Script that downloads Babashka if not available and runs the file as a Babashka script afterwards

download_bb_if_not_exist.clj

#!/usr/bin/env bash

#_(
   bb_dir="$HOME/.bb"

   if [ ! -x "$bb_dir/bb" ]; then
     echo "Babashka not found. Installing it at $bb_dir directory..."

     download_dir="$(mktemp -d)"
     trap "rm -rf $download_dir" EXIT
     curl "https://raw.githubusercontent.com/babashka/babashka/master/install" -Ssqlo "$download_dir/install"

     mkdir -p "$bb_dir"
     bash "$download_dir/install" --dir "$bb_dir" --static
   fi

   exec "$bb_dir/bb" -f "$0" -- "$@"
   )

(println "Hello World!")

Very nice, thanks for this.