summaryrefslogtreecommitdiff
path: root/src/GF/Grammar/Unify.hs
diff options
context:
space:
mode:
authorkrasimir <krasimir@chalmers.se>2009-03-16 14:41:49 +0000
committerkrasimir <krasimir@chalmers.se>2009-03-16 14:41:49 +0000
commit9cae779ac513b3bfda9a53a44b0740e7e1b50dde (patch)
treebb9fccb9daac8a32b7a52d8d853e7393a4bf284a /src/GF/Grammar/Unify.hs
parenta2c682cf0e88f96afa10546a3d3396db3c85fc12 (diff)
incomplete support for record types in the abstract syntax
Diffstat (limited to 'src/GF/Grammar/Unify.hs')
-rw-r--r--src/GF/Grammar/Unify.hs1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/GF/Grammar/Unify.hs b/src/GF/Grammar/Unify.hs
index 7deb5e90a..68f8b3352 100644
--- a/src/GF/Grammar/Unify.hs
+++ b/src/GF/Grammar/Unify.hs
@@ -65,6 +65,7 @@ unify e1 e2 g =
(App c a, App d b) -> case unify c d g of
Ok g1 -> unify a b g1
_ -> prtBad "fail unify" e1
+ (RecType xs,RecType ys) | xs == ys -> return g
_ -> prtBad "fail unify" e1
extend :: Unifier -> MetaSymb -> Term -> Err Unifier