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-rw-r--r--src/lib/sounds/sig.ml2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/lib/sounds/sig.ml b/src/lib/sounds/sig.ml
index 3c3c731..3ff6bf2 100644
--- a/src/lib/sounds/sig.ml
+++ b/src/lib/sounds/sig.ml
@@ -1,6 +1,8 @@
module type REPR = sig
type t
+ val space : string -> t
+
val none: t
val a : t