New patches:

[optionMaybe
Maxime Henrion <mux@FreeBSD.org>**20070313204006
 
 This patch adds a new combinator that is a specialized version of the
 "option" combinator, wrapping the result into a Maybe type.
] {
hunk ./Text/ParserCombinators/Parsec/Combinator.hs 19
-                        , option, optional
+                        , option, optionMaybe, optional
hunk ./Text/ParserCombinators/Parsec/Combinator.hs 46
+optionMaybe :: GenParser tok st a -> GenParser tok st (Maybe a)
+optionMaybe p       = option Nothing (liftM Just p)
+
}

Context:

[record extensions used
Ross Paterson <ross@soi.city.ac.uk>**20070211152646] 
[TAG 6.6 release
Ian Lynagh <igloo@earth.li>**20061011124740] 
[add boilerplate Setup.hs
Ross Paterson <ross@soi.city.ac.uk>**20060928231525] 
[TAG Initial conversion from CVS complete
John Goerzen <jgoerzen@complete.org>**20060112154137] 
Patch bundle hash:
00a7e84a29202ce489bcd118662a269983f7cf89