feat(rust): add toml and markdown formatters

rust-esp32-c6/default.nix

@@ -37,6 +37,14 @@
           krantz.rust.devDeps = lib.mkOptionDefault (with pkgs; [
             espflash
           ]);
+
+          krantz.rust.cargoArtifacts.extraAttrs = lib.mkOptionDefault {
+            doCheck = false;
+          };
+
+          krantz.rust.package.extraAttrs = lib.mkOptionDefault {
+            doCheck = false;
+          };
         };
       });
     };

rust/default.nix

@@ -43,9 +43,9 @@
 
         # Build *just* the cargo dependencies, so we can reuse
         # all of that work (e.g. via cachix) when running in CI
-        cargoArtifacts = craneLib.buildDepsOnly {
+        cargoArtifacts = craneLib.buildDepsOnly ({
           inherit src buildInputs nativeBuildInputs;
-        };
+        } // cfg.cargoArtifacts.extraAttrs);
       in {
         options.krantz.rust = {
           enable = lib.mkEnableOption "building a cargo project with crane";
@@ -96,6 +96,17 @@
             ];
           };
 
+          cargoArtifacts = {
+            extraAttrs = lib.mkOption {
+              description = "Extra attributes to merge into buildDepsOnly. See https://crane.dev/API.html#cranelibbuilddepsonly";
+              type = lib.types.attrs;
+              default = {};
+              example = {
+                doCheck = false;
+              };
+            };
+          };
+
           devShell = {
             enable = lib.mkEnableOption "a rust development environment" // {default = true;};
 
@@ -143,6 +154,8 @@
 
             nix = lib.mkEnableOption "formatting for nix files" // {default = true;};
             rust = lib.mkEnableOption "formatting for rust files" // {default = true;};
+            toml = lib.mkEnableOption "formatting for toml files" // {default = true;};
+            markdown = lib.mkEnableOption "formatting for toml files" // {default = true;};
           };
 
           checks = {
@@ -180,10 +193,9 @@
           # Accessible through 'nix build', 'nix shell', 'nix run', etc
           packages = lib.mkIf cfg.package.enable {
             ${cfg.package.name} =
-              craneLib.buildPackage {
+              craneLib.buildPackage ({
                 inherit src buildInputs nativeBuildInputs cargoArtifacts;
-              }
+              } // cfg.package.extraAttrs);
-              // cfg.package.extraAttrs;
           };
 
           # Formatter for nix files, available through 'nix fmt'
@@ -193,6 +205,9 @@
               enable = true;
               edition = manifest.edition;
             };
+            taplo.enable = lib.mkIf cfg.formatter.toml true;
+            rumdl-check.enable = lib.mkIf cfg.formatter.markdown true;
+            rumdl-format.enable = lib.mkIf cfg.formatter.markdown true;
           };
 
           checks = lib.mkIf cfg.checks.enable {