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Don't allow strong view handles to be read/updated with an AsyncAppContext

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This avoids an invitation to hold strong view handles across async await
points, which is a common source of leaks.

Co-Authored-By: Nathan Sobo <nathan@zed.dev>
This commit is contained in:
Antonio Scandurra 2023-04-26 13:36:13 +02:00
parent 689e878bd8
commit 6317e885c7
14 changed files with 129 additions and 163 deletions
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2
crates/journal/src/journal.rs
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@ -56,7 +56,7 @@ pub fn new_journal_entry(app_state: Arc<AppState>, cx: &mut AppContext) {
.await;
if let Some(Some(Ok(item))) = opened.first() {
if let Some(editor) = item.downcast::<Editor>() {
if let Some(editor) = item.downcast::<Editor>().map(|editor| editor.downgrade()) {
editor.update(&mut cx, |editor, cx| {
let len = editor.buffer().read(cx).len(cx);
editor.change_selections(Some(Autoscroll::center()), cx, |s| {