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Fix setCost infinite looping.

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This commit is contained in:
Rob Rix 2016-06-17 13:53:33 -04:00
parent 1668e94427
commit 978c91cd59
1 changed files with 0 additions and 1 deletions
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src/Diffing.hs
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@ -97,7 +97,6 @@ diffFiles parser renderer sourceBlobs = do
pure $! renderer textDiff sourceBlobs
where construct :: CofreeF (Syntax Text) (Both Info) (Diff Text Info) -> Diff Text Info
construct (info :< syntax) = free (Free ((setCost <$> info <*> sumCost syntax) :< syntax))
setCost info cost = setCost info cost
sumCost = fmap getSum . foldMap (fmap Sum . getCost)
getCost diff = case runFree diff of
Free (info :< _) -> cost <$> info