Run a Ruby snippet for each input line.

gem install dorian-each

Also included in the aggregate gem:

gem install dorian

each [options] [file ...] "ruby code"

Run each -h for generated option details and each -v for the installed version.

• Sets it to each stripped line. Useful options include --progress, --debug, --rails, --stdout, --stderr, and --colorize.

printf '1\n2\n' | each "puts it.to_i * 2" -c false

Output:

2
4