ttrie 0.1.1 → 0.1.2

raw patch · 3 files changed

+16/−2 lines, 3 filesdep ~base

Dependency ranges changed: base

Files

• changelog.md +4/−1
• src/Control/Concurrent/STM/Map.hs +11/−0
• ttrie.cabal +1/−1

@@ -1,3 +1,6 @@-# 0.1.2  (April 2015)+# 0.1.2  (May 2015)+    * Add a 'member' convenience function++# 0.1.1  (April 2015) 	* Add 'fromList' and 'unsafeToList' functions 	* Add basic tests

@@ -22,6 +22,7 @@       -- * Query     , lookup     , phantomLookup+    , member        -- * Lists     , fromList@@ -90,6 +91,16 @@ delete k m = do var <- getTVar k m                 writeTVar var Nothing {-# INLINABLE delete #-}++-----------------------------------------------------------------------++-- |/O(log n)/. Is the key a member of the map?+member :: (Eq k, Hashable k) => k -> Map k v -> STM Bool+member k m = do+    v <- lookup k m+    case v of+        Nothing -> return False+        Just _  -> return True  ----------------------------------------------------------------------- 

@@ -1,5 +1,5 @@ name:                ttrie-version:             0.1.1+version:             0.1.2 synopsis:            Contention-free STM hash map description:   A contention-free STM hash map.