| `Trusting of UriManager.uri
]
+ (** Stateless logging. Each message is logged with indentation level 1 *)
val log: msg -> unit
+ (** Stateful logging. Each `Start_type_checing message increase the
+ * indentation level by 1, each `Type_checking_completed message decrease it by
+ * the same amount. *)
+class logger:
+ object
+ method log: msg -> unit
+ end
+