hi-ogawa · hi-ogawa · Feb 9, 2024 · Jan 21, 2024 · Jan 26, 2024 · Jan 26, 2024
diff --git a/packages/vite-plugin-simple-hmr/README.md b/packages/vite-plugin-simple-hmr/README.md
@@ -0,0 +1,22 @@
+# vite-plugin-simple-hmr
+
+Simple HMR to reassign all exports, which can be useful for [SSR HMR](https://github.com/vitejs/vite/pull/12165) to accompany with React plugin's client HMR.
+
+## example
+
+See [./examples/react](./examples/react).
+
+```tsx
+import { defineConfig } from "vite";
+import react from "@vitejs/plugin-react";
+import { vitePluginSimpleHmr } from "@hiogawa/vite-plugin-simple-hmr";
+
+export default defineConfig({
+  plugins: [
+    react(),
+    vitePluginSimpleHmr({
+      include: ["**/*.tsx"],
+    }),
+  ],
+});
+```
diff --git a/packages/vite-plugin-simple-hmr/examples/react/README.md b/packages/vite-plugin-simple-hmr/examples/react/README.md
@@ -0,0 +1,3 @@
+```sh
+pnpm -C packages/vite-plugin-hmr/examples/react dev
+```
diff --git a/packages/vite-plugin-simple-hmr/examples/react/index.html b/packages/vite-plugin-simple-hmr/examples/react/index.html
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>vite-plugin-hmr-ssr-react</title>
+  </head>
+  <body>
+    <div id="root"><!--@INJECT_SSR@--></div>
+    <script type="module" src="/src/entry-client.tsx"></script>
+  </body>
+</html>
diff --git a/packages/vite-plugin-simple-hmr/examples/react/package.json b/packages/vite-plugin-simple-hmr/examples/react/package.json
@@ -0,0 +1,19 @@
+{
+  "name": "@hiogawa/vite-plugin-hmr-example-react",
+  "version": "0.0.0",
+  "private": true,
+  "type": "module",
+  "scripts": {
+    "dev": "vite dev"
+  },
+  "dependencies": {
+    "react": "^18.2.0",
+    "react-dom": "^18.2.0"
+  },
+  "devDependencies": {
+    "@hiogawa/vite-plugin-simple-hmr": "workspace:*",
+    "@hiogawa/vite-plugin-ssr-middleware": "workspace:*",
+    "@types/react": "18.2.12",
+    "@types/react-dom": "18.2.5"
+  }
+}
diff --git a/packages/vite-plugin-simple-hmr/examples/react/src/App.tsx b/packages/vite-plugin-simple-hmr/examples/react/src/App.tsx
@@ -0,0 +1,23 @@
+import { useState } from "react";
+import { AppDep1, AppDep2 } from "./AppDep";
+import { AppDepDep } from "./AppDepDep";
+
+export function App() {
+  const [count, setCount] = useState(0);
+
+  return (
+    <>
+      <h1>ssr + hmr + react</h1>
+      <div>
+        <button onClick={() => setCount((count) => count + 1)}>
+          count is {count}
+        </button>
+      </div>
+      <div>
+        <AppDep1 />
+        <AppDep2 />
+        <AppDepDep />
+      </div>
+    </>
+  );
+}
diff --git a/packages/vite-plugin-simple-hmr/examples/react/src/AppDep.tsx b/packages/vite-plugin-simple-hmr/examples/react/src/AppDep.tsx
@@ -0,0 +1,13 @@
+import { AppDepDep } from "./AppDepDep";
+
+export function AppDep1() {
+  return <div>AppDep1</div>;
+}
+
+export const AppDep2 = () => {
+  return (
+    <div>
+      AppDep2 - <AppDepDep />
+    </div>
+  );
+};
diff --git a/packages/vite-plugin-simple-hmr/examples/react/src/AppDepDep.tsx b/packages/vite-plugin-simple-hmr/examples/react/src/AppDepDep.tsx
@@ -0,0 +1,3 @@
+export function AppDepDep() {
+  return <span>AppDepDep</span>;
+}
diff --git a/packages/vite-plugin-simple-hmr/examples/react/src/entry-client.tsx b/packages/vite-plugin-simple-hmr/examples/react/src/entry-client.tsx
@@ -0,0 +1,8 @@
+import { hydrateRoot } from "react-dom/client";
