bash-template.sh

#!/usr/bin/env bash
# https://www.davidpashley.com/articles/writing-robust-shell-scripts/
set -ue
# Enable more complex glob patterns
shopt -s globstar

usage() {
  echo "usage"
}

OPTERR=0
while getopts "hs:" opt; do
  case $opt in
    h)
      usage
      exit
      ;;
    s)
      setting=$OPTARG
      ;;
    \?)
      usage
      exit 1
    ;;
  esac
done

# Clear processed options
shift $((OPTIND-1))