snippet getopts "Deal with shell parameters" b
BOOL=false
VAVLUE=''
while getopts ":bv:" o; do
  case "${o}" in
    b)
      BOOL=true
      ;;
    v)
      VALUE=${OPTARG}
      ;;
    *)
      echo "Usage: $1 [-b] [-v VALUE]"
      return
      ;;
  esac
done
endsnippet