``` # Current.Log_matcher.add_rule {pattern = "[\\n]test[\\n]"; report = "1"; score = 5};; - : unit = () # Current.Log_matcher.add_rule {pattern = "[\\n].+[\\n]"; report = "2"; score = 1};; - : unit = () # Current.Log_matcher.analyse_string "\ntest\n";; - : string option = Some "2" ```