Suspense boundaries/out of order streaming/anyhow like error handling (#2365)
* create static site generation helpers in the router crate * work on integrating static site generation into fullstack * move ssg into a separate crate * integrate ssg with the launch builder * simplify ssg example * fix static_routes for child routes * move CLI hot reloading websocket code into dioxus-hot-reload * fix some unused imports * use the same hot reloading websocket code for fullstack * fix fullstack hot reloading * move cli hot reloading logic into the hot reload crate * ssg example working with dx serve * add more examples * fix clippy * switch to a result for Element * fix formatting * fix hot reload doctest imports * fix axum imports * add show method to error context * implement retaining nodes during suspense * fix unterminated if statements * communicate between tasks and suspense boundaries * make suspense placeholders easier to use * implement IntoDynNode and IntoVNode for more wrappers * fix clippy examples * fix rsx tests * add streaming html utilities to the ssr package * unify hydration and non-hydration ssr cache * fix router with Result Element * don't run server doc tests * Fix hot reload websocket doc examples * simple apps working with fullstack streaming * fix preloading wasm * Report errors encountered while streaming * remove async from incremental renderer * document new VirtualDom suspense methods * make streaming work with incremental rendering * fix static site generation * document suspense structs * create closure type; allow async event handlers in props; allow shorthand event handlers * test forwarding event handlers with the shorthand syntax * fix clippy * fix imports in spawn async doctest * fix empty rsx * fix async result event handlers * fix mounting router in multiple places * Fix task dead cancel race condition * simplify diffing before adding suspense * fix binary size increase * fix attribute diffing * more diffing fixes * create minimal fullstack feature * smaller fullstack bundles * allow mounting nodes that are already created and creating nodes without mounting them * fix hot reload feature * fix replacing components * don't reclaim virtual nodes * client side suspense working! * fix CLI * slightly smaller fullstack builds * fix multiple suspended scopes * fix merge errors * yield back to tokio every few polls to fix suspending on many tasks at once * remove logs * document suspense boundary and update suspense example * fix ssg * make streaming optional * fix some router and core tests * fix suspense example * fix serialization with out of order server futures * add incremental streaming hackernews demo * fix hackernews demo * fix root hackernews redirect * fix formatting * add tests for suspense cases * slightly smaller binaries * slightly smaller * improve error handling docs * fix errors example link * fix doc tests * remove log file * fix ssr cache type inference * remove index.html * fix ssg render template * fix assigning ids on elements with dynamic attributes * add desktop feature to the workspace examples * remove router static generation example; ssg lives in the dioxus-static-generation package * add a test for effects during suspense * only run effects on mounted nodes * fix multiple suspense roots * fix node iterator * fix closures without arguments * fix dioxus-core readme doctest * remove suspense logs * fix scope stack * fix clippy * remove unused suspense boundary from hackernews * assert that launch never returns for better compiler errors * fix static generation launch function * fix web renderer * pass context providers into server functions * add an example for FromContext * clean up DioxusRouterExt * fix server function context * fix fullstack desktop example * forward CLI serve settings to fullstack * re-export serve config at the root of fullstack * forward env directly instead of using a guard * just set the port in the CLI for fullstack playwright tests * fix fullstack dioxus-cli-config feature * fix launch server merge conflicts * fix fullstack launch context * Merge branch 'main' into suspense-2.0 * fix fullstack html data * remove drop virtual dom feature * add a comment about only_write_templates binary size workaround * remove explicit dependencies from use_server_future * make ErrorContext and SuspenseContext more similar * Tweak: small tweaks to tomls to make diff smaller * only rerun components under suspense after the initial placeholders are sent to the client * add module docs for suspense * keep track of when suspense boundaries are resolved * start implementing JS out of order streaming * fix core tests * implement the server side of suspense with js * fix streaming ssr with nested suspense * move streaming ssr code into fullstack * revert minification changes * serialize server future data as the html streams * start loading scripts wasm immediately instead of defering the script * very basic nested suspense example working with minimal html updates * clean up some suspense/error docs * fix hydrating nested pending server futures * sort resolved boundaries by height * Fix disconnecting clients while streaming * fix static generation crate * don't insert extra divs when hydrating streamed chunks * wait to swap in the elements until they are hydrated * remove inline streaming script * hackernews partially working * fix spa mode * banish the open shadow dom * fix removing placeholder * set up streaming playwright test * run web playwright tests on 9999 to avoid port conflicts with other local servers * remove suspense nodes if the suspense boundary is replaced before the suspense resolves on the server * ignore hydration of removed suspense boundaries * use path based indexing to fix hydrating suspense after parent suspense with child is removed * re-export dioxus error * remove resolved suspense divs if the suspense boundary has been removed * Fix client side initialized server futures * ignore comment nodes while traversing nodes in core to avoid lists getting swapped out with suspense * Pass initial hydration data to the client * hide pre nodes * don't panic if reclaiming an element fails * fix scope stack when polling tasks * improve deserialization out of length message * Ok(VNode::placeholder()) -> VNode::empty() * fix typo in rsx usage * restore testing changes from suspense example * clean up some logs and comments * fix playwright tests * clean up more changes in core * clean up core tests * remove anymap dependency * clean up changes to hooks * clean up changes in the router, rsx, and web * revert changes to axum-hello-world * fix use_server_future * fix clippy in dioxus-core * check that the next or previous node exist before checking if we should ignore them * fix formatting * fix suspense playwright test * remove unused suspense code * add more suspense playwright tests * add more docs for error boundaries * fix suspense core tests * fix ErrorBoundary example * remove a bunch of debug logging in js * fix router failure_external_navigation * use absolute paths in the interpreter build.rs * strip '\r' while hashing ts files * add a wrapper with a default error boundary and suspense boundary * restore hot reloading * ignore non-ts files when hashing * sort ts files before hashing them * fix rsx tests * fix fullstack doc tests * fix core tests * fix axum auth example * update suspense hydration diagram * longer playwright build limit * tiny fixes - spelling, formatting * update diagram link * remove comment and template nodes for suspense placeholders * remove comment nodes as we hydrate text * simplify hackernews example * clean up hydrating text nodes * switch to a separate environment variable for the base path for smaller binaries * clean up file system html trait * fix form data * move streaming code into fullstack * implement serialize and deserialize for CapturedError * remove waits in the nested suspense playwright spec * force sequential fullstack builds for CI * longer nested suspense delay for CI * fix --force-sequential flag * wait to launch server until client build is done --------- Co-authored-by: Jonathan Kelley <jkelleyrtp@gmail.com>
