usage() {
  echo "usage: git now add [-n] [-v] [--force | -f] [--interactive | -i] [--patch | -p]"
  echo "               [--edit | -e] [--all | [--update | -u]] [--intent-to-add | -N]"
  echo "               [--refresh] [--ignore-errors] [--ignore-missing] [--]"
  echo "               [<filepattern>...]"
}

cmd_default() {
  MESSAGE="[${PREFIX}] `date +\"%Y/%m/%d %T\"`"
  if [ $# -eq 0 ]; then
    git add -u
    printf "${MESSAGE}\n\n%s" "`git diff --cached`" | git commit -F -
  else
    if [ $1 != "--all" ]; then
      git add $@
    else
      git add -u
      git add .
    fi
    printf "${MESSAGE}\n\n%s" "`git diff --cached`" | git commit -F -
  fi
}

cmd_help() {
  usage
  exit 0
}