What to do when the data has been defined in other package and provides no Typeable instance?
2011/7/11 Yitzchak Gale <[email protected]> > Simon Marlow has announced[1] on the Haskell Libraries > list that the Typeable class is changing. > > The standard way to create a Typeable instance is > just to derive it. If you do that, you will not be affected > by this change. > > But it seems that many packages create Typeable > instances by explicitly using mkTyCon. If your package > does this, it will eventually break, after a deprecation > period. > > Please respond to this thread if you own a package > that will be affected by this change. > > Can someone who has quick access to the entire contents > of Hackage please do a grep and find out exactly which > packages on Hackage will be affected? Thanks. > > -Yitz > > [1] http://www.haskell.org/pipermail/libraries/2011-July/016546.html > > _______________________________________________ > Haskell-Cafe mailing list > [email protected] > http://www.haskell.org/mailman/listinfo/haskell-cafe >
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