embassy/examples/wasm/src/lib.rs

31 lines
912 B
Rust

#![feature(type_alias_impl_trait)]
use embassy_executor::Spawner;
use embassy_time::Timer;
#[embassy_executor::task]
async fn ticker() {
let window = web_sys::window().expect("no global `window` exists");
let mut counter = 0;
loop {
let document = window.document().expect("should have a document on window");
let list = document.get_element_by_id("log").expect("should have a log element");
let li = document.create_element("li").expect("error creating list item element");
li.set_text_content(Some(&format!("tick {}", counter)));
list.append_child(&li).expect("error appending list item");
log::info!("tick {}", counter);
counter += 1;
Timer::after_secs(1).await;
}
}
#[embassy_executor::main]
async fn main(spawner: Spawner) {
wasm_logger::init(wasm_logger::Config::default());
spawner.spawn(ticker()).unwrap();
}