update signature

diff --git a/scm/src/type/node.mli b/scm/src/type/node.mli
index 17f9cf0..99c9412 100644 (file)
--- a/scm/src/type/node.mli
+++ b/scm/src/type/node.mli
@@ -18,3 +18,4 @@ val lift : ('a -> 'b) -> 'a t -> 'b t
 val concat : ('a list -> 'b) -> 'a t list -> 'b t
 val to_string : ('a -> string) -> 'a t -> string
 
+val report : string -> string t -> unit