haskell.{compiler,packages}: Add aliases without minor versions

nixos/doc/manual/development/option-declarations.section.md

@@ -124,14 +124,14 @@ lib.mkOption {
 ```nix
 lib.mkPackageOption pkgs "GHC" {
   default = [ "ghc" ];
-  example = "pkgs.haskell.packages.ghc924.ghc.withPackages (hkgs: [ hkgs.primes ])";
+  example = "pkgs.haskell.packages.ghc92.ghc.withPackages (hkgs: [ hkgs.primes ])";
 }
 # is like
 lib.mkOption {
   type = lib.types.package;
   default = pkgs.ghc;
   defaultText = lib.literalExpression "pkgs.ghc";
-  example = lib.literalExpression "pkgs.haskell.packages.ghc924.ghc.withPackages (hkgs: [ hkgs.primes ])";
+  example = lib.literalExpression "pkgs.haskell.packages.ghc92.ghc.withPackages (hkgs: [ hkgs.primes ])";
   description = "The GHC package to use.";
 }
 ```

nixos/doc/manual/from_md/development/option-declarations.section.xml

@@ -189,14 +189,14 @@ lib.mkOption {
         <programlisting language="bash">
 lib.mkPackageOption pkgs &quot;GHC&quot; {
   default = [ &quot;ghc&quot; ];
-  example = &quot;pkgs.haskell.packages.ghc924.ghc.withPackages (hkgs: [ hkgs.primes ])&quot;;
+  example = &quot;pkgs.haskell.packages.ghc92.ghc.withPackages (hkgs: [ hkgs.primes ])&quot;;
 }
 # is like
 lib.mkOption {
   type = lib.types.package;
   default = pkgs.ghc;
   defaultText = lib.literalExpression &quot;pkgs.ghc&quot;;
-  example = lib.literalExpression &quot;pkgs.haskell.packages.ghc924.ghc.withPackages (hkgs: [ hkgs.primes ])&quot;;
+  example = lib.literalExpression &quot;pkgs.haskell.packages.ghc92.ghc.withPackages (hkgs: [ hkgs.primes ])&quot;;
   description = &quot;The GHC package to use.&quot;;
 }
 </programlisting>

nixos/doc/manual/from_md/release-notes/rl-2111.section.xml

@@ -2087,6 +2087,18 @@ Superuser created successfully.
           <literal>java-packages.compiler</literal>.
         </para>
       </listitem>
+      <listitem>
+        <para>
+          The sets <literal>haskell.packages</literal> and
+          <literal>haskell.compiler</literal> now contain for every ghc
+          version an attribute with the minor version dropped. E.g. for
+          <literal>ghc8107</literal> there also now exists
+          <literal>ghc810</literal>. Those attributes point to the same
+          compilers and packagesets but have the advantage that e.g.
+          <literal>ghc92</literal> stays stable when we update from
+          <literal>ghc924</literal> to <literal>ghc925</literal>.
+        </para>
+      </listitem>
     </itemizedlist>
   </section>
 </section>

nixos/doc/manual/release-notes/rl-2111.section.md

@@ -573,3 +573,5 @@ In addition to numerous new and upgraded packages, this release has the followin
 - hydrus has been upgraded from version `438` to `463`. Since upgrading between releases this old is advised against, be sure to have a backup of your data before upgrading. For details, see [the hydrus manual](https://hydrusnetwork.github.io/hydrus/help/getting_started_installing.html#big_updates).
 
 - More jdk and jre versions are now exposed via `java-packages.compiler`.
+
+- The sets `haskell.packages` and `haskell.compiler` now contain for every ghc version an attribute with the minor version dropped. E.g. for `ghc8107` there also now exists `ghc810`. Those attributes point to the same compilers and packagesets but have the advantage that e.g. `ghc92` stays stable when we update from `ghc924` to `ghc925`.

nixos/modules/services/x11/window-managers/xmonad.nix

@@ -46,7 +46,7 @@ in {
       haskellPackages = mkOption {
         default = pkgs.haskellPackages;
         defaultText = literalExpression "pkgs.haskellPackages";
-        example = literalExpression "pkgs.haskell.packages.ghc8107";
+        example = literalExpression "pkgs.haskell.packages.ghc810";
         type = types.attrs;
         description = lib.mdDoc ''
           haskellPackages used to build Xmonad and other packages.

pkgs/development/compilers/elm/default.nix

@@ -7,7 +7,7 @@ let
 
   fetchElmDeps = pkgs.callPackage ./fetchElmDeps.nix { };
 
