{ cabal, mtl, text }: cabal.mkDerivation (self: { pname = "boomerang"; version = "1.4.3"; sha256 = "1i72mrl8n2cbrdi05zn37y1339r13vzvmrcc1zbkcak4c7r004zw"; buildDepends = [ mtl text ]; meta = { description = "Library for invertible parsing and printing"; license = self.stdenv.lib.licenses.bsd3; platforms = self.ghc.meta.platforms; }; })