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

proc _lintian_tags {
    local match search tags

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

proc _lintian_checks {
    local match search todisable checks

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

proc _lintian_infos {
    local match search infos

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

    setvar lint_actions = ""--setup-lab --remove-lab --check --check-part --tags
        --tags-from-file --ftp-master-rejects --dont-check-part --unpack
        --remove""
    setvar general_opts = ""--help --version --print-version --verbose --debug --quiet""
    setvar 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""
    setvar configuration_opts = ""--cfg --lab --archivedir --dist --area --section --arch
        --root""
    setvar selection_opts = ""--all --binary --source --udeb --packages-file""

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

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

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

    case (prev) {
        -t|--tags {
            _lintian_tags
            return 0
            }
    }

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

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