diff options
| -rw-r--r-- | StackSet.hs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/StackSet.hs b/StackSet.hs index d902b39..40d1c0b 100644 --- a/StackSet.hs +++ b/StackSet.hs @@ -320,7 +320,7 @@ filter p (Stack f ls rs) = case L.filter p (f:rs) of -- the head of the list. The implementation is given by the natural -- integration of a one-hole list cursor, back to a list. -- -index :: Eq a => StackSet i a s sd -> [a] +index :: StackSet i a s sd -> [a] index = with [] integrate -- let is = t : r ++ reverse l in take (length is) (dropWhile (/= m) (cycle is)) |