bash-completion/completions/aptitude

# Debian aptitude(1) completion

have aptitude && {
have grep-status && {
_comp_dpkg_hold_packages()
{
    grep-status -P -e "^$1" -a -FStatus 'hold' -n -s Package
}
} || {
_comp_dpkg_hold_packages()
{
    command grep -B 2 'hold' /var/lib/dpkg/status | \
        command grep "Package: $1" | cut -d\  -f2
}
}

_aptitude()
{
    local cur dashoptions prev special i

    COMPREPLY=()
    _get_comp_words_by_ref cur prev

    dashoptions='-S -u -i -h --help --version -s --simulate -d \
        --download-only -P --prompt -y --assume-yes -F \
        --display-format -O --sort -w --width -f -r -g \
        --with-recommends -R -G --without-recommends -t \
        --target-release -V --show-versions -D --show-deps\
        -Z -v --verbose --purge-unused --schedule-only'

    for (( i=0; i < ${#COMP_WORDS[@]}-1; i++ )); do
        if [[ ${COMP_WORDS[i]} == @(@(|re)install|@(|un)hold|@(|un)markauto|@(dist|full)-upgrade|download|show|forbid-version|purge|remove|changelog|why@(|-not)|keep@(|-all)|build-dep|@(add|remove)-user-tag) ]]; then
        special=${COMP_WORDS[i]}
        fi
        #exclude some mutually exclusive options
        [[ ${COMP_WORDS[i]} == '-u' ]] && dashoptions=${dashoptions/-i}
        [[ ${COMP_WORDS[i]} == '-i' ]] && dashoptions=${dashoptions/-u}
    done

    if [[ -n "$special" ]]; then
       case $special in
           install|hold|markauto|unmarkauto|dist-upgrade|full-upgrade| \
           download|show|changelog|why|why-not|build-dep|add-user-tag| \
           remove-user-tag)
               COMPREPLY=( $( apt-cache pkgnames $cur 2> /dev/null ) )
               return 0
               ;;
           purge|remove|reinstall|forbid-version)
               COMPREPLY=( $( _comp_dpkg_installed_packages "$cur" ) )
               return 0
               ;;
           unhold)
               COMPREPLY=( $( _comp_dpkg_hold_packages "$cur" ) )
               return 0
               ;;
       esac
    fi

    case $prev in
        # don't complete anything if these options are found
        autoclean|clean|forget-new|search|safe-upgrade|upgrade|update|keep-all)
            return 0
            ;;
        -S)
            _filedir
            return 0
            ;;
        -t|--target-release|--default-release)
            COMPREPLY=( $( apt-cache policy | \
                command grep "release.o=Debian,a=$cur" | \
                sed -e "s/.*a=\(\w*\).*/\1/" | uniq 2> /dev/null ) )
            return 0
            ;;
    esac

    if [[ "$cur" == -* ]]; then
        COMPREPLY=( $( compgen -W "$dashoptions" -- "$cur" ) )
    else
        COMPREPLY=( $( compgen -W 'update upgrade safe-upgrade forget-new \
            clean autoclean install reinstall remove \
            hold unhold purge markauto unmarkauto why why-not \
            dist-upgrade full-upgrade download search show \
            forbid-version changelog keep-all build-dep \
            add-user-tag remove-user-tag' -- "$cur" ) )
    fi

    return 0
}
complete -F _aptitude -o default aptitude
}

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