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

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

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

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

    $split && return 0

    _expand || return 0

    if [[ "$cur" == -* ]] {
        setglobal COMPREPLY = ''( $( compgen -W '$( _parse_help "$1" --long-help ) {-1..-9}' \
            -- "$cur" ) )
        [[ $COMPREPLY == *= ]] && compopt -o nospace
        return 0
    }

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

# ex: ts=4 sw=4 et filetype=sh