+-- basically a specialised version of fullRender for LeftMode with IO output.
+printLeftRender :: Handle -> Doc -> IO ()
+printLeftRender hdl doc = lay (reduceDoc doc)
+ where
+ lay NoDoc = cant_fail
+ lay (Union p q) = lay (first p q)
+ lay (Nest k p) = lay p
+ lay Empty = hPutChar hdl '\n'
+ lay (NilAbove p) = hPutChar hdl '\n' >> lay p
+ lay (TextBeside s sl p) = put s >> lay p
+
+ put (Chr c) = hPutChar hdl c
+ put (Str s) = hPutStr hdl s
+ put (PStr s) = hPutFS hdl s
+ put (LStr s l) = hPutLitString hdl s l
+