quick_example.sh

#!/usr/bin/env bash
#
# Usage:
#  quick_example.sh tcp <host> <port> [--timeout=<seconds>]
#  quick_example.sh serial <port> [--baud=9600] [--timeout=<seconds>]
#  quick_example.sh -h | --help | --version
#
# Examples:
#  ./quick_example.sh tcp remote-node 80 --timeout=120
#  ./quick_example.sh serial 123 --timeout=120

# if docopts is in PATH, not needed.
PATH=..:$PATH

libpath=../
source $libpath/docopts.sh

help=$(docopt_get_help_string $0)
version='0.1.1rc'

parsed=$(docopts -A myargs -h "$help" -V $version : "$@")
eval "$parsed"

# main code
for a in ${!myargs[@]} ; do
    echo "$a = ${myargs[$a]}"
done