Easily use JSLint from the command line.
jslint app.js
jslint lib/worker.js lib/server.js # Multiple files
jslint --white --onevar --regexp app.js # All JSLint options supported
jslint --bitwise false app.js # Defaults to true, but you can specify false
jslint --goodparts --undef false app.js # The Good Parts, except undef
jslint -gp app.js # Shorthand for --goodparts: -gp
find . -name "*.js" -print0 | xargs -0 jslint # JSLint your entire project
npm install jslint
make lint
See LICENSE file.