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-rw-r--r--src/source.sml7
1 files changed, 6 insertions, 1 deletions
diff --git a/src/source.sml b/src/source.sml
index d99907ae..23d2089f 100644
--- a/src/source.sml
+++ b/src/source.sml
@@ -105,11 +105,16 @@ datatype pat' =
withtype pat = pat' located
+datatype inference =
+ Infer
+ | DontInfer
+ | TypesOnly
+
datatype exp' =
EAnnot of exp * con
| EPrim of Prim.t
- | EVar of string list * string
+ | EVar of string list * string * inference
| EApp of exp * exp
| EAbs of string * con option * exp
| ECApp of exp * con