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

proc _interdiff
{
    var cur = '', prev = '', words = '', cword = '', split = ''
    _init_completion -s || return

    match $prev {
        with -U|--unified|-p|--strip-match|-d|--drop-context
            return
            
    }

    $split && return

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

    var exts = ''@(?(d)patch|dif?(f))',' word = ''
    for word in [$(words[@])] {
        if [[ $word == -@(z|-decompress) ]] {
            set exts = ''?(.@(gz|bz2))''
            break
        }
    }
    _filedir $exts
} &&
complete -F _interdiff interdiff

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