haskellPackages.cassava: prevent deprecated/broken 0.5.5.0 from being picked

maintainers/scripts/haskell/update-stackage.sh

@@ -111,4 +111,9 @@ sed -r \
 # ShellCheck: latest version of command-line dev tool.
 # Agda: The Agda community is fast-moving; we strive to always include the newest versions of Agda and the Agda packages in nixpkgs.
 
+# Work around Stackage LTS including a bogus version of cassava which has been deprecated on Hackage.
+# See <https://github.com/haskell-hvr/cassava/issues/248>.
+# TODO(@sternenseemann): drop this once the situation has been resolved in Stackage LTS
+sed -e 's/cassava ==0.5.5.0/cassava >= 0.5.4.0 && (> 0.5.5.0 || < 0.5.5.0) && < 0.6.0.0/' -i "$stackage_config"
+
 echo "$old_version -> $version"

pkgs/development/haskell-modules/configuration-hackage2nix/stackage.yaml

@@ -330,7 +330,7 @@ default-package-overrides:
   - cased ==0.1.0.0
   - cases ==0.1.4.4
   - casing ==0.1.4.1
-  - cassava ==0.5.5.0
+  - cassava >= 0.5.4.0 && (> 0.5.5.0 || < 0.5.5.0) && < 0.6.0.0
   - cassava-conduit ==0.6.6
   - cassava-megaparsec ==2.1.1
   - cast ==0.1.0.2

pkgs/development/haskell-modules/hackage-packages.nix

@@ -133925,7 +133925,7 @@ self: {
     }
   ) { };
 
-  cassava_0_5_4_1 = callPackage (
+  cassava = callPackage (
     {
       mkDerivation,
       array,
@@ -133984,71 +133984,6 @@ self: {
       ];
       description = "A CSV parsing and encoding library";
       license = lib.licenses.bsd3;
-      hydraPlatforms = lib.platforms.none;
-    }
-  ) { };
-
-  cassava = callPackage (
-    {
-      mkDerivation,
-      array,
-      attoparsec,
-      base,
-      bytestring,
-      containers,
-      deepseq,
-      hashable,
-      HUnit,
-      Only,
-      QuickCheck,
-      quickcheck-instances,
-      scientific,
-      test-framework,
-      test-framework-hunit,
-      test-framework-quickcheck2,
-      text,
-      text-short,
-      unordered-containers,
-      vector,
-    }:
-    mkDerivation {
-      pname = "cassava";
-      version = "0.5.5.0";
-      sha256 = "1rcc7l93g80mbmfvbz0bclsldkz19yyfyazfp8h471856sj5a9kp";
-      revision = "1";
-      editedCabalFile = "12d4zbpm1xm2zs3mshwas295n1ab970354x89ciy8smddjn8i5sm";
-      configureFlags = [ "-f-bytestring--lt-0_10_4" ];
-      libraryHaskellDepends = [
-        array
-        attoparsec
-        base
-        bytestring
-        containers
-        deepseq
-        hashable
-        Only
-        scientific
-        text
-        text-short
-        unordered-containers
-        vector
-      ];
-      testHaskellDepends = [
-        base
-        bytestring
-        HUnit
-        QuickCheck
-        quickcheck-instances
-        scientific
-        test-framework
-        test-framework-hunit
-        test-framework-quickcheck2
-        text
-        unordered-containers
-        vector
-      ];
-      description = "A CSV parsing and encoding library";
-      license = lib.licenses.bsd3;
     }
   ) { };