lib/redistat/key.rb in redistat-0.2.5 vs lib/redistat/key.rb in redistat-0.2.6

@@ -51,10 +51,11 @@
     def parent
       @parent ||= self.class.new(self.scope, @label.parent, self.date, @options) unless @label.parent.nil?
     end
     
     def children
-      db.smembers("#{scope}#{LABEL_INDEX}#{@label}").map { |member|
+      members = db.smembers("#{scope}#{LABEL_INDEX}#{@label}") || [] # older versions of Redis returns nil
+      members.map { |member|
         child_label = [@label, member].reject { |i| i.nil? }
         self.class.new(self.scope, child_label.join(GROUP_SEPARATOR), self.date, @options)
       }
     end
     
\ No newline at end of file