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bb

Native Clojure interpreter for scripting. More information: https://book.babashka.org/#usage.

  • [e]valuate an expression:

bb -e "(+ 1 2 3)"

  • Evaluate a script [f]ile:

bb -f {{path/to/script.clj}}

  • Bind input to a sequence of lines from stdin:

printf "first\nsecond" | bb -i "(map clojure.string/capitalize *input*)"

  • Bind input to a sequence of EDN(Extensible Data Notation) values from stdin:

echo "{:key 'val}" | bb -I "(:key (first *input*))"