-  hsPkgs = self: pkgs.haskell.packages.ghc8107.override {
+  hsPkgs = self: pkgs.haskell.packages.ghc810.override {
     overrides = self: super: with pkgs.haskell.lib.compose; with lib;
     let elmPkgs = rec {
       elm = overrideCabal (drv: {

pkgs/development/tools/haskell/haskell-language-server/withWrapper.nix

@@ -1,6 +1,6 @@
 { lib
 , stdenv
-, supportedGhcVersions ? [ "884" "8107" "902" "924" ]
+, supportedGhcVersions ? [ "88" "810" "90" "92" ]
 , dynamic ? false
 , haskellPackages
 , haskell
@@ -8,7 +8,7 @@
 #
 # The recommended way to override this package is
 #
-# pkgs.haskell-language-server.override { supportedGhcVersions = [ "902" ]; }
+# pkgs.haskell-language-server.override { supportedGhcVersions = [ "90" ]; }
 #
 # for example. Read more about this in the haskell-language-server section of the nixpkgs manual.
 #

pkgs/top-level/all-packages.nix

@@ -9798,7 +9798,7 @@ with pkgs;
   pakcs = callPackage ../development/compilers/pakcs {
     # Doesn't compile with GHC 9.0 due to whitespace syntax changes
     # see also https://github.com/NixOS/nixpkgs/issues/166108
-    haskellPackages = haskell.packages.ghc8107;
+    haskellPackages = haskell.packages.ghc810;
   };
 
   pal = callPackage ../tools/misc/pal { };
@@ -12714,7 +12714,7 @@ with pkgs;
 
   # To expose more packages for Yi, override the extraPackages arg.
   yi = callPackage ../applications/editors/yi/wrapper.nix {
-    haskellPackages = haskell.packages.ghc8107;
+    haskellPackages = haskell.packages.ghc810;
   };
 
   yj = callPackage ../development/tools/yj { };
@@ -13894,8 +13894,8 @@ with pkgs;
   haskellPackages = dontRecurseIntoAttrs
     # Prefer native-bignum to avoid linking issues with gmp
     (if stdenv.hostPlatform.isStatic
-       then haskell.packages.native-bignum.ghc902
-       else haskell.packages.ghc902);
+       then haskell.packages.native-bignum.ghc90
+       else haskell.packages.ghc90);
 
   # haskellPackages.ghc is build->host (it exposes the compiler used to build the
   # set, similarly to stdenv.cc), but pkgs.ghc should be host->target to be more
@@ -13908,8 +13908,8 @@ with pkgs;
   ghc = targetPackages.haskellPackages.ghc or
     # Prefer native-bignum to avoid linking issues with gmp
     (if stdenv.targetPlatform.isStatic
-       then haskell.compiler.native-bignum.ghc902
-       else haskell.compiler.ghc902);
+       then haskell.compiler.native-bignum.ghc90
+       else haskell.compiler.ghc90);
 
   cabal-install = haskell.lib.compose.justStaticExecutables haskellPackages.cabal-install;
 
@@ -15188,7 +15188,7 @@ with pkgs;
     stdenv = clangStdenv;
   };
 
-  jacinda = haskell.lib.compose.justStaticExecutables haskell.packages.ghc924.jacinda;
+  jacinda = haskell.lib.compose.justStaticExecutables haskell.packages.ghc92.jacinda;
 
   janet = callPackage ../development/interpreters/janet {};
 
@@ -23031,7 +23031,7 @@ with pkgs;
 
   hashi-ui = callPackage ../servers/hashi-ui {};
 
-  hasura-graphql-engine = haskell.lib.compose.justStaticExecutables haskell.packages.ghc8107.graphql-engine;
+  hasura-graphql-engine = haskell.lib.compose.justStaticExecutables haskell.packages.ghc810.graphql-engine;
 
   hasura-cli = callPackage ../servers/hasura/cli.nix { };
 
@@ -31422,7 +31422,7 @@ with pkgs;
   # Use GHC 9.0 when this asserts starts to fire
   taffybar = assert haskellPackages.taffybar.version == "3.3.0";
   callPackage ../applications/window-managers/taffybar {
-    inherit (haskell.packages.ghc8107) ghcWithPackages taffybar;
+    inherit (haskell.packages.ghc810) ghcWithPackages taffybar;
   };
 
   tagainijisho = libsForQt5.callPackage ../applications/office/tagainijisho {};

pkgs/top-level/haskell-packages.nix

@@ -15,15 +15,18 @@ let
     "integer-simple"
     "native-bignum"
     "ghc902"
+    "ghc90"
     "ghc924"
+    "ghc92"
     "ghc942"
+    "ghc94"
     "ghcHEAD"
   ];
 
   nativeBignumIncludes = [
-    "ghc902"
-    "ghc924"
-    "ghc942"
+    "ghc90"
+    "ghc92"
+    "ghc94"
     "ghcHEAD"
   ];
 
@@ -56,7 +59,7 @@ in {
 
   package-list = callPackage ../development/haskell-modules/package-list.nix {};
 
