yas snippet for bash while getopts

wgetopts.snip

# -*- mode: snippet -*-
# name: wgetopts
# key: wgetopts
# ${1:$(mapconcat (lambda (c) (format "%c)\n\t: #TODO: Implement option\n\t;;\n\n" c)) yas-text "")}
# --
while getopts ":${1:opts}"; do
      case opt in
          ${1:$(mapconcat (lambda (c) (format "%c)\n\t: #TODO: Implement option\n\t;;\n\n" c)) (replace-regexp-in-string ":" "" yas-text) "")}
	  *)
	      usage
	      ;;
      esac
done