# File lib/anise/annotations.rb, line 94
    def ann(ref, *keys)
      if ref.to_s.index('/')
        ref, ns = ref.to_s.split('/')
      else
        ns = :ann
      end
      ref, ns = ref.to_sym, ns.to_sym

      if keys.empty?
        annotations.lookup(ref, ns)
      else
        annotations.annotate(ns, ref, *keys)
      end
    end