Fix yew app build

Author: ije

.github/workflows/ci.yml

@@ -77,6 +77,15 @@ jobs:
       - name: Install Deno
         uses: denoland/setup-deno@v1
 
+      - name: Setup rust
+        uses: hecrj/setup-rust-action@v1
+        with:
+          rust-version: stable
+
+      - uses: jetli/[email protected]
+        with:
+          version: latest
+
       - name: Build App
         env:
           ALEPH_PKG_URI: https://raw.githubusercontent.com/alephjs/aleph.js/${{ github.sha }}

examples/yew-app/build.ts

@@ -0,0 +1,23 @@
+async function existsFile(path: string): Promise<boolean> {
+  try {
+    const stat = await Deno.lstat(path);
+    return stat.isFile;
+  } catch (err) {
+    if (err instanceof Deno.errors.NotFound) {
+      return false;
+    }
+    throw err;
+  }
+}
+
+export default async function build(forceBuild?: boolean) {
+  if (forceBuild || !(await existsFile("./pkg/package.json"))) {
+    const p = Deno.run({
+      cmd: ["wasm-pack", "build", "--target", "web"],
+      stdout: "inherit",
+      stderr: "inherit",
+    });
+    await p.status();
+    p.close();
+  }
+}

examples/yew-app/server.ts

@@ -1,43 +1,17 @@
 import { serve } from "aleph/server";
 import init, { ssr } from "./pkg/yew_app.js";
+import build from "./build.ts";
 
 await init(await Deno.readFile("./pkg/yew_app_bg.wasm"));
 
-async function buildWASM(forceBuild?: boolean) {
-  if (forceBuild || !existsFile("./pkg/package.json")) {
-    const p = Deno.run({
-      cmd: ["wasm-pack", "build", "--target", "web"],
-      stdout: "inherit",
-      stderr: "inherit",
-    });
-    await p.status();
-    p.close();
-  }
-}
-
-async function existsFile(path: string): Promise<boolean> {
-  try {
-    const stat = await Deno.lstat(path);
-    return stat.isFile;
-  } catch (err) {
-    if (err instanceof Deno.errors.NotFound) {
-      return false;
-    }
-    throw err;
-  }
-}
-
 serve({
   devServer: {
     watchFS: (_kind, specifier) => {
       if (specifier.startsWith("./src/") && specifier.endsWith(".rs")) {
-        buildWASM(true);
+        build(true);
       }
     },
   },
-  build: {
-    preBuild: buildWASM,
-  },
   ssr: {
     render: (_ctx) => ssr(),
   },