Convert use_eval to use send/recv system (#1080)

* progress: reworked

don't run this, it'll kill your web browser

* feat: use_eval but with comms

* revision: async recv & recv_sync

* revision: use_eval

* revision: standard eval interface

* revision: use serde_json::Value instead of JsValue

* revision: docs

* revision: error message

* create: desktop eval (wip)

* fix: desktop eval

* revision: wrap use_eval in Rc<RefCell<_>>

* fix: fmt, clippy

* fix: desktop tests

* revision: change to channel system

- fixes clippy errors
- fixes playwright tests

* fix: tests

* fix: eval example

* fix: fmt

* fix: tests, desktop stuff

* fix: tests

* feat: drop handler

* fix: tests

* fix: rustfmt

* revision: web promise/callback system

* fix: recv error

* revision: IntoFuture, functionation

* fix: ci

* revision: playwright web

* remove: unescessary code

* remove dioxus-html from public examples

* prototype-patch

* fix web eval

* fix: rustfmt

* fix: CI

* make use_eval more efficient

* implement eval for liveview as well

* fix playwright tests

* fix clippy

* more clippy fixes

* fix clippy

* fix stack overflow

* fix desktop mock

* fix clippy

---------

Co-authored-by: Evan Almloff <evanalmloff@gmail.com>

packages/web/src/lib.rs

@@ -54,18 +54,17 @@
 //     - Do DOM work in the next requestAnimationFrame callback
 
 pub use crate::cfg::Config;
-pub use crate::util::{use_eval, EvalResult};
 use dioxus_core::{Element, Scope, VirtualDom};
 use futures_util::{pin_mut, FutureExt, StreamExt};
 
 mod cache;
 mod cfg;
 mod dom;
+mod eval;
 mod file_engine;
 mod hot_reload;
 #[cfg(feature = "hydrate")]
 mod rehydrate;
-mod util;
 
 // Currently disabled since it actually slows down immediate rendering
 // todo: only schedule non-immediate renders through ric/raf
@@ -168,6 +167,10 @@ pub async fn run_with_props<T: 'static>(root: fn(Scope<T>) -> Element, root_prop
 
     let mut dom = VirtualDom::new_with_props(root, root_props);
 
+    // Eval
+    let cx = dom.base_scope();
+    eval::init_eval(cx);
+
     #[cfg(feature = "panic_hook")]
     if cfg.default_panic_hook {
         console_error_panic_hook::set_once();