src/Grid.hs: make two import lists explicit.

diff --git a/src/Grid.hs b/src/Grid.hs
index 57eaa19f0c95e8c45ffdd01c9f4dcb759e3e5a67..43e60ef2c17948e78e334b2c49847b4c1fa19f50 100644 (file)
--- a/src/Grid.hs
+++ b/src/Grid.hs
@@ -19,7 +19,7 @@ import Data.Array.Repa.Operators.Traversal ( unsafeTraverse )
 import Test.Tasty ( TestTree, testGroup )
 import Test.Tasty.HUnit ( Assertion, assertEqual, testCase )
 import Test.Tasty.QuickCheck (
-  Arbitrary(..),
+  Arbitrary( arbitrary ),
   Gen,
   Property,
   (==>),
@@ -36,7 +36,7 @@ import Cube (
   tetrahedron )
 import Examples ( trilinear, trilinear9x9x9, zeros )
 import FunctionValues ( make_values, value_at )
-import Point ( Point(..) )
+import Point ( Point(Point) )
 import ScaleFactor ( ScaleFactor )
 import Tetrahedron (
   Tetrahedron( v0, v1, v2, v3 ),