# bash completion for perl

have perl &&
{
_perlmodules()
{
    COMPREPLY=( $( compgen -P "$prefix" -W "$( perl -e 'sub mods { my ($base,$dir)=@_; return if  $base !~ /^\Q$ENV{cur}/; chdir($dir) or return; for (glob(q[*.pm])) {s/\.pm$//; print qq[$base$_\n]}; mods(/^(?:[.\d]+|$Config{archname}-$Config{osname}|auto)$/ ? undef : qq[${base}${_}::],qq[$dir/$_]) for grep {-d} glob(q[*]); } mods(undef,$_) for @INC;' )" -- "$cur" ) )
    __ltrim_colon_completions "$1"
}

_perl()
{
    local cur prev prefix temp
    local optPrefix optSuffix

    COMPREPLY=()
    _get_comp_words_by_ref -n : cur prev
    prefix=""

    # If option not followed by whitespace, reassign prev and cur
    if [[ "$cur" == -?* ]]; then
        temp=$cur
        prev=${temp:0:2}
        cur=${temp:2}
        optPrefix=-P$prev
        optSuffix=-S/
        prefix=$prev
    fi

    # only handle module completion for now
    case $prev in
        -I|-x)
            local IFS=$'\t\n'
            COMPREPLY=( $( compgen -d $optPrefix $optSuffix -- "$cur" ) )
            return 0
            ;;
        -m|-M)
            _perlmodules "$cur"
            return 0
            ;;
    esac

    if [[ "$cur" == -* ]]; then
        COMPREPLY=( $( compgen -W '-C -s -T -u -U -W -X -h -v -V -c -w -d \
            -D -p -n -a -F -l -0 -I -m -M -P -S -x -i -e ' -- "$cur" ) )
    else
        _filedir
    fi
}
complete -F _perl -o nospace -o filenames perl

complete -C $BASH_COMPLETION_DIR/helpers/perldoc -o nospace -o default perldoc
}

# Local variables:
# mode: shell-script
# sh-basic-offset: 4
# sh-indent-comment: t
# indent-tabs-mode: nil
# End:
# ex: ts=4 sw=4 et filetype=sh