+import { App } from "./App";
+
+function main() {
+  hydrateRoot(document.getElementById("root")!, <App />);
+}
+
+main();
diff --git a/packages/vite-plugin-simple-hmr/examples/react/src/entry-server.tsx b/packages/vite-plugin-simple-hmr/examples/react/src/entry-server.tsx
@@ -0,0 +1,18 @@
+import fs from "node:fs";
+import type http from "node:http";
+import { renderToString } from "react-dom/server";
+import type { ViteDevServer } from "vite";
+import { App } from "./App";
+
+export default async function handler(
+  req: http.IncomingMessage & { viteDevServer: ViteDevServer },
+  res: http.ServerResponse
+) {
+  let html = await fs.promises.readFile("./index.html", "utf-8");
+  html = await req.viteDevServer.transformIndexHtml("/", html);
+
+  const ssrHtml = renderToString(<App />);
+  html = html.replace("<!--@INJECT_SSR@-->", ssrHtml);
+
+  res.setHeader("content-type", "text/html").end(html);
+}
diff --git a/packages/vite-plugin-simple-hmr/examples/react/tsconfig.json b/packages/vite-plugin-simple-hmr/examples/react/tsconfig.json
@@ -0,0 +1,7 @@
+{
+  "extends": "../../../../tsconfig.base.json",
+  "compilerOptions": {
+    "types": ["vite/client"],
+    "jsx": "react-jsx"
+  }
+}
diff --git a/packages/vite-plugin-simple-hmr/examples/react/vite.config.ts b/packages/vite-plugin-simple-hmr/examples/react/vite.config.ts
@@ -0,0 +1,18 @@
+import { vitePluginSimpleHmr } from "@hiogawa/vite-plugin-simple-hmr";
+import { vitePluginSsrMiddleware } from "@hiogawa/vite-plugin-ssr-middleware";
+import react from "@vitejs/plugin-react";
+import { defineConfig } from "vite";
+
+export default defineConfig({
+  clearScreen: false,
+  plugins: [
+    react(),
+    vitePluginSimpleHmr({
+      include: ["**/*.tsx"],
+    }),
+    vitePluginSsrMiddleware({
+      entry: "/src/entry-server.tsx",
+      mode: "ViteRuntime",
+    }),
+  ],
+});
diff --git a/packages/vite-plugin-simple-hmr/package.json b/packages/vite-plugin-simple-hmr/package.json
@@ -0,0 +1,43 @@
+{
+  "name": "@hiogawa/vite-plugin-simple-hmr",
+  "version": "0.0.1-pre.0",
+  "homepage": "https://github.com/hi-ogawa/vite-plugins/tree/main/packages/vite-plugin-simple-hmr",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/hi-ogawa/vite-plugins",
+    "directory": "packages/vite-plugin-simple-hmr"
+  },
+  "license": "MIT",
+  "type": "module",
+  "exports": {
+    ".": {
+      "types": "./dist/index.d.ts",
+      "default": "./dist/index.js"
+    },
+    "./runtime": {
+      "types": "./dist/runtime.d.ts",
+      "default": "./dist/runtime.js"
+    }
+  },
+  "main": "./dist/index.js",
+  "module": "./dist/index.js",
+  "types": "./dist/index.d.ts",
+  "files": [
+    "dist"
+  ],
+  "scripts": {
+    "build": "tsup",
+    "test": "vitest",
+    "release": "pnpm publish --no-git-checks --access public"
+  },
+  "dependencies": {
+    "magic-string": "^0.30.6"
+  },
+  "devDependencies": {
+    "@types/estree": "^1.0.5",
+    "vite": "^5.1.0"
+  },
+  "peerDependencies": {
+    "vite": "*"
+  }
+}
diff --git a/packages/vite-plugin-simple-hmr/src/__snapshots__/index.test.ts.snap b/packages/vite-plugin-simple-hmr/src/__snapshots__/index.test.ts.snap
@@ -0,0 +1,183 @@
+// Vitest Snapshot v1, https://vitest.dev/guide/snapshot.html
+
+exports[`hmrTransform > 0 - basic > analyzeExports 1`] = `
+{
+  "errors": [],
+  "exportIds": [
+    "Test1",
