Update event loop

.cargo/config.toml

@@ -1,6 +1,8 @@
 [build]
+# target = "wasm32-unknown-unknown"
 rustflags = ["--cfg=web_sys_unstable_apis"]
 rustdocflags = ["--cfg=web_sys_unstable_apis"]
 
 [alias]
 xtask = "run --package xtask --"
+x = "run --package xtask --"

dunge/src/el.rs

@@ -28,6 +28,22 @@ pub type SmolStr = keyboard::SmolStr;
 pub type MouseButton = event::MouseButton;
 
 pub fn run<U>(cx: Context, ws: WindowState, upd: U) -> Result<(), LoopError>
+where
+    U: Update + 'static,
+{
+    #[cfg(not(target_arch = "wasm32"))]
+    {
+        run_local(cx, ws, upd)
+    }
+
+    #[cfg(target_arch = "wasm32")]
+    {
+        spawn(cx, ws, upd)
+    }
+}
+
+#[cfg(not(target_arch = "wasm32"))]
+pub fn run_local<U>(cx: Context, ws: WindowState, upd: U) -> Result<(), LoopError>
 where
     U: Update,
 {
@@ -41,11 +57,21 @@ where
     out.or(handler.out)
 }
 
-pub(crate) fn spawn<U>(cx: Context, ws: WindowState, upd: U)
+#[cfg(target_arch = "wasm32")]
+fn spawn<U>(cx: Context, ws: WindowState, upd: U) -> Result<(), LoopError>
 where
     U: Update + 'static,
 {
-    todo!()
+    use winit::platform::web::EventLoopExtWebSys;
+
+    let lu = EventLoop::with_user_event()
+        .build()
+        .map_err(LoopError::EventLoop)?;
+
+    let view = View::new(ws);
+    let handler = Handler::new(cx, view, upd);
+    lu.spawn_app(handler);
+    Ok(())
 }
 
 #[deprecated]

dunge/src/lib.rs

@@ -49,7 +49,10 @@ pub use {
 };
 
 #[cfg(all(feature = "winit", not(target_arch = "wasm32")))]
-pub use crate::window::{window, window_state};
+pub use crate::{
+    el::run_local,
+    window::{window, window_state},
+};
 
 #[cfg(all(feature = "winit", target_arch = "wasm32"))]
 pub use crate::window::{from_element, window_state_from_element};

dunge/src/window.rs

@@ -41,17 +41,17 @@ use {
 /// }
 /// # }
 /// ```
-#[deprecated]
 #[cfg(all(feature = "winit", not(target_arch = "wasm32")))]
+#[deprecated]
 pub fn window<V>() -> WindowBuilder<V> {
     WindowBuilder::new(Element(()))
 }
 
 /// Creates the [window builder](WindowBuilder) to
 /// construct the [window](Window)
 /// in the given html element.
-#[deprecated]
 #[cfg(all(feature = "winit", target_arch = "wasm32"))]
+#[deprecated]
 pub fn from_element<V>(id: &str) -> WindowBuilder<V> {
     use web_sys::Window;