Add ghc810 ghc92 ghc94 ghc96, to select latest (#1973)

Fixes #1968

Author: hamishmack

docs/tutorials/development/default.nix

@@ -26,5 +26,5 @@ in pkgs.haskell-nix.project {
     src = ./.;
   };
   # Specify the GHC version to use.
-  compiler-nix-name = "ghc928"; # Not required for `stack.yaml` based projects.
+  compiler-nix-name = "ghc92"; # Not required for `stack.yaml` based projects.
 }

docs/tutorials/getting-started-flakes/flake.nix

@@ -12,7 +12,7 @@
           helloProject =
             final.haskell-nix.project' {
               src = ./.;
-              compiler-nix-name = "ghc928";
+              compiler-nix-name = "ghc92";
               # This is used by `nix develop .` to open a shell for use with
               # `cabal`, `hlint` and `haskell-language-server`
               shell.tools = {

docs/tutorials/getting-started/default.nix

@@ -26,5 +26,5 @@ in pkgs.haskell-nix.project {
     src = ./.;
   };
   # Specify the GHC version to use.
-  compiler-nix-name = "ghc928"; # Not required for `stack.yaml` based projects.
+  compiler-nix-name = "ghc92"; # Not required for `stack.yaml` based projects.
 }

hix/init/nix/hix.nix

@@ -1,6 +1,6 @@
 {pkgs, ...}: {
   # name = "project-name";
-  compiler-nix-name = "ghc8107"; # Version of GHC to use
+  compiler-nix-name = "ghc92"; # Version of GHC to use
 
   # Cross compilation support:
   # crossPlatforms = p: pkgs.lib.optionals pkgs.stdenv.hostPlatform.isx86_64 ([

modules/cabal-project.nix

@@ -14,6 +14,15 @@ in {
     compiler-nix-name = mkOption {
       type = str;
       description = "The name of the ghc compiler to use eg. \"ghc884\"";
+      # Map short version names to the latest GHC version.
+      # TODO: perhaps combine this with the `latestVer` mapping in `overlays/boostrap.nix`.
+      apply = v: {
+          ghc810 = "ghc8107";
+          ghc90 = "ghc902";
+          ghc92 = "ghc928";
+          ghc94 = "ghc945";
+          ghc96 = "ghc962";
+        }.${v} or v;
     };
     compilerSelection = mkOption {
       type = unspecified;

overlays/bootstrap.nix

@@ -15,9 +15,9 @@ let
       "8.8" = "8.8.4";
       "8.10" = "8.10.7";
       "9.0" = "9.0.2";
-      "9.2" = "9.2.7";
-      "9.4" = "9.4.4";
-      "9.6" = "9.6.1";
+      "9.2" = "9.2.8";
+      "9.4" = "9.4.5";
+      "9.6" = "9.6.2";
     };
     traceWarnOld = v: x:
       let