-  compiler = {
+  compiler = rec {
 
     ghc865Binary = callPackage ../development/compilers/ghc/8.6.5-binary.nix {
       llvmPackages = pkgs.llvmPackages_6;
@@ -103,6 +106,7 @@ in {
       buildTargetLlvmPackages = pkgsBuildTarget.llvmPackages_7;
       llvmPackages = pkgs.llvmPackages_7;
     };
+    ghc88 = ghc884;
     ghc8107 = callPackage ../development/compilers/ghc/8.10.7.nix {
       bootPkgs =
         # aarch64 ghc865Binary gets SEGVs due to haskell#15449 or similar
@@ -123,6 +127,7 @@ in {
       buildTargetLlvmPackages = pkgsBuildTarget.llvmPackages_12;
       llvmPackages = pkgs.llvmPackages_12;
     };
+    ghc810 = ghc8107;
     ghc902 = callPackage ../development/compilers/ghc/9.0.2.nix {
       bootPkgs =
         # aarch64 ghc8107Binary exceeds max output size on hydra
@@ -130,7 +135,7 @@ in {
         if stdenv.hostPlatform.isAarch then
           packages.ghc8107BinaryMinimal
         else if stdenv.hostPlatform.isPower64 && stdenv.hostPlatform.isLittleEndian then
-          packages.ghc8107
+          packages.ghc810
         else
           packages.ghc8107Binary;
       inherit (buildPackages.python3Packages) sphinx;
@@ -138,13 +143,14 @@ in {
       buildTargetLlvmPackages = pkgsBuildTarget.llvmPackages_12;
       llvmPackages = pkgs.llvmPackages_12;
     };
+    ghc90 = ghc902;
     ghc924 = callPackage ../development/compilers/ghc/9.2.4.nix {
       bootPkgs =
         # aarch64 ghc8107Binary exceeds max output size on hydra
         if stdenv.hostPlatform.isAarch then
           packages.ghc8107BinaryMinimal
         else if stdenv.hostPlatform.isPower64 && stdenv.hostPlatform.isLittleEndian then
-          packages.ghc8107
+          packages.ghc810
         else
           packages.ghc8107Binary;
       inherit (buildPackages.python3Packages) sphinx;
@@ -155,6 +161,7 @@ in {
       buildTargetLlvmPackages = pkgsBuildTarget.llvmPackages_12;
       llvmPackages = pkgs.llvmPackages_12;
     };
+    ghc92 = ghc924;
     ghc942 = callPackage ../development/compilers/ghc/9.4.2.nix {
       bootPkgs =
         # Building with 9.2 is broken due to
@@ -179,6 +186,7 @@ in {
       buildTargetLlvmPackages = pkgsBuildTarget.llvmPackages_12;
       llvmPackages = pkgs.llvmPackages_12;
     };
+    ghc94 = ghc942;
     ghcHEAD = callPackage ../development/compilers/ghc/head.nix {
       bootPkgs =
         if stdenv.hostPlatform.isPower64 && stdenv.hostPlatform.isLittleEndian then
@@ -197,7 +205,7 @@ in {
 
     ghcjs = compiler.ghcjs810;
     ghcjs810 = callPackage ../development/compilers/ghcjs/8.10 {
-      bootPkgs = packages.ghc8107;
+      bootPkgs = packages.ghc810;
       ghcjsSrcJson = ../development/compilers/ghcjs/8.10/git.json;
       stage0 = ../development/compilers/ghcjs/8.10/stage0.nix;
     };
@@ -227,7 +235,7 @@ in {
   packageOverrides = self : super : {};
 
   # Always get compilers from `buildPackages`
-  packages = let bh = buildPackages.haskell; in {
+  packages = let bh = buildPackages.haskell; in rec {
 
     ghc865Binary = callPackage ../development/haskell-modules {
       buildHaskellPackages = bh.packages.ghc865Binary;
@@ -276,26 +284,31 @@ in {
       ghc = bh.compiler.ghc884;
       compilerConfig = callPackage ../development/haskell-modules/configuration-ghc-8.8.x.nix { };
     };
+    ghc88 = ghc884;
     ghc8107 = callPackage ../development/haskell-modules {
       buildHaskellPackages = bh.packages.ghc8107;
       ghc = bh.compiler.ghc8107;
       compilerConfig = callPackage ../development/haskell-modules/configuration-ghc-8.10.x.nix { };
     };
+    ghc810 = ghc8107;
     ghc902 = callPackage ../development/haskell-modules {
       buildHaskellPackages = bh.packages.ghc902;
       ghc = bh.compiler.ghc902;
       compilerConfig = callPackage ../development/haskell-modules/configuration-ghc-9.0.x.nix { };
     };
+    ghc90 = ghc902;
     ghc924 = callPackage ../development/haskell-modules {
       buildHaskellPackages = bh.packages.ghc924;
       ghc = bh.compiler.ghc924;
       compilerConfig = callPackage ../development/haskell-modules/configuration-ghc-9.2.x.nix { };
     };
+    ghc92 = ghc924;
     ghc942 = callPackage ../development/haskell-modules {
       buildHaskellPackages = bh.packages.ghc942;
       ghc = bh.compiler.ghc942;
       compilerConfig = callPackage ../development/haskell-modules/configuration-ghc-9.4.x.nix { };
     };
+    ghc94= ghc942;
     ghcHEAD = callPackage ../development/haskell-modules {
       buildHaskellPackages = bh.packages.ghcHEAD;
       ghc = bh.compiler.ghcHEAD;

