hang, punctuate,
-- renderStyle, -- Haskell 1.3 only
- render, fullRender, printDoc, showDocWith
+ render, fullRender, printDoc, showDocWith,
+ bufLeftRender -- performance hack
) where
import BufWrite
printLeftRender :: Handle -> Doc -> IO ()
printLeftRender hdl doc = do
b <- newBufHandle hdl
- layLeft b (reduceDoc doc)
+ bufLeftRender b doc
bFlush b
+bufLeftRender :: BufHandle -> Doc -> IO ()
+bufLeftRender b doc = layLeft b (reduceDoc doc)
+
-- HACK ALERT! the "return () >>" below convinces GHC to eta-expand
-- this function with the IO state lambda. Otherwise we end up with
-- closures in all the case branches.