if params[:words].nil_or_empty? and params[:rx].nil_or_empty?
m.reply _("I know %{total} facts" % { :total => total })
else
- if params[:words].empty?
+ unless params.key? :words and not params[:words].empty?
rx = Regexp.new(params[:rx].to_s, true)
else
rx = words2rx(params[:words])