pkgs/top-level/release-haskell.nix

@@ -49,10 +49,10 @@ let
 
   # list of all compilers to test specific packages on
   released = with compilerNames; [
-    ghc884
-    ghc8107
-    ghc902
-    ghc924
+    ghc88
+    ghc810
+    ghc90
+    ghc92
   ];
 
   # packagePlatforms applied to `haskell.packages.*`
@@ -287,6 +287,7 @@ let
 
           # Can't be built with musl, see meta.broken comment in the drv
           integer-simple.ghc884 = {};
+          integer-simple.ghc88 = {};
         };
 
       # Get some cache going for MUSL-enabled GHC.
@@ -331,8 +332,8 @@ let
               ;
             };
 
-            haskell.packages.native-bignum.ghc924 = {
-              inherit (packagePlatforms pkgs.pkgsStatic.haskell.packages.native-bignum.ghc924)
+            haskell.packages.native-bignum.ghc92 = {
+              inherit (packagePlatforms pkgs.pkgsStatic.haskell.packages.native-bignum.ghc92)
                 hello
                 lens
                 random
@@ -365,30 +366,30 @@ let
       nix-paths = released;
       titlecase = released;
       ghc-api-compat = [
-        compilerNames.ghc884
-        compilerNames.ghc8107
-        compilerNames.ghc902
+        compilerNames.ghc88
+        compilerNames.ghc810
+        compilerNames.ghc90
       ];
       ghc-bignum = [
-        compilerNames.ghc884
-        compilerNames.ghc8107
+        compilerNames.ghc88
+        compilerNames.ghc810
       ];
       ghc-lib = released;
       ghc-lib-parser = released;
       ghc-lib-parser-ex = released;
       spectacle = [
-        compilerNames.ghc8107
+        compilerNames.ghc810
       ];
       weeder = [
-        compilerNames.ghc8107
-        compilerNames.ghc902
-        compilerNames.ghc924
+        compilerNames.ghc810
+        compilerNames.ghc90
+        compilerNames.ghc92
       ];
       purescript-cst = [
-        compilerNames.ghc8107
+        compilerNames.ghc810
       ];
       purescript-ast = [
-        compilerNames.ghc8107
+        compilerNames.ghc810
       ];
     })
     {
@@ -453,14 +454,14 @@ let
         constituents = accumulateDerivations [
           jobs.pkgsMusl.haskell.compiler.ghc8102Binary
           jobs.pkgsMusl.haskell.compiler.ghc8107Binary
-          jobs.pkgsMusl.haskell.compiler.ghc884
-          jobs.pkgsMusl.haskell.compiler.ghc8107
-          jobs.pkgsMusl.haskell.compiler.ghc902
-          jobs.pkgsMusl.haskell.compiler.ghc924
+          jobs.pkgsMusl.haskell.compiler.ghc88
+          jobs.pkgsMusl.haskell.compiler.ghc810
+          jobs.pkgsMusl.haskell.compiler.ghc90
+          jobs.pkgsMusl.haskell.compiler.ghc92
           jobs.pkgsMusl.haskell.compiler.ghcHEAD
-          jobs.pkgsMusl.haskell.compiler.integer-simple.ghc8107
-          jobs.pkgsMusl.haskell.compiler.native-bignum.ghc902
-          jobs.pkgsMusl.haskell.compiler.native-bignum.ghc924
+          jobs.pkgsMusl.haskell.compiler.integer-simple.ghc810
+          jobs.pkgsMusl.haskell.compiler.native-bignum.ghc90
+          jobs.pkgsMusl.haskell.compiler.native-bignum.ghc92
           jobs.pkgsMusl.haskell.compiler.native-bignum.ghcHEAD
         ];
       };
@@ -476,7 +477,7 @@ let
         };
         constituents = accumulateDerivations [
           jobs.pkgsStatic.haskellPackages
-          jobs.pkgsStatic.haskell.packages.native-bignum.ghc924
+          jobs.pkgsStatic.haskell.packages.native-bignum.ghc92
         ];
       };
     }