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Don't eagerly populate copied subdirectory

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This can race anyway with snapshot updates, so we just eagerly refresh
the root entry and wait for updates to come in to populate it.
This commit is contained in:
Antonio Scandurra 2022-05-31 08:11:07 +02:00
parent 604b737d7c
commit 354488ebdf
5 changed files with 43 additions and 126 deletions
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54
crates/collab/src/integration_tests.rs
View File

@ -824,7 +824,7 @@ async fn test_fs_operations(
project_b
.update(cx_b, |project, cx| {
project
.copy_entry(dir_entry.id, Path::new("DIR2"), cx)
.copy_entry(entry.id, Path::new("f.txt"), cx)
.unwrap()
})
.await
@ -840,13 +840,10 @@ async fn test_fs_operations(
"DIR/SUBDIR",
"DIR/SUBDIR/f.txt",
"DIR/e.txt",
"DIR2",
"DIR2/SUBDIR",
"DIR2/SUBDIR/f.txt",
"DIR2/e.txt",
"a.txt",
"b.txt",
"d.txt"
"d.txt",
"f.txt"
]
);
});
@ -861,13 +858,10 @@ async fn test_fs_operations(
"DIR/SUBDIR",
"DIR/SUBDIR/f.txt",
"DIR/e.txt",
"DIR2",
"DIR2/SUBDIR",
"DIR2/SUBDIR/f.txt",
"DIR2/e.txt",
"a.txt",
"b.txt",
"d.txt"
"d.txt",
"f.txt"
]
);
});
@ -884,15 +878,7 @@ async fn test_fs_operations(
.paths()
.map(|p| p.to_string_lossy())
.collect::<Vec<_>>(),
[
"DIR2",
"DIR2/SUBDIR",
"DIR2/SUBDIR/f.txt",
"DIR2/e.txt",
"a.txt",
"b.txt",
"d.txt"
]
["a.txt", "b.txt", "d.txt", "f.txt"]
);
});
worktree_b.read_with(cx_b, |worktree, _| {
@ -901,15 +887,7 @@ async fn test_fs_operations(
.paths()
.map(|p| p.to_string_lossy())
.collect::<Vec<_>>(),
[
"DIR2",
"DIR2/SUBDIR",
"DIR2/SUBDIR/f.txt",
"DIR2/e.txt",
"a.txt",
"b.txt",
"d.txt"
]
["a.txt", "b.txt", "d.txt", "f.txt"]
);
});
@ -925,14 +903,7 @@ async fn test_fs_operations(
.paths()
.map(|p| p.to_string_lossy())
.collect::<Vec<_>>(),
[
"DIR2",
"DIR2/SUBDIR",
"DIR2/SUBDIR/f.txt",
"DIR2/e.txt",
"a.txt",
"b.txt"
]
["a.txt", "b.txt", "f.txt"]
);
});
worktree_b.read_with(cx_b, |worktree, _| {
@ -941,14 +912,7 @@ async fn test_fs_operations(
.paths()
.map(|p| p.to_string_lossy())
.collect::<Vec<_>>(),
[
"DIR2",
"DIR2/SUBDIR",
"DIR2/SUBDIR/f.txt",
"DIR2/e.txt",
"a.txt",
"b.txt"
]
["a.txt", "b.txt", "f.txt"]
);
});
}

42
crates/project/src/fs.rs
View File

@ -15,12 +15,7 @@ use text::Rope;
pub trait Fs: Send + Sync {
async fn create_dir(&self, path: &Path) -> Result<()>;
async fn create_file(&self, path: &Path, options: CreateOptions) -> Result<()>;
async fn copy(
&self,
source: &Path,
target: &Path,
options: CopyOptions,
) -> Result<Vec<PathBuf>>;
async fn copy(&self, source: &Path, target: &Path, options: CopyOptions) -> Result<()>;
async fn rename(&self, source: &Path, target: &Path, options: RenameOptions) -> Result<()>;
async fn remove_dir(&self, path: &Path, options: RemoveOptions) -> Result<()>;
async fn remove_file(&self, path: &Path, options: RemoveOptions) -> Result<()>;
@ -96,21 +91,15 @@ impl Fs for RealFs {
Ok(())
}
async fn copy(
&self,
source: &Path,
target: &Path,
options: CopyOptions,
) -> Result<Vec<PathBuf>> {
async fn copy(&self, source: &Path, target: &Path, options: CopyOptions) -> Result<()> {
if !options.overwrite && smol::fs::metadata(target).await.is_ok() {
if options.ignore_if_exists {
return Ok(Default::default());
return Ok(());
} else {
return Err(anyhow!("{target:?} already exists"));
}
}
let mut paths = vec![target.to_path_buf()];
let metadata = smol::fs::metadata(source).await?;
let _ = smol::fs::remove_dir_all(target).await;
if metadata.is_dir() {
@ -120,17 +109,15 @@ impl Fs for RealFs {
if let Ok(child) = child {
let child_source_path = child.path();
let child_target_path = target.join(child.file_name());
paths.extend(
self.copy(&child_source_path, &child_target_path, options)
.await?,
);
self.copy(&child_source_path, &child_target_path, options)
.await?;
}
}
} else {
smol::fs::copy(source, target).await?;
}
Ok(paths)
Ok(())
}
async fn rename(&self, source: &Path, target: &Path, options: RenameOptions) -> Result<()> {
@ -560,12 +547,7 @@ impl Fs for FakeFs {
Ok(())
}
async fn copy(
&self,
source: &Path,
target: &Path,
options: CopyOptions,
) -> Result<Vec<PathBuf>> {
async fn copy(&self, source: &Path, target: &Path, options: CopyOptions) -> Result<()> {
let source = normalize_path(source);
let target = normalize_path(target);
@ -575,7 +557,7 @@ impl Fs for FakeFs {
if !options.overwrite && state.entries.contains_key(&target) {
if options.ignore_if_exists {
return Ok(Default::default());
return Ok(());
} else {
return Err(anyhow!("{target:?} already exists"));
}
@ -588,15 +570,15 @@ impl Fs for FakeFs {
}
}
let mut paths = Vec::new();
let mut events = Vec::new();
for (relative_path, entry) in new_entries {
let new_path = normalize_path(&target.join(relative_path));
paths.push(new_path.clone());
events.push(new_path.clone());
state.entries.insert(new_path, entry);
}
state.emit_event(&paths).await;
Ok(paths)
state.emit_event(&events).await;
Ok(())
}
async fn remove_dir(&self, dir_path: &Path, options: RemoveOptions) -> Result<()> {

29
crates/project/src/project.rs
View File

@ -785,7 +785,7 @@ impl Project {
entry_id: ProjectEntryId,
new_path: impl Into<Arc<Path>>,
cx: &mut ModelContext<Self>,
) -> Option<Task<Result<(Entry, Vec<Entry>)>>> {
) -> Option<Task<Result<Entry>>> {
let worktree = self.worktree_for_entry(entry_id, cx)?;
let new_path = new_path.into();
if self.is_local() {
@ -810,24 +810,15 @@ impl Project {
let entry = response
.entry
.ok_or_else(|| anyhow!("missing entry in response"))?;
let (entry, child_entries) = worktree.update(&mut cx, |worktree, cx| {
let worktree = worktree.as_remote().unwrap();
let root_entry =
worktree