Don't update file's saved mtime when reload is aborted

This commit is contained in:
Max Brunsfeld 2023-11-16 18:02:49 -08:00
parent 0bed5e4562
commit 17b2b112bc
3 changed files with 26 additions and 19 deletions

View file

@ -646,7 +646,7 @@ impl Buffer {
prev_version,
Rope::text_fingerprint(&new_text),
this.line_ending(),
new_mtime,
this.saved_mtime,
cx,
);
}

View file

@ -61,9 +61,14 @@ pub struct Buffer {
diff_base: Option<String>,
git_diff: git::diff::BufferDiff,
file: Option<Arc<dyn File>>,
saved_version: clock::Global,
saved_version_fingerprint: RopeFingerprint,
/// The mtime of the file when this buffer was last loaded from
/// or saved to disk.
saved_mtime: SystemTime,
/// The version vector when this buffer was last loaded from
/// or saved to disk.
saved_version: clock::Global,
/// A hash of the current contents of the buffer's file.
file_fingerprint: RopeFingerprint,
transaction_depth: usize,
was_dirty_before_starting_transaction: Option<bool>,
reload_task: Option<Task<Result<()>>>,
@ -386,8 +391,7 @@ impl Buffer {
.ok_or_else(|| anyhow!("missing line_ending"))?,
));
this.saved_version = proto::deserialize_version(&message.saved_version);
this.saved_version_fingerprint =
proto::deserialize_fingerprint(&message.saved_version_fingerprint)?;
this.file_fingerprint = proto::deserialize_fingerprint(&message.saved_version_fingerprint)?;
this.saved_mtime = message
.saved_mtime
.ok_or_else(|| anyhow!("invalid saved_mtime"))?
@ -403,7 +407,7 @@ impl Buffer {
diff_base: self.diff_base.as_ref().map(|h| h.to_string()),
line_ending: proto::serialize_line_ending(self.line_ending()) as i32,
saved_version: proto::serialize_version(&self.saved_version),
saved_version_fingerprint: proto::serialize_fingerprint(self.saved_version_fingerprint),
saved_version_fingerprint: proto::serialize_fingerprint(self.file_fingerprint),
saved_mtime: Some(self.saved_mtime.into()),
}
}
@ -473,7 +477,7 @@ impl Buffer {
Self {
saved_mtime,
saved_version: buffer.version(),
saved_version_fingerprint: buffer.as_rope().fingerprint(),
file_fingerprint: buffer.as_rope().fingerprint(),
reload_task: None,
transaction_depth: 0,
was_dirty_before_starting_transaction: None,
@ -540,7 +544,7 @@ impl Buffer {
}
pub fn saved_version_fingerprint(&self) -> RopeFingerprint {
self.saved_version_fingerprint
self.file_fingerprint
}
pub fn saved_mtime(&self) -> SystemTime {
@ -568,7 +572,7 @@ impl Buffer {
cx: &mut ModelContext<Self>,
) {
self.saved_version = version;
self.saved_version_fingerprint = fingerprint;
self.file_fingerprint = fingerprint;
self.saved_mtime = mtime;
cx.emit(Event::Saved);
cx.notify();
@ -611,7 +615,7 @@ impl Buffer {
prev_version,
Rope::text_fingerprint(&new_text),
this.line_ending(),
new_mtime,
this.saved_mtime,
cx,
);
}
@ -631,14 +635,14 @@ impl Buffer {
cx: &mut ModelContext<Self>,
) {
self.saved_version = version;
self.saved_version_fingerprint = fingerprint;
self.file_fingerprint = fingerprint;
self.text.set_line_ending(line_ending);
self.saved_mtime = mtime;
if let Some(file) = self.file.as_ref().and_then(|f| f.as_local()) {
file.buffer_reloaded(
self.remote_id(),
&self.saved_version,
self.saved_version_fingerprint,
self.file_fingerprint,
self.line_ending(),
self.saved_mtime,
cx,
@ -1282,12 +1286,12 @@ impl Buffer {
}
pub fn is_dirty(&self) -> bool {
self.saved_version_fingerprint != self.as_rope().fingerprint()
self.file_fingerprint != self.as_rope().fingerprint()
|| self.file.as_ref().map_or(false, |file| file.is_deleted())
}
pub fn has_conflict(&self) -> bool {
self.saved_version_fingerprint != self.as_rope().fingerprint()
self.file_fingerprint != self.as_rope().fingerprint()
&& self
.file
.as_ref()

View file

@ -2587,7 +2587,7 @@ async fn test_save_file(cx: &mut gpui::TestAppContext) {
assert_eq!(new_text, buffer.update(cx, |buffer, _| buffer.text()));
}
#[gpui::test(iterations = 10)]
#[gpui::test(iterations = 30)]
async fn test_file_changes_multiple_times_on_disk(cx: &mut gpui::TestAppContext) {
init_test(cx);
@ -2638,14 +2638,17 @@ async fn test_file_changes_multiple_times_on_disk(cx: &mut gpui::TestAppContext)
buffer.read_with(cx, |buffer, _| {
let buffer_text = buffer.text();
if buffer_text == on_disk_text {
assert!(!buffer.is_dirty(), "buffer shouldn't be dirty. text: {buffer_text:?}, disk text: {on_disk_text:?}");
assert!(
!buffer.is_dirty() && !buffer.has_conflict(),
"buffer shouldn't be dirty. text: {buffer_text:?}, disk text: {on_disk_text:?}",
);
}
// If the file change occurred while the buffer was processing the first
// change, the buffer may be in a conflicting state.
// change, the buffer will be in a conflicting state.
else {
assert!(
buffer.is_dirty(),
"buffer should report that it is dirty. text: {buffer_text:?}, disk text: {on_disk_text:?}"
buffer.is_dirty() && buffer.has_conflict(),
"buffer should report that it has a conflict. text: {buffer_text:?}, disk text: {on_disk_text:?}"
);
}
});