bash

$ npx eslint --no-fix src

/${ProjectName}/src/App.js
  7:12  error  Strings must use singlequote  quotes
/${ProjectName}/src/App.test.js
  4:1   error  'test' is not defined                    no-undef
  5:10  error  'React' must be in scope when using JSX  react/react-in-jsx-scope
  7:3   error  'expect' is not defined                  no-undef
/${ProjectName}/src/index.js
  11:3  error  'document' is not defined  no-undef
/${ProjectName}/src/reportWebVitals.js
  3:5  error  Parsing error: 'import' and 'export' may only appear at the top level
✖ 6 problems (6 errors, 0 warnings)
  1 error and 0 warnings potentially fixable with the `--fix` option.