On Thu, 6 Jan 2005, David Roundy wrote: > On Thu, Jan 06, 2005 at 09:11:13AM -0800, Benjamin Pierce wrote: > > * As far as I can determine, there is no way to check pattern matches for > > exhaustiveness. Coming from OCaml, this feels like losing a significant > > safety net! How do people program so as not to be getting dynamic match > > failures all the time? > > ghc does give warnings when pattern matches aren't exhaustive, at least > when called with the compile flags used with darcs. It seems that you may > be interested in the -fwarn-incomplete-patterns compile flag with ghc.
... or -Wall to get lots of warnings _______________________________________________ Haskell-Cafe mailing list [email protected] http://www.haskell.org/mailman/listinfo/haskell-cafe
