# xz(1) completion                                         -*- shell-script -*-

_xz()
{
    local cur prev words cword split
    _init_completion -s || return

    local xspec="*.@(xz|lzma|txz|tlz)"

    case $prev in
        --decompress|--list|--test|-!(-*)[dlt]*)
            xspec="!"$xspec
            ;;
        --files|--files0)
            _filedir
            return
            ;;
        -C|--check)
            COMPREPLY=( $( compgen -W 'crc32 crc64 sha256 none' -- "$cur" ) )
            return
            ;;
        -F|--format)
            COMPREPLY=( $( compgen -W 'auto xz lzma raw' -- "$cur" ) )
            return
            ;;
        -T|--threads)
            COMPREPLY=( $( compgen -W "{0..$(_ncpus)}" -- "$cur" ) )
            return
            ;;
        -M|--memlimit|--memlimit-compress|--memlimit-decompress|--memory|\
        -S|--suffix|--delta|--lzma1|--lzma2)
            # argument required but no completions available
            return
            ;;
        -h|--help|-H|--long-help|-V|--version|--info-memory)
            # all other arguments are noop with these
            return
            ;;
    esac

    $split && return

    if [[ "$cur" == -* ]]; then
        COMPREPLY=( $( compgen -W '$( _parse_help "$1" --long-help ) {-1..-9}' \
            -- "$cur" ) )
        [[ $COMPREPLY == *= ]] && compopt -o nospace
        return
    fi

    _tilde "$cur" || return

    local IFS=$'\n'
    compopt -o filenames
    COMPREPLY=( $( compgen -f -X "$xspec" -- "$cur" ) \
        $( compgen -d -- "$cur" ) )
} &&
complete -F _xz xz pxz

# ex: filetype=sh