1 files changed, 20 insertions, 0 deletions
diff --git a/krebs/5pkgs/haskell-overrides/megaparsec.nix b/krebs/5pkgs/haskell-overrides/megaparsec.nix
new file mode 100644
index 000000000..5ade6006e
--- /dev/null
+++ b/krebs/5pkgs/haskell-overrides/megaparsec.nix
@@ -0,0 +1,20 @@
+{ mkDerivation, base, bytestring, fetchzip, HUnit, mtl, QuickCheck
+, stdenv, test-framework, test-framework-hunit
+, test-framework-quickcheck2, text, transformers
+}:
+mkDerivation {
+  pname = "megaparsec";
+  version = "4.1.0";
+  src = fetchzip {
+    url = "https://hackage.haskell.org/package/megaparsec-4.1.0/megaparsec-4.1.0.tar.gz";
+    sha256 = "1a1ka53a3r91lwnlvzaa8nyk1dxvfd1ij1i5x5vp83q2r9z9dcmi";
+  };
+  libraryHaskellDepends = [ base bytestring mtl text transformers ];
+  testHaskellDepends = [
+    base HUnit mtl QuickCheck test-framework test-framework-hunit
+    test-framework-quickcheck2 transformers
+  ];
+  homepage = "https://github.com/mrkkrp/megaparsec";
+  description = "Monadic parser combinators";
+  license = stdenv.lib.licenses.bsd3;
+}