-val baseuri_of_file : string -> string
-
-val baseuri_of_baseuri_decl : ('a, 'b, 'c) GrafiteAst.statement -> string option
-
- (** check whether no objects are defined below a given baseuri *)
-val is_empty: string -> bool
-
-(** removes a file if it exists *)
-val safe_remove: string -> unit
-
-val is_dir: string -> bool (** @return true if file is a directory *)
-val is_regular: string -> bool (** @return true if file is a regular file *)
-
-val input_file: string -> string (** read all the contents of file to string *)
-val output_file: string -> string -> unit (** write string to file *)
-