On 12 January 2012 17:34, Gregory Crosswhite <gcrosswh...@gmail.com> wrote: > On 01/12/12 13:03, Magicloud Magiclouds wrote: >> Hi, >> With Prelude.catch, I could write "catch () $ \_ -> return Nothing". >> But with Control.Exception.catch, I must specify a type for the "_". >> What should I do? > > Use SomeException for the type, as it is the base of the exception > hierarchy.
But it is usually recommended that you *don't* do this, as it even captures Ctrl-c invocations: http://www.haskell.org/ghc/docs/latest/html/libraries/base/Control-Exception.html#g:4 -- Ivan Lazar Miljenovic ivan.miljeno...@gmail.com IvanMiljenovic.wordpress.com _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe
