Comment out some obsolete Haskell overrides to fix evaluation.

pkgs/development/haskell-modules/configuration-common.nix

@@ -51,7 +51,6 @@ self: super: {
   clock = dontCheck super.clock;
   Dust-crypto = dontCheck super.Dust-crypto;
   hasql-postgres = dontCheck super.hasql-postgres;
-  hspec = super.hspec.override { stringbuilder = dontCheck self.stringbuilder; };
   hspec-core = super.hspec-core.override { silently = dontCheck self.silently; temporary = dontCheck self.temporary; };
   hspec-expectations = dontCheck super.hspec-expectations;
   HTTP = dontCheck super.HTTP;
@@ -948,9 +947,9 @@ self: super: {
 
   # hledger needs a newer megaparsec version than we have in LTS 12.x.
   hledger-lib = super.hledger-lib.overrideScope (self: super: {
-    cassava-megaparsec = self.cassava-megaparsec_2_0_0;
-    hspec-megaparsec = self.hspec-megaparsec_2_0_0;
-    megaparsec = self.megaparsec_7_0_4;
+    # cassava-megaparsec = self.cassava-megaparsec_2_0_0;
+    # hspec-megaparsec = self.hspec-megaparsec_2_0_0;
+    # megaparsec = self.megaparsec_7_0_4;
   });
 
   # Copy hledger man pages from data directory into the proper place. This code
@@ -979,10 +978,10 @@ self: super: {
       cp -v *.info* $out/share/info/
     '';
   })).overrideScope (self: super: {
-    cassava-megaparsec = self.cassava-megaparsec_2_0_0;
-    config-ini = self.config-ini_0_2_4_0;
-    hspec-megaparsec = self.hspec-megaparsec_2_0_0;
-    megaparsec = self.megaparsec_7_0_4;
+    # cassava-megaparsec = self.cassava-megaparsec_2_0_0;
+    # config-ini = self.config-ini_0_2_4_0;
+    # hspec-megaparsec = self.hspec-megaparsec_2_0_0;
+    # megaparsec = self.megaparsec_7_0_4;
   });
   hledger-web = overrideCabal super.hledger-web (drv: {
     postInstall = ''
@@ -1087,19 +1086,15 @@ self: super: {
   haddock-library = doJailbreak (dontCheck super.haddock-library);
   # haddock-library_1_6_0 = doJailbreak (dontCheck super.haddock-library_1_6_0);
 
-  # The tool needs a newer hpack version than the one mandated by LTS-12.x.
-  # Also generate shell completions.
-  cabal2nix = generateOptparseApplicativeCompletion "cabal2nix"
-    (super.cabal2nix.overrideScope (self: super: {
-      hpack = self.hpack_0_31_1;
-      yaml = self.yaml_0_11_0_0;
-    }));
-  stack2nix = super.stack2nix.overrideScope (self: super: {
-    hpack = self.hpack_0_31_1;
-    yaml = self.yaml_0_11_0_0;
-  });
-  # Break out of "aeson <1.3, temporary <1.3".
-  stack = generateOptparseApplicativeCompletion "stack" (doJailbreak super.stack);
+  # Break out of tasty >=0.10 && <1.2.
+  aeson-compat = doJailbreak super.aeson-compat;
+
+  # Break out of pretty-show >=1.6 && <1.9
+  hedgehog = doJailbreak super.hedgehog;
+
+  # Generate shell completion.
+  cabal2nix = generateOptparseApplicativeCompletion "cabal2nix" super.cabal2nix;
+  stack = generateOptparseApplicativeCompletion "stack" super.stack;
 
   # https://github.com/pikajude/stylish-cabal/issues/11
   stylish-cabal = super.stylish-cabal.override { hspec = self.hspec_2_4_8; hspec-core = self.hspec-core_2_4_8; };

pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix

@@ -45,40 +45,38 @@ self: super: {
   hoopl = self.hoopl_3_10_2_2;
 
   # LTS-12.x versions do not compile.
-  base-orphans = self.base-orphans_0_8;
-  brick = self.brick_0_45;
-  cassava-megaparsec = doJailbreak super.cassava-megaparsec;
-  config-ini = doJailbreak super.config-ini;   # https://github.com/aisamanra/config-ini/issues/18
-  contravariant = self.contravariant_1_5;
-  fgl = self.fgl_5_7_0_1;
-  free = self.free_5_1;
-  haddock-library = dontCheck super.haddock-library_1_7_0;
-  HaTeX = doJailbreak super.HaTeX;
-  hpack = self.hpack_0_31_1;
-  hslua = self.hslua_1_0_1;
-  hslua-module-text = self.hslua-module-text_0_2_0;
-  hspec = self.hspec_2_6_0;
-  hspec-contrib = self.hspec-contrib_0_5_1;
-  hspec-core = self.hspec-core_2_6_0;
-  hspec-discover = self.hspec-discover_2_6_0;
-  hspec-megaparsec = doJailbreak super.hspec-megaparsec;  # newer versions need megaparsec 7.x
-  hspec-meta = self.hspec-meta_2_6_0;
-  JuicyPixels = self.JuicyPixels_3_3_3;
-  lens = self.lens_4_17;
-  megaparsec = dontCheck (doJailbreak super.megaparsec);
-  pandoc = self.pandoc_2_5;
-  pandoc-citeproc = self.pandoc-citeproc_0_15;
-  pandoc-citeproc_0_15 = doJailbreak super.pandoc-citeproc_0_15;
-  patience = markBrokenVersion "0.1.1" super.patience;
-  polyparse = self.polyparse_1_12_1;
-  primitive = self.primitive_0_6_4_0;
-  QuickCheck = self.QuickCheck_2_12_6_1;
-  semigroupoids = self.semigroupoids_5_3_1;
-  tagged = self.tagged_0_8_6;
-  vty = self.vty_5_25_1;
-  wizards = doJailbreak super.wizards;
-  wl-pprint-extras = doJailbreak super.wl-pprint-extras;
-  yaml = self.yaml_0_11_0_0;
+  # base-orphans = self.base-orphans_0_8;
+  # brick = self.brick_0_45;
+  # cassava-megaparsec = doJailbreak super.cassava-megaparsec;
+  # config-ini = doJailbreak super.config-ini;   # https://github.com/aisamanra/config-ini/issues/18
+  # contravariant = self.contravariant_1_5;
+  # fgl = self.fgl_5_7_0_1;
+  # free = self.free_5_1;
+  # haddock-library = dontCheck super.haddock-library_1_7_0;
+  # HaTeX = doJailbreak super.HaTeX;
+  # hpack = self.hpack_0_31_1;
+  # hslua = self.hslua_1_0_1;
+  # hslua-module-text = self.hslua-module-text_0_2_0;
+  # hspec = self.hspec_2_6_0;
+  # hspec-contrib = self.hspec-contrib_0_5_1;
+  # hspec-core = self.hspec-core_2_6_0;
+  # hspec-discover = self.hspec-discover_2_6_0;
+  # hspec-megaparsec = doJailbreak super.hspec-megaparsec;  # newer versions need megaparsec 7.x
+  # hspec-meta = self.hspec-meta_2_6_0;
+  # JuicyPixels = self.JuicyPixels_3_3_3;
+  # lens = self.lens_4_17;
+  # megaparsec = dontCheck (doJailbreak super.megaparsec);
+  # pandoc = self.pandoc_2_5;
+  # pandoc-citeproc = self.pandoc-citeproc_0_15;
+  # pandoc-citeproc_0_15 = doJailbreak super.pandoc-citeproc_0_15;
+  # patience = markBrokenVersion "0.1.1" super.patience;
+  # polyparse = self.polyparse_1_12_1;
+  # semigroupoids = self.semigroupoids_5_3_1;
+  # tagged = self.tagged_0_8_6;
+  # vty = self.vty_5_25_1;
+  # wizards = doJailbreak super.wizards;
+  # wl-pprint-extras = doJailbreak super.wl-pprint-extras;
+  # yaml = self.yaml_0_11_0_0;
 
   # https://github.com/tibbe/unordered-containers/issues/214
   unordered-containers = dontCheck super.unordered-containers;