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@@ -126,95 +126,3 @@ async fn yield_now_works() {
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SEQUENCE.with(|s| assert_eq!(s.borrow().len(), 20));
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}
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/// Ensure that calling wait_for_flush waits for dioxus to finish its synchronous work
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#[tokio::test]
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async fn flushing() {
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thread_local! {
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static SEQUENCE: std::cell::RefCell<Vec<usize>> = const { std::cell::RefCell::new(Vec::new()) };
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static BROADCAST: (tokio::sync::broadcast::Sender<()>, tokio::sync::broadcast::Receiver<()>) = tokio::sync::broadcast::channel(1);
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}
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fn app() -> Element {
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if generation() > 0 {
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println!("App");
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SEQUENCE.with(|s| s.borrow_mut().push(0));
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}
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// The next two tasks mimic effects. They should only be run after the app has been rendered
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use_hook(|| {
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spawn(async move {
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let mut channel = BROADCAST.with(|b| b.1.resubscribe());
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for _ in 0..10 {
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wait_for_next_render().await;
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println!("Task 1 recved");
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channel.recv().await.unwrap();
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println!("Task 1");
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SEQUENCE.with(|s| s.borrow_mut().push(1));
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}
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})
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});
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use_hook(|| {
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spawn(async move {
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let mut channel = BROADCAST.with(|b| b.1.resubscribe());
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for _ in 0..10 {
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wait_for_next_render().await;
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println!("Task 2 recved");
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channel.recv().await.unwrap();
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println!("Task 2");
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SEQUENCE.with(|s| s.borrow_mut().push(2));
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}
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})
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});
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rsx! {}
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}
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let mut dom = VirtualDom::new(app);
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dom.rebuild(&mut dioxus_core::NoOpMutations);
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let fut = async {
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// Trigger the flush by waiting for work
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for i in 0..10 {
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BROADCAST.with(|b| b.0.send(()).unwrap());
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dom.mark_dirty(ScopeId(0));
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dom.wait_for_work().await;
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dom.render_immediate(&mut dioxus_core::NoOpMutations);
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println!("Flushed {}", i);
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}
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BROADCAST.with(|b| b.0.send(()).unwrap());
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dom.wait_for_work().await;
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};
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tokio::select! {
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_ = fut => {}
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_ = tokio::time::sleep(Duration::from_millis(500)) => {
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println!("Aborting due to timeout");
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}
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};
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SEQUENCE.with(|s| {
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let s = s.borrow();
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println!("{:?}", s);
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assert_eq!(s.len(), 30);
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// We need to check if every three elements look like [0, 1, 2] or [0, 2, 1]
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let mut has_seen_1 = false;
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for (i, &x) in s.iter().enumerate() {
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let stage = i % 3;
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if stage == 0 {
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assert_eq!(x, 0);
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} else if stage == 1 {
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assert!(x == 1 || x == 2);
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has_seen_1 = x == 1;
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} else if stage == 2 {
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if has_seen_1 {
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assert_eq!(x, 2);
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} else {
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assert_eq!(x, 1);
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}
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}
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}
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});
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}
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