+    "Test2",
+    "Test3",
+    "Test4",
+  ],
+}
+`;
+
+exports[`hmrTransform > 0 - basic > hmrTransform 1`] = `
+{
+  "code": "
+export function Test1() {}
+
+export let Test2 = () => {}
+
+export /*some*/ let /*comment*/ Test3 = () => {}
+
+export default function Test4() {}
+
+
+if (import.meta.env.SSR && import.meta.hot) {
+  const $$hmr = await import("@hiogawa/vite-plugin-simple-hmr/runtime");
+  const $$registry = $$hmr.createRegistry();
+
+
+  $$registry.exports["Test1"] = {
+    value: Test1,
+    update: ($$next) => {
+      Test1 = $$next;
+    }
+  };
+
+
+  $$registry.exports["Test2"] = {
+    value: Test2,
+    update: ($$next) => {
+      Test2 = $$next;
+    }
+  };
+
+
+  $$registry.exports["Test3"] = {
+    value: Test3,
+    update: ($$next) => {
+      Test3 = $$next;
+    }
+  };
+
+
+  $$registry.exports["Test4"] = {
+    value: Test4,
+    update: ($$next) => {
+      Test4 = $$next;
+    }
+  };
+
+
+  $$hmr.setupHot(import.meta.hot, $$registry);
+  import.meta.hot.accept;
+}
+",
+  "map": SourceMap {
+    "file": undefined,
+    "mappings": "AAAA;AACA;AACA;AACA;AACA;AACA,mBAAqB;AACrB;AACA;",
+    "names": [],
+    "sources": [
+      "",
+    ],
+    "sourcesContent": undefined,
+    "version": 3,
+  },
+}
+`;
+
+exports[`hmrTransform > 1 - separate named export (unsupported) > analyzeExports 1`] = `
+{
+  "errors": [
+    "export { SomeNamed };",
+  ],
+  "exportIds": [],
+}
+`;
+
+exports[`hmrTransform > 1 - separate named export (unsupported) > hmrTransform 1`] = `
+{
+  "code": "
+const SomeNamed = () => {};
+export { SomeNamed };
+
+
+if (import.meta.env.SSR && import.meta.hot) {
+  import.meta.hot.accept(() => {
+    import.meta.hot.invalidate("unsupported usage: export { SomeNamed };")
+  });
+}
+",
+  "map": SourceMap {
+    "file": undefined,
+    "mappings": "AAAA;AACA;AACA;",
+    "names": [],
+    "sources": [
+      "",
+    ],
+    "sourcesContent": undefined,
+    "version": 3,
+  },
+}
+`;
+
+exports[`hmrTransform > 2 - separate default export (unsupported) > analyzeExports 1`] = `
+{
+  "errors": [
+    "export default SomeDefault;",
+  ],
+  "exportIds": [],
+}
+`;
+
+exports[`hmrTransform > 2 - separate default export (unsupported) > hmrTransform 1`] = `
+{
+  "code": "
+const SomeDeafult = () => {};
+export default SomeDefault;
+
+
+if (import.meta.env.SSR && import.meta.hot) {
+  import.meta.hot.accept(() => {
+    import.meta.hot.invalidate("unsupported usage: export default SomeDefault;")
+  });
+}
+",
+  "map": SourceMap {
+    "file": undefined,
+    "mappings": "AAAA;AACA;AACA;",
+    "names": [],
+    "sources": [
+      "",
+    ],
+    "sourcesContent": undefined,
+    "version": 3,
+  },
+}
+`;
+
+exports[`hmrTransform > 3 - anonymous default export (unsupported) > analyzeExports 1`] = `
+{
+  "errors": [
+    "export default () => {};",
+  ],
+  "exportIds": [],
+}
+`;
+
+exports[`hmrTransform > 3 - anonymous default export (unsupported) > hmrTransform 1`] = `
+{
+  "code": "
+export default () => {};
+
+
+if (import.meta.env.SSR && import.meta.hot) {
+  import.meta.hot.accept(() => {
+    import.meta.hot.invalidate("unsupported usage: export default () => {};")
+  });
+}
+",
+  "map": SourceMap {
+    "file": undefined,
+    "mappings": "AAAA;AACA;",
+    "names": [],
+    "sources": [
+      "",
+    ],
+    "sourcesContent": undefined,
+    "version": 3,
+  },
+}
+`;