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author | Max Bolingbroke <batterseapower@hotmail.com> | 2011-09-07 16:29:28 +0100 |
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committer | Max Bolingbroke <batterseapower@hotmail.com> | 2011-09-07 16:29:28 +0100 |
commit | a0d7ffbc9048c544f3186e0ece83582966c2cd07 (patch) | |
tree | 4d4d0a37cc39139cf0b334ea8589c68b60899568 /compiler/utils/Util.lhs | |
parent | 6d940f6ee90dc710f460dd9a587964c7bb07d528 (diff) | |
download | haskell-at-defaults.tar.gz |
Don't generate a full TyCon for the AT defaultsat-defaults
Diffstat (limited to 'compiler/utils/Util.lhs')
-rw-r--r-- | compiler/utils/Util.lhs | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/compiler/utils/Util.lhs b/compiler/utils/Util.lhs index c5f1c0c2ed..6a15896fcb 100644 --- a/compiler/utils/Util.lhs +++ b/compiler/utils/Util.lhs @@ -44,7 +44,7 @@ module Util ( sortLe, sortWith, minWith, on, -- * Comparisons - isEqual, eqListBy, + isEqual, eqListBy, eqMaybeBy, thenCmp, cmpList, removeSpaces, @@ -677,6 +677,11 @@ eqListBy _ [] [] = True eqListBy eq (x:xs) (y:ys) = eq x y && eqListBy eq xs ys eqListBy _ _ _ = False +eqMaybeBy :: (a ->a->Bool) -> Maybe a -> Maybe a -> Bool +eqMaybeBy _ Nothing Nothing = True +eqMaybeBy eq (Just x) (Just y) = eq x y +eqMaybeBy _ _ _ = False + cmpList :: (a -> a -> Ordering) -> [a] -> [a] -> Ordering -- `cmpList' uses a user-specified comparer |