format

flake.nix

@@ -12,7 +12,7 @@
   };
 
   outputs = inputs:
-    inputs.flake-parts.lib.mkFlake {inherit inputs;} {
+    inputs.flake-parts.lib.mkFlake { inherit inputs; } {
       systems = import inputs.systems;
       imports = [
         inputs.haskell-flake.flakeModule
@@ -20,125 +20,124 @@
         inputs.flake-root.flakeModule
         inputs.mission-control.flakeModule
       ];
-      perSystem = {
-        self',
-        system,
-        lib,
-        config,
-        pkgs,
-        ...
-      }: {
-        # Our only Haskell project. You can have multiple projects, but this template
-        # has only one.
-        # See https://github.com/srid/haskell-flake/blob/master/example/flake.nix
-        haskellProjects.default = {
-          # The base package set (this value is the default)
-          # basePackages = pkgs.haskellPackages;
+      perSystem =
+        { self'
+        , system
+        , lib
+        , config
+        , pkgs
+        , ...
+        }: {
+          # Our only Haskell project. You can have multiple projects, but this template
+          # has only one.
+          # See https://github.com/srid/haskell-flake/blob/master/example/flake.nix
+          haskellProjects.default = {
+            # The base package set (this value is the default)
+            # basePackages = pkgs.haskellPackages;
 
-          # Packages to add on top of `basePackages`
-          packages = {
-            # Add source or Hackage overrides here
-            # (Local packages are added automatically)
-            /*
+            # Packages to add on top of `basePackages`
+            packages = {
+              # Add source or Hackage overrides here
+              # (Local packages are added automatically)
+              /*
              aeson.source = "1.5.0.0" # Hackage version
              shower.source = inputs.shower; # Flake input
-             */
-          };
+               */
+            };
 
-          # Add your package overrides here
-          settings = {
-            /*
+            # Add your package overrides here
+            settings = {
+              /*
              haskell-template = {
                haddock = false;
              };
              aeson = {
                check = false;
              };
-             */
+               */
+            };
+
+            # Development shell configuration
+            devShell = {
+              # TODO: Remove this after https://github.com/numtide/treefmt-nix/issues/65
+              tools = hp:
+                {
+                  treefmt = config.treefmt.build.wrapper;
+                }
+                // config.treefmt.build.programs;
+              hlsCheck.enable = false;
+            };
+
+            # What should haskell-flake add to flake outputs?
+            autoWire = [ "packages" "apps" "checks" ]; # Wire all but the devShell
           };
 
-          # Development shell configuration
-          devShell = {
-            # TODO: Remove this after https://github.com/numtide/treefmt-nix/issues/65
-            tools = hp:
-              {
-                treefmt = config.treefmt.build.wrapper;
-              }
-              // config.treefmt.build.programs;
-            hlsCheck.enable = true;
+          # Auto formatters. This also adds a flake check to ensure that the
+          # source tree was auto formatted.
+          treefmt.config = {
+            inherit (config.flake-root) projectRootFile;
+            package = pkgs.treefmt;
+
+            programs.ormolu.enable = true;
+            programs.nixpkgs-fmt.enable = true;
+            programs.cabal-fmt.enable = true;
+            programs.hlint.enable = true;
+
+            # We use fourmolu
+            programs.ormolu.package = pkgs.haskellPackages.fourmolu;
+            settings.formatter.ormolu = {
+              options = [
+                "--ghc-opt"
+                "-XImportQualifiedPost"
+              ];
+            };
           };
 
-          # What should haskell-flake add to flake outputs?
-          autoWire = ["packages" "apps" "checks"]; # Wire all but the devShell
-        };
+          # Dev shell scripts.
+          mission-control.scripts = {
+            docs = {
+              description = "Start Hoogle server for project dependencies";
+              exec = ''
+                echo http://127.0.0.1:8888
+                hoogle serve -p 8888 --local
+              '';
+              category = "Dev Tools";
+            };
+            repl = {
+              description = "Start the cabal repl";
+              exec = ''
+                cabal repl "$@"
+              '';
+              category = "Dev Tools";
+            };
+            fmt = {
+              description = "Format the source tree";
+              exec = config.treefmt.build.wrapper;
+              category = "Dev Tools";
+            };
+            run = {
+              description = "Run the project with ghcid auto-recompile";
+              exec = ''
+                ghcid -c "cabal repl exe:matrix-media-expanded" --warnings -T :main
+              '';
+              category = "Primary";
+            };
+          };
 
