Upgrade dependencies (fixes errors with modern Node)

template/Cargo.toml

@@ -6,7 +6,7 @@ version = "0.1.0"
 authors = ["You <you@example.com>"]
 categories = ["wasm"]
 readme = "README.md"
-edition = "2018"
+edition = "2021"
 
 [lib]
 crate-type = ["cdylib"]
@@ -30,22 +30,18 @@ wasm-bindgen = "0.2.45"
 # allocator, so it's not enabled by default.
 wee_alloc = { version = "0.4.2", optional = true }
 
+# The `console_error_panic_hook` crate provides better debugging of panics by
+# logging them with `console.error`.
+console_error_panic_hook = "0.1.5"
+
 # The `web-sys` crate allows you to interact with the various browser APIs,
 # like the DOM.
 [dependencies.web-sys]
 version = "0.3.22"
 features = ["console"]
 
-# The `console_error_panic_hook` crate provides better debugging of panics by
-# logging them with `console.error`. This is great for development, but requires
-# all the `std::fmt` and `std::panicking` infrastructure, so it's only enabled
-# in debug mode.
-[target."cfg(debug_assertions)".dependencies]
-console_error_panic_hook = "0.1.5"
-
 # These crates are used for running unit tests.
 [dev-dependencies]
-wasm-bindgen-test = "0.2.45"
-futures = "0.1.27"
+wasm-bindgen-test = "0.3.34"
 js-sys = "0.3.22"
-wasm-bindgen-futures = "0.3.22"
+wasm-bindgen-futures = "0.4.34"

template/package.json

@@ -4,15 +4,15 @@
   "version": "0.1.0",
   "scripts": {
     "build": "rimraf dist pkg && webpack",
-    "start": "rimraf dist pkg && webpack-dev-server --open -d",
+    "start": "rimraf dist pkg && webpack serve --open",
     "test": "cargo test && wasm-pack test --headless"
   },
   "devDependencies": {
-    "@wasm-tool/wasm-pack-plugin": "^1.1.0",
-    "copy-webpack-plugin": "^5.0.3",
-    "webpack": "^4.42.0",
-    "webpack-cli": "^3.3.3",
-    "webpack-dev-server": "^3.7.1",
-    "rimraf": "^3.0.0"
+    "@wasm-tool/wasm-pack-plugin": "^1.7.0",
+    "copy-webpack-plugin": "^11.0.0",
+    "rimraf": "^5.0.0",
+    "webpack": "^5.54.0",
+    "webpack-cli": "^5.1.0",
+    "webpack-dev-server": "^4.15.0"
   }
 }

template/tests/app.rs

@@ -1,35 +1,28 @@
-use wasm_bindgen_test::{wasm_bindgen_test_configure, wasm_bindgen_test};
-use futures::prelude::*;
 use wasm_bindgen::JsValue;
 use wasm_bindgen_futures::JsFuture;
+use wasm_bindgen_test::{wasm_bindgen_test, wasm_bindgen_test_configure};
 
 wasm_bindgen_test_configure!(run_in_browser);
 
-
 // This runs a unit test in native Rust, so it can only use Rust APIs.
 #[test]
 fn rust_test() {
     assert_eq!(1, 1);
 }
 
-
 // This runs a unit test in the browser, so it can use browser APIs.
 #[wasm_bindgen_test]
 fn web_test() {
     assert_eq!(1, 1);
 }
 
-
-// This runs a unit test in the browser, and in addition it supports asynchronous Future APIs.
-#[wasm_bindgen_test(async)]
-fn async_test() -> impl Future<Item = (), Error = JsValue> {
-    // Creates a JavaScript Promise which will asynchronously resolve with the value 42.
+// This runs a unit test in the browser, and in addition it supports asynchronous functions
+#[wasm_bindgen_test]
+async fn my_async_test() {
+    // Create a promise that is ready on the next tick of the micro task queue.
     let promise = js_sys::Promise::resolve(&JsValue::from(42));
 
-    // Converts that Promise into a Future.
-    // The unit test will wait for the Future to resolve.
-    JsFuture::from(promise)
-        .map(|x| {
-            assert_eq!(x, 42);
-        })
+    // Convert that promise into a future and make the test wait on it.
+    let x = JsFuture::from(promise).await.unwrap();
+    assert_eq!(x, 42);
 }

template/webpack.config.js

@@ -5,24 +5,26 @@ const WasmPackPlugin = require("@wasm-tool/wasm-pack-plugin");
 const dist = path.resolve(__dirname, "dist");
 
 module.exports = {
-  mode: "production",
+  mode: "development",
+  experiments: {
+    asyncWebAssembly: true,
+  },
   entry: {
-    index: "./js/index.js"
+    index: "./js/index.js",
   },
   output: {
     path: dist,
-    filename: "[name].js"
+    filename: "[name].js",
   },
   devServer: {
-    contentBase: dist,
+    static: dist,
   },
   plugins: [
-    new CopyPlugin([
-      path.resolve(__dirname, "static")
-    ]),
-
+    new CopyPlugin({
+      patterns: [path.resolve(__dirname, "static")],
+    }),
     new WasmPackPlugin({
       crateDirectory: __dirname,
     }),
-  ]
+  ],
 };