# bash completion for lintian(1) and lintian-info(1)       -*- shell-script -*-

proc _lintian_tags
{
    local match search tags

    setglobal tags = $[ awk '/^Tag/ { print $2 }' /usr/share/lintian/checks/*.desc]
    if [[ "$cur" == *, ]] {
        setglobal search = $(cur//,/ )
        for item in [$search] {
            setglobal match = $[ command grep -nE "^Tag: $item$" \
                /usr/share/lintian/checks/*.desc | cut -d: -f1]
            setglobal tags = $[ sed -e "s/\<$item\>//g" <<<$tags]
        }
        setglobal COMPREPLY = ''( $(compgen -W "$tags") )
    } elif [[ "$cur" == *,* ]] {
        setglobal COMPREPLY = ''( $(compgen -P "${cur%,*}," -W "$tags" -- "${cur##*,}") )
    } else {
        setglobal COMPREPLY = ''( $(compgen -W "$tags" -- "$cur") )
    }
    return 0
}

proc _lintian_checks
{
    local match search todisable checks

    setglobal checks = $[ awk '/^(Check-Script|Abbrev)/ { print $2 }' \
        /usr/share/lintian/checks/*.desc]
    if [[ "$cur" == *, ]] {
        setglobal search = $(cur//,/ )
        for item in [$search] {
            setglobal match = $[ command grep -nE "^(Check-Script|Abbrev): $item$" \
                /usr/share/lintian/checks/*.desc | cut -d: -f1]
            setglobal todisable = $[ awk '/^(Check-Script|Abbrev)/ { print $2 }' $match]
            for name in [$todisable] {
                setglobal checks = $[ sed -e "s/\<$name\>//g" <<<$checks]
            }
        }
        setglobal COMPREPLY = ''( $(compgen -W "$checks") )
    } elif [[ "$cur" == *,* ]] {
        setglobal COMPREPLY = ''( $(compgen -P "${cur%,*}," -W "$checks" -- "${cur##*,}") )
    } else {
        setglobal COMPREPLY = ''( $(compgen -W "$checks" -- "$cur") )
    }
    return 0
}

proc _lintian_infos
{
    local match search infos

    setglobal infos = $[ awk '/^Collector/ { print $2 }' \
        /usr/share/lintian/collection/*.desc]
    if [[ "$cur" == *, ]] {
        setglobal search = $(cur//,/ )
        for item in [$search] {
            setglobal match = $[ command grep -nE "^Collector: $item$" \
                /usr/share/lintian/collection/*.desc | cut -d: -f1]
            setglobal infos = $[ sed -e "s/\<$item\>//g" <<<$infos]
        }
        setglobal COMPREPLY = ''( $(compgen -W "$infos") )
    } elif [[ "$cur" == *,* ]] {
        setglobal COMPREPLY = ''( $(compgen -P "${cur%,*}," -W "$infos" -- "${cur##*,}") )
    } else {
        setglobal COMPREPLY = ''( $(compgen -W "$infos" -- "$cur") )
    }
    return 0
}

proc _lintian_arches
{
    return 0
}

proc _lintian
{
    local cur prev words cword
    _init_completion || return

    local action lint_actions general_opts behaviour_opts \
          configuration_opts selection_opts

    setglobal lint_actions = '"--setup-lab --remove-lab --check --check-part --tags
        --tags-from-file --ftp-master-rejects --dont-check-part --unpack
        --remove'"
    setglobal general_opts = '"--help --version --print-version --verbose --debug --quiet'"
    setglobal behaviour_opts = '"--info --display-info --display-experimental --pedantic
        --display-level --suppress-tags --suppress-tags-from-file --no-override
        --show-overrides --color --unpack-info --md5sums --checksums
        --allow-root --fail-on-warnings --keep-lab'"
    setglobal configuration_opts = '"--cfg --lab --archivedir --dist --area --section --arch
        --root'"
    setglobal selection_opts = '"--all --binary --source --udeb --packages-file'"

    if [[ "$prev" == -* ]] {
        match $prev {
            with -C|--check-part|-X|--dont-check-part
                _lintian_checks
                
            with -T|--tags|--suppress-tags
                _lintian_tags
                
            with --tags-from-file|--suppress-tags-from-file|--cfg|-p|\
            --packages-file
                _filedir
                
            with --lab|--archivedir|--dist|--root
                _filedir -d
                
            with --color
                setglobal COMPREPLY = ''($(compgen -W "never always auto html" -- "$cur"))
                
            with -U|--unpack-info
                _lintian_infos
                
            with --area|--section
                setglobal COMPREPLY = ''($(compgen -W "main contrib non-free" -- "$cur"))
                
            with --arch
                
        }
    }

    match $cur {
        with --*
            setglobal COMPREPLY = ''($(compgen -W "$lint_actions $general_opts
                $behaviour_opts $configuration_opts" -- "$cur"))
            
        with *,
            # If we're here, the user is trying to complete on
            # --action tag,tag,<TAB>
            # Only few actions permit that, re-complete them now.
            match $prev {
                with -C|--check-part|-X|--dont-check-part
                    _lintian_checks
                    
                with -T|--tags|--suppress-tags
                    _lintian_tags
                    
                with -U|--unpack-info
                    _lintian_infos
                    
            }
            
        with *
            _filedir '@(?(u)deb|changes|dsc)'
            
    }
    return 0
} &&
complete -F _lintian lintian

proc _lintian_info
{
    local cur prev words cword
    _init_completion || return

    match $prev {
        with -t|--tags
            _lintian_tags
            return 0
            
    }

    match $cur {
        with --*
            setglobal COMPREPLY = ''($(compgen -W "--annotate --help --tags" -- "$cur"))
            
        with *
            _filedir
            
    }
    return 0
} &&
complete -F _lintian_info lintian-info

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