Somewhat related nodejs self plug: Use nip https://github.com/kolodny/nip https://github.com/kolodny/nip $ echo -e 'this\nis\na\nwhatever foo' | nip 'retu

Somewhat related nodejs self plug: Use nip https://github.com/kolodny/nip https://github.com/kolodny/nip $ echo -e 'this\nis\na\nwhatever foo' | nip 'return /whatever/.test(line) && cols[1]' # foo