X-Git-Url: http://gitweb.michael.orlitzky.com/?p=dead%2Fhtsn-import.git;a=blobdiff_plain;f=src%2FTSN%2FXML%2FInjuriesDetail.hs;h=3f1ba167e8d8a2d2c29bc7656063a04f032527e0;hp=4dda8442eca62840a55cc3ed14e51265f6eb48e2;hb=f6708a3fa86d84914e5c67e339f192460864c143;hpb=db7b2a81b5b8fa0357f3340761804e2a56a6db30

diff --git a/src/TSN/XML/InjuriesDetail.hs b/src/TSN/XML/InjuriesDetail.hs
index 4dda844..3f1ba16 100644
--- a/src/TSN/XML/InjuriesDetail.hs
+++ b/src/TSN/XML/InjuriesDetail.hs
@@ -27,8 +27,12 @@ where
 import Control.Monad ( forM_ )
 import Data.Time ( UTCTime )
 import Data.Tuple.Curry ( uncurryN )
-import qualified Data.Vector.HFixed as H ( HVector, cons, convert, tail )
-import qualified Data.Vector.HFixed.Cont as H (ContVec)
+import qualified Data.Vector.HFixed as H (
+  HVector,
+  asCVec,
+  cons,
+  convert,
+  tail )
 import Database.Groundhog (
   DefaultKey,
   countAll,
@@ -276,13 +280,13 @@ instance Child InjuriesDetailListingPlayerListingXml where
 instance FromXmlFk InjuriesDetailListingPlayerListingXml where
   -- | To construct a 'InjuriesDetailListingPlayerListing' from a
   --   'InjuriesDetailListingPlayerListingXml' we need to supply a
-  --   foreign key to an 'InjuriesDetailListing'.
+  --   foreign key to an 'InjuriesDetailListing' after dropping the
+  --   '_xml_player_team_id'.
   --
-  from_xml_fk fk = (H.cons fk) . asCont . H.tail
-    where
-      -- Should be in the library soon.
-      asCont :: H.ContVec a -> H.ContVec a
-      asCont = id
+  --   The 'H.asCVec' trick allows type inference to proceed in the
+  --   middle of two different magics.
+  --
+  from_xml_fk fk = (H.cons fk) . H.asCVec . H.tail
 
 
 -- | This lets us insert the XML representation