example.rb

# http://github.com/cardinalblue/rest-graph

# in controller:
def rest_graph_log duration, url
  logger.debug("DEBUG: RestGraph: spent #{duration} requesting #{url}")
end

# and use this to enable logging:
def rest_graph_create
  @rg = RestGraph.new(:error_handler => method(:rest_graph_authorize),
                        :log_handler => method(:rest_graph_log))
end