diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/pp.ml | 4 |
1 files changed, 3 insertions, 1 deletions
@@ -20,6 +20,7 @@ module Glue : sig val atom : 'a -> 'a t val glue : 'a t -> 'a t -> 'a t val empty : 'a t + val is_empty : 'a t -> bool val iter : ('a -> unit) -> 'a t -> unit end = struct @@ -29,6 +30,7 @@ end = struct let atom x = [x] let glue x y = y @ x let empty = [] + let is_empty x = x = [] let iter f g = List.iter f (List.rev g) @@ -105,7 +107,7 @@ let (++) = Glue.glue let app = Glue.glue -let is_empty g = g = Glue.empty +let is_empty g = Glue.is_empty g (* Compute length of an UTF-8 encoded string |