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A pluggable, zero-configuration linting utility for JavaScript. More information:

  • Lint files in the "src" directory:


  • Lint a given set of files:

xo {{file1}}.js {{file2}}.js

  • Automatically fix any lint issues found:

xo --fix

  • Lint using spaces as indentation instead of tabs:

xo --space

  • Lint using the "prettier" code style:

xo --prettier