$ npm install @wordpress/eslint-plugin --save-dev -g
npm WARN @wordpress/eslint-plugin@3.1.0 requires a peer of eslint@6.x but none is installed. You must install peer dependencies yourself.
npm WARN eslint-plugin-jest@22.19.0 requires a peer of eslint@>=5 but none is installed. You must install peer dependencies yourself.
npm WARN babel-eslint@10.0.3 requires a peer of eslint@>= 4.12.1 but none is installed. You must install peer dependencies yourself.
npm WARN eslint-plugin-react@7.16.0 requires a peer of eslint@^3.0.0 || ^4.0.0 || ^5.0.0 || ^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN eslint-plugin-jsx-a11y@6.2.3 requires a peer of eslint@^3 || ^4 || ^5 || ^6 but none is installed. You must install peer dependencies yourself.
npm WARN eslint-plugin-react-hooks@1.7.0 requires a peer of eslint@^3.0.0 || ^4.0.0 || ^5.0.0 || ^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN eslint-plugin-jsdoc@15.11.1 requires a peer of eslint@^5.0.0 || ^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN @typescript-eslint/experimental-utils@1.13.0 requires a peer of eslint@* but none is installed. You must install peer dependencies yourself.