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Use foldMapA instead of asum/map.

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This commit is contained in:
Rob Rix 2017-12-21 15:13:35 -05:00
parent a50a63e6c0
commit 10b7ce1ff3
1 changed files with 4 additions and 4 deletions
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8
src/Analysis/Abstract/Caching.hs
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@ -94,9 +94,9 @@ evCache ev0 ev' yield e = do
let c = Configuration e roots env store :: Configuration (LocationFor v) t v
out <- getCache
case cacheLookup c out of
Just pairs -> asum . flip map (toList pairs) $ \ (value, store') -> do
Just pairs -> foldMapA (\ (value, store') -> do
putStore store'
pure value
pure value) (toList pairs)
Nothing -> do
in' <- askCache
let pairs = fromMaybe mempty (cacheLookup c in')
@ -129,9 +129,9 @@ fixCache ev' yield e = do
reset 0
_ <- localCache (const dollar) (collect point (ev' yield e) :: m (Set.Set v))
getCache) mempty
asum . flip map (maybe [] toList (cacheLookup c cache)) $ \ (value, store') -> do
maybe empty (foldMapA (\ (value, store') -> do
putStore store'
pure value
pure value) . toList) (cacheLookup c cache)
-- | Compute the Kleene fixed-point theorem in a monadic context.