úÎÂ     None Split a   into a -delimited stream of   s grouped by $ the supplied equality predicate Split a   into a -delimited stream of   s of the  given chunk size Split a   into a -delimited stream of   s separated 1 by elements that satisfy the given predicate Join a -delimited stream of  s into a single   Join a -delimited stream of  s into a single   by  intercalating a   in between them  (takeFree n) only keeps the first n functor layers of a   (dropFree n) peels off the first n layers of a  BUse carefully: the peeling off is not free. This runs the first n 5 layers, just discarding everything they produce. %Draw one element from the underlying   , returning  if the    is empty )Push back an element onto the underlying    2 checks the first element of the stream, but uses  to push the 6 element back so that it is available for the next  command.  peek = do  x <- draw  case x of  Left _ -> return ()  Right a -> unDraw a  return x Check if the underlying   is empty " isEndOfInput = liftM isLeft peek Stream from the underlying     terminates if the  & is empty, returning the final return  value of the  . A variation on  from  Pipes.Prelude that s * the first element that does not match           !"#pipes-parse-2.0.2 Pipes.Parse Pipes.Prelude takeWhilegroupBychunksOfsplitOnconcat intercalatetakeFreedropFreedrawunDrawpeek isEndOfInputinput pipes-4.0.0 Pipes.CoreProducerfree-4.2Control.Monad.Trans.FreeFreeTbase Data.EitherLeftPureFreeFreeFrunFreeTtransformers-0.3.0.0 Control.Monad.Trans.State.StrictStateT runStateT execStateT evalStateT