X-Git-Url: http://git.megacz.com/?p=coq-hetmet.git;a=blobdiff_plain;f=src%2FExtraction.v;fp=src%2FExtraction.v;h=3371ed5199e7305e44fad21ecad2c818a476f726;hp=e2e380086947baafec36071820027f86ce6bd699;hb=5c493a75fbaf8454d8a21e55edc5b193e2c5879c;hpb=6232ffa2805211654c6ff40a9852d7fc312382d2

diff --git a/src/Extraction.v b/src/Extraction.v
index e2e3800..3371ed5 100644
--- a/src/Extraction.v
+++ b/src/Extraction.v
@@ -77,10 +77,14 @@ Section core2proof.
 
   (* We need to be able to resolve unbound exprvars, but we can be sure their types will have no
    * free tyvars in them *)
-  Definition ξ (wev:WeakExprVar) : LeveledHaskType Γ ★ :=
-    match weakTypeToType' φ wev ★ with
-      | Error s => fail ("Error in top-level xi: " +++ s)
-      | OK    t => t @@ nil
+  Definition ξ (cv:CoreVar) : LeveledHaskType Γ ★ :=
+    match coreVarToWeakVar cv with
+      | WExprVar wev => match weakTypeToType' φ wev ★ with
+                          | Error s => fail ("Error in top-level xi: " +++ s)
+                          | OK    t => t @@ nil
+                        end
+      | WTypeVar _   => fail "top-level xi got a type variable"
+      | WCoerVar _   => fail "top-level xi got a coercion variable"
     end.
 
   Definition header : string :=