Completion/Unix/Command/_unexpand


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#compdef unexpand gunexpand expand gexpand

local all tabs
local -a args

all="convert all whitespace, instead of just initial whitespace"
tabs="[use comma separated list of tab positions]:list of tab positions"

if _pick_variant gnu="Free Soft" unix --version; then
  if [[ $service = *un* ]]; then
    args=(
      "(-a --help --version)--all[$all]"
      '(--help --version)--first-only[convert only leading sequences of whitespace]'
    )
  else
    args=(
      '(-i --initial --help --version)'{-i,--initial}"[don't convert tabs after non blanks]"
    )
  fi

  args+=(
    "(-t --help --version)--tabs=${tabs}"
    '(* -)--help[display usage information]'
    '(* -)--version[display version information]'
  )
elif [[ $OSTYPE = (*bsd*|dragonfly*|darwin*) ]]; then
  args=( -A "-*" )
fi
[[ $service = *un* ]] && args+=(  "(--all --help --version)-a[$all]" )

_arguments -s -S "$args[@]" \
  "(--tabs --help)-t+${tabs}" \
  '*:file:_files'