{cabal}:

cabal.mkDerivation (self : {
  pname = "parsec";
  version = "2.1.0.1"; # Haskell Platform 2009.0.0 and 2010.1.0.0 and 2010.2.0.0
  sha256 = "2d85e5b5c8b2b1f341037ce67e1db7fa47b31c083136796cfef9e5b945c656df";
  meta = {
    description = "Monadic parser combinators";
  };
})