-- Hoogle documentation, generated by Haddock
-- See Hoogle, http://www.haskell.org/hoogle/


-- | Extra queue utilities for STM
--   
@package stm-queue-extras
@version 0.1.0.0


module Control.Concurrent.STM.ETQueue

-- | A variant of <a>TQueue</a> such that you can await its emptiness.
data ETQueue α
newETQueue :: STM (ETQueue α)
newETQueueIO :: IO (ETQueue α)
readETQueue :: ETQueue α -> STM α
tryReadETQueue :: ETQueue α -> STM (Maybe α)
peekETQueue :: ETQueue α -> STM α
tryPeekETQueue :: ETQueue α -> STM (Maybe α)
writeETQueue :: ETQueue α -> α -> STM ()
unGetETQueue :: ETQueue α -> α -> STM ()
isEmptyETQueue :: ETQueue α -> STM Bool
awaitEmpty :: ETQueue α -> STM ()