init rust

.envrc

@@ -1,3 +1,3 @@
-use nix
+use flake
 
 PATH_add "$PWD/node_modules/.bin"

.gitignore

@@ -6,3 +6,6 @@
 /node_modules
 npm-debug.log*
 *.tgz
+neohome-rs/index.*
+neohome-rs/*.node
+target

astro.config.ts

@@ -51,9 +51,15 @@ export default defineConfig({
     format: "file"
   },
   vite: {
+    assetsInclude: [
+      "**/*.node"
+    ],
     plugins: [
       arraybuffer()
-    ]
+    ],
+    ssr: {
+      external: ["neohome-rs"]
+    }
   },
   trailingSlash: "never",
 });

flake.nix

@@ -20,6 +20,7 @@
         (fs.unions [
           ./src
           ./public
+          ./neohome-rs
           (fs.fileFilter (file: file.hasExt "ts") r)
           (fs.fileFilter (file: file.hasExt "json") r)
         ]);
@@ -38,6 +39,28 @@
           };
           npmConfigHook = importNpmLock.npmConfigHook;
 
+          preBuild = ''
+            pushd neohome-rs
+            npm run build
+            popd
+          '';
+
+          cargoDeps = rustPlatform.importCargoLock {
+            lockFile = ./neohome-rs/Cargo.lock;
+          };
+
+          cargoRoot = "neohome-rs";
+
+          nativeBuildInputs = [
+            rustPlatform.cargoSetupHook
+            rustc
+            cargo
+          ];
+
+          preInstall = ''
+            rm -rf $cargoRoot/target
+          '';
+
           env =
             {
               ASTRO_TELEMETRY_DISABLED = true;
@@ -47,5 +70,26 @@
             });
         };
     };
+
+    devShells.${system}.default = with pkgs;
+      mkShell {
+        packages = [
+          cargo
+          rustc
+          rust-analyzer-unwrapped
+          rustfmt
+
+          nodejs
+          yarn
+
+          tailwindcss
+          # nodePackages.wrangler
+          nodePackages."@astrojs/language-server"
+          nodePackages.typescript-language-server
+
+          ltex-ls
+        ];
+          env.RUST_SRC_PATH = "${rustPlatform.rustLibSrc}";
+      };
   };
 }

neohome-rs/Cargo.toml

@@ -0,0 +1,19 @@
+[package]
+edition = "2021"
+name = "neohome-rs"
+version = "0.0.0"
+
+[lib]
+crate-type = ["cdylib"]
+
+[dependencies]
+# Default enable napi4 feature, see https://nodejs.org/api/n-api.html#node-api-version-matrix
+napi = { version = "2.12.2", default-features = false, features = ["napi4"] }
+napi-derive = "2.12.2"
+
+[build-dependencies]
+napi-build = "2.0.1"
+
+[profile.release]
+lto = true
+strip = "symbols"

neohome-rs/build.rs

@@ -0,0 +1,5 @@
+extern crate napi_build;
+
+fn main() {
+  napi_build::setup();
+}