commander_completion

#!/usr/bin/bash
# Bash completion scripts for commander.
#

# _commander() {
#   declare cur prev count
#   cur="${COMP_WORDS[COMP_CWORD]}"
#   prev="${COMP_WORDS[COMP_CWORD-1]}"
#   count=${#COMP_WORDS[@]}

#   if ((count==2)) && [[ "$prev" == "commander" ]]; then
#     COMPREPLY=( $(compgen -W "help sample set-args -h --help" -- $cur) )
#   fi
#   return
# }

_commander() {
  declare cur prev count
  cur="${COMP_WORDS[COMP_CWORD]}"
  prev="${COMP_WORDS[COMP_CWORD-1]}"
  count=${#COMP_WORDS[@]}
  
  if ((count==2)) && [[ "$prev" -eq "commander" ]]; then
    COMPREPLY+=( $(compgen -W "help sample set-args -h --help" -- $cur) )
    return
  fi

  if [[ "$prev" -eq "set-args" ]]; then
    COMPREPLY+=( $(compgen -W "-h -A --help --args --add-args" -- $cur) )
    return
  fi

  if ((count==3)); then
    declare words
    case "$prev" in
    sample)
      words="set-args -s -v -h --help --string-value --verbose"
      ;;
    set-args)
      set_args
      ;;
    *)
      words=""
      ;;
    esac
    COMPREPLY+=( $(compgen -W "$words" -- $cur) )
    return
  fi

  if ((count==4)); then
    declare words
    case "$prev" in
    set-args)
      set_args
      ;;
    *)
      words=""
      ;;
    esac
    COMPREPLY+=( $(compgen -W "$words" -- $cur) )
    return
  fi
}

set_args() {
  words="-h -A --help --args --add-args"
}

complete -F _commander commander