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authorSpencer Janssen <sjanssen@cse.unl.edu>2007-06-04 20:07:45 +0200
committerSpencer Janssen <sjanssen@cse.unl.edu>2007-06-04 20:07:45 +0200
commitee57a01ad607ca3102e3d1646e971d6f153c96c5 (patch)
treedc89df780e77a4536120de6562d1e3c974d4baaf /StackSet.hs
parente2ca97b7ec0417f32d283428ad9b1b7ff2e06e4a (diff)
downloadmetatile-ee57a01ad607ca3102e3d1646e971d6f153c96c5.tar
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Integral implies Eq
darcs-hash:20070604180745-a5988-bbeb0e2f34a21fe9853f67440e59929a1084c76d
Diffstat (limited to 'StackSet.hs')
-rw-r--r--StackSet.hs2
1 files changed, 1 insertions, 1 deletions
diff --git a/StackSet.hs b/StackSet.hs
index fa800a7..bb581d2 100644
--- a/StackSet.hs
+++ b/StackSet.hs
@@ -186,7 +186,7 @@ new n m | n > 0 && m > 0 = StackSet n cur visi unseen M.empty
-- becomes the current screen. If it is in the visible list, it becomes
-- current.
--
-view :: (Eq i, Eq a, Eq s, Integral i) => i -> StackSet i a s -> StackSet i a s
+view :: (Eq a, Eq s, Integral i) => i -> StackSet i a s -> StackSet i a s
view i s
| i < 0 && i >= size s || i == tag (workspace (current s)) = s -- out of bounds or current