You can override that setting to enable support for ECMAScript 6 and 7 as well as JSXby using parser options. Preprocess code, use custom parsers, and write your own rules that work alongside ESLint's built-in rules. If the folder doesn't provide one the extension looks for a global install version. Once the eslint-config-google package is installed, you can use it by specifying google in the extends section of your ESLint … You can’t run npm run