-        # Auto formatters. This also adds a flake check to ensure that the
-        # source tree was auto formatted.
-        treefmt.config = {
-          inherit (config.flake-root) projectRootFile;
-          package = pkgs.treefmt;
+          # Default package & app.
+          packages.default = self'.packages.matrix-media-expanded;
+          apps.default = self'.apps.matrix-media-expanded;
 
-          programs.ormolu.enable = true;
-          programs.nixpkgs-fmt.enable = true;
-          programs.cabal-fmt.enable = true;
-          programs.hlint.enable = true;
-
-          # We use fourmolu
-          programs.ormolu.package = pkgs.haskellPackages.fourmolu;
-          settings.formatter.ormolu = {
-            options = [
-              "--ghc-opt"
-              "-XImportQualifiedPost"
+          # Default shell.
+          devShells.default = pkgs.mkShell {
+            name = "matrix-media-expanded";
+            inputsFrom = [
+              config.haskellProjects.default.outputs.devShell
+              config.flake-root.devShell
+              config.mission-control.devShell
             ];
           };
         };
-
-        # Dev shell scripts.
-        mission-control.scripts = {
-          docs = {
-            description = "Start Hoogle server for project dependencies";
-            exec = ''
-              echo http://127.0.0.1:8888
-              hoogle serve -p 8888 --local
-            '';
-            category = "Dev Tools";
-          };
-          repl = {
-            description = "Start the cabal repl";
-            exec = ''
-              cabal repl "$@"
-            '';
-            category = "Dev Tools";
-          };
-          fmt = {
-            description = "Format the source tree";
-            exec = config.treefmt.build.wrapper;
-            category = "Dev Tools";
-          };
-          run = {
-            description = "Run the project with ghcid auto-recompile";
-            exec = ''
-              ghcid -c "cabal repl exe:matrix-media-expanded" --warnings -T :main
-            '';
-            category = "Primary";
-          };
-        };
-
-        # Default package & app.
-        packages.default = self'.packages.matrix-media-expanded;
-        apps.default = self'.apps.matrix-media-expanded;
-
-        # Default shell.
-        devShells.default = pkgs.mkShell {
-          name = "matrix-media-expanded";
-          inputsFrom = [
-            config.haskellProjects.default.outputs.devShell
-            config.flake-root.devShell
-            config.mission-control.devShell
-          ];
-        };
-        formatter = pkgs.alejandra;
-      };
       flake = {
         hydraJobs = {
           inherit (inputs.self) packages devShells checks;

matrix-media-expanded.cabal

@@ -93,30 +93,31 @@ common shared
   default-language:   Haskell2010
 
 library
-  import: shared
+  import:          shared
   exposed-modules:
     Codec.Multibase
-    , Codec.Multibase.Error
-    , Codec.Multibase.Identity
+    Codec.Multibase.Error
+    Codec.Multibase.Identity
 
 executable matrix-media-expanded
   import:  shared
   main-is: Main.hs
 
 test-suite test
-  import: shared
+  import:         shared
   build-depends:
     , tasty
-    , tasty-smallcheck
-    , tasty-quickcheck
     , tasty-hunit
-  type: exitcode-stdio-1.0
+    , tasty-quickcheck
+    , tasty-smallcheck
+
+  type:           exitcode-stdio-1.0
   hs-source-dirs: test
-  main-is: Test.hs
-  ghc-options:  -main-is Test
+  main-is:        Test.hs
+  ghc-options:    -main-is Test
   other-modules:
     Codec.Multibase.Error
-    , Codec.Multibase.Identity
-    , Test.Codec
-    , Test.Codec.Multibase
-    , Test.Codec.Multibase.Identity
+    Codec.Multibase.Identity
+    Test.Codec
+    Test.Codec.Multibase
+    Test.Codec.Multibase.Identity