6 Security Insights New issue Support for the experimental syntax 'jsx' isn't currently enabled #12018 Closed 1 task Webpack+BabelでReactの環境構築時に"Support for the experimental syntax 'jsx ... [Fixed] SyntaxError: Support for the experimental syntax 'jsx' isn't ... Installation npm install --save-dev @babel/plugin-syntax-jsx Usage With a configuration file (Recommended) But JSX should come as part of the React installation, so I tried re-running the webpacker react generator: $ bin/rails webpacker:install:react From the logs, I could see this added babel (amongst other things) to the package.json . Support for the experimental syntax 'jsx' isn't currently enabled (with ... React native project 2, Failed to compile, Error: 'Support for the experimental syntax 'jsx' isn't currently enabled (7:7)' Ask Question Asked 1 year, 3 months ago Experimental support for decorators is a feature that is subject to change in a future release. 当前未启用对实验性语法"jsx"的支持 - Support for the experimental syntax 'jsx' isn't currently enabled. Show activity on this post. Longer version. I've got it referencing my github fork in my package.json, deleted and Babel throwing Support for the experimental syntax 'jsx' isn't ...
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