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Avoid finalizing transactions inside Buffer::apply_diff

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This commit is contained in:
Max Brunsfeld 2023-02-27 13:33:20 -08:00
parent ff85bc6d42
commit 7faa0da5c7
3 changed files with 10 additions and 13 deletions
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19
crates/language/src/buffer.rs
View File

@ -569,7 +569,9 @@ impl Buffer {
.read_with(&cx, |this, cx| this.diff(new_text, cx))
.await;
this.update(&mut cx, |this, cx| {
if let Some(transaction) = this.apply_diff(diff, cx).cloned() {
this.finalize_last_transaction();
this.apply_diff(diff, cx);
if let Some(transaction) = this.finalize_last_transaction().cloned() {
this.did_reload(
this.version(),
this.as_rope().fingerprint(),
@ -1172,20 +1174,15 @@ impl Buffer {
})
}
pub fn apply_diff(&mut self, diff: Diff, cx: &mut ModelContext<Self>) -> Option<&Transaction> {
if self.version != diff.base_version {
pub fn apply_diff(&mut self, diff: Diff, cx: &mut ModelContext<Self>) -> Option<TransactionId> {
if self.version == diff.base_version {
self.apply_non_conflicting_portion_of_diff(diff, cx)
} else {
return None;
}
self.finalize_last_transaction();
self.start_transaction();
self.text.set_line_ending(diff.line_ending);
self.edit(diff.edits, None, cx);
self.end_transaction(cx)?;
self.finalize_last_transaction()
}
pub fn apply_diff_force(
pub fn apply_non_conflicting_portion_of_diff(
&mut self,
diff: Diff,
cx: &mut ModelContext<Self>,

2
crates/language/src/buffer_tests.rs
View File

@ -254,7 +254,7 @@ async fn test_normalize_whitespace(cx: &mut gpui::TestAppContext) {
let format_diff = format.await;
buffer.update(cx, |buffer, cx| {
let version_before_format = format_diff.base_version.clone();
buffer.apply_diff_force(format_diff, cx);
buffer.apply_non_conflicting_portion_of_diff(format_diff, cx);
// The outcome depends on the order of concurrent taks.
//

2
crates/project/src/project.rs
View File

@ -2906,7 +2906,7 @@ impl Project {
.await;
buffer.update(&mut cx, move |buffer, cx| {
buffer.finalize_last_transaction();
buffer.apply_diff_force(diff, cx)
buffer.apply_non_conflicting_portion_of_diff(diff, cx)
})
} else {
None