public-collect/books-futures-explained
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minor fixes to the debug printout of the main example

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This commit is contained in:
Carl Fredrik Samson
2020-04-11 00:23:39 +02:00
parent 8934c46679
commit 02bb33c6b6
22 changed files with 1881 additions and 1616 deletions
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34
book/8_finished_example.html
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@@ -1,5 +1,5 @@
<!DOCTYPE HTML>
<html lang="en" class="sidebar-visible no-js">
<html lang="en" class="sidebar-visible no-js light">
<head>
<!-- Book generated using mdBook -->
<meta charset="UTF-8">
@@ -32,11 +32,11 @@
</head>
<body class="light">
<body>
<!-- Provide site root to javascript -->
<script type="text/javascript">
var path_to_root = "";
var default_theme = "light";
var default_theme = window.matchMedia("(prefers-color-scheme: dark)").matches ? "light" : "light";
</script>
<!-- Work around some values being stored in localStorage wrapped in quotes -->
@@ -60,8 +60,11 @@
var theme;
try { theme = localStorage.getItem('mdbook-theme'); } catch(e) { }
if (theme === null || theme === undefined) { theme = default_theme; }
document.body.className = theme;
document.querySelector('html').className = theme + ' js';
var html = document.querySelector('html');
html.classList.remove('no-js')
html.classList.remove('light')
html.classList.add(theme);
html.classList.add('js');
</script>
<!-- Hide / unhide sidebar before it is displayed -->
@@ -77,8 +80,8 @@
</script>
<nav id="sidebar" class="sidebar" aria-label="Table of contents">
<div class="sidebar-scrollbox">
<ol class="chapter"><li class="affix"><a href="introduction.html">Introduction</a></li><li><a href="0_background_information.html"><strong aria-hidden="true">1.</strong> Background information</a></li><li><a href="1_futures_in_rust.html"><strong aria-hidden="true">2.</strong> Futures in Rust</a></li><li><a href="2_waker_context.html"><strong aria-hidden="true">3.</strong> Waker and Context</a></li><li><a href="3_generators_async_await.html"><strong aria-hidden="true">4.</strong> Generators and async/await</a></li><li><a href="4_pin.html"><strong aria-hidden="true">5.</strong> Pin</a></li><li><a href="6_future_example.html"><strong aria-hidden="true">6.</strong> Implementing Futures</a></li><li><a href="8_finished_example.html" class="active"><strong aria-hidden="true">7.</strong> Finished example (editable)</a></li><li class="affix"><a href="conclusion.html">Conclusion and exercises</a></li></ol>
<div id="sidebar-scrollbox" class="sidebar-scrollbox">
<ol class="chapter"><li class="expanded affix "><a href="introduction.html">Introduction</a></li><li class="expanded "><a href="0_background_information.html"><strong aria-hidden="true">1.</strong> Background information</a></li><li class="expanded "><a href="1_futures_in_rust.html"><strong aria-hidden="true">2.</strong> Futures in Rust</a></li><li class="expanded "><a href="2_waker_context.html"><strong aria-hidden="true">3.</strong> Waker and Context</a></li><li class="expanded "><a href="3_generators_async_await.html"><strong aria-hidden="true">4.</strong> Generators and async/await</a></li><li class="expanded "><a href="4_pin.html"><strong aria-hidden="true">5.</strong> Pin</a></li><li class="expanded "><a href="6_future_example.html"><strong aria-hidden="true">6.</strong> Implementing Futures</a></li><li class="expanded "><a href="8_finished_example.html" class="active"><strong aria-hidden="true">7.</strong> Finished example (editable)</a></li><li class="expanded affix "><a href="conclusion.html">Conclusion and exercises</a></li></ol>
</div>
<div id="sidebar-resize-handle" class="sidebar-resize-handle"></div>
</nav>
@@ -253,12 +256,15 @@ impl Future for Task {
fn poll(self: Pin&lt;&amp;mut Self&gt;, cx: &amp;mut Context&lt;'_&gt;) -&gt; Poll&lt;Self::Output&gt; {
let mut r = self.reactor.lock().unwrap();
if r.is_ready(self.id) {
println!(&quot;POLL: TASK {} IS READY&quot;, self.id);
*r.tasks.get_mut(&amp;self.id).unwrap() = TaskState::Finished;
Poll::Ready(self.id)
} else if r.tasks.contains_key(&amp;self.id) {
println!(&quot;POLL: REPLACED WAKER FOR TASK: {}&quot;, self.id);
r.tasks.insert(self.id, TaskState::NotReady(cx.waker().clone()));
Poll::Pending
} else {
println!(&quot;POLL: REGISTERED TASK: {}, WAKER: {:?}&quot;, self.id, cx.waker());
r.register(self.data, cx.waker().clone(), self.id);
Poll::Pending
}
@@ -295,9 +301,7 @@ impl Reactor {
let reactor_clone = Arc::downgrade(&amp;reactor);
let handle = thread::spawn(move || {
let mut handles = vec![];
// This simulates some I/O resource
for event in rx {
println!(&quot;REACTOR: {:?}&quot;, event);
let reactor = reactor_clone.clone();
match event {
Event::Close =&gt; break,
@@ -427,6 +431,18 @@ impl Drop for Reactor {
<script type="text/javascript">
window.playpen_line_numbers = true;
</script>
<script type="text/javascript">
window.playpen_copyable = true;
</script>
<script src="ace.js" type="text/javascript" charset="utf-8"></script>
<script src="editor.js" type="text/javascript" charset="utf-8"></script>
<script src="mode-rust.js" type="text/javascript" charset="utf-8"></script>