1 files changed, 20 insertions, 0 deletions
diff --git a/html-test/src/TypeOperators.hs b/html-test/src/TypeOperators.hs
new file mode 100644
index 00000000..edbb9344
--- /dev/null
+++ b/html-test/src/TypeOperators.hs
@@ -0,0 +1,20 @@
+{-# LANGUAGE TypeOperators #-}
+module TypeOperators (
+  -- * stuff
+  (:-:),
+  (:+:),
+  Op,
+  O(..),
+  biO,
+) where
+
+data a :-: b
+
+data (a :+: b) c
+
+data a `Op` b
+
+newtype (g `O` f) a = O { unO :: g (f a) }
+
+biO :: (g `O` f) a
+biO = undefined