gistfile1.rb

      # Determines whether or not to cache a dataset based on the configuration
      # settings of the plugin.
      #--
      # TODO: Specify a place to find those settings. However, where those are
      # applied is currently in flux. Also, further document how this process
      # actually works.
      #++
      def is_cacheable_by_default?
        cache_by_default = cache_options[:cache_by_default]
        return false unless cache_by_default
        return true if cache_by_default[:always]
        proc = cache_by_default[:proc] || CACHE_BY_DEFAULT_PROC
        proc.call(self, cache_by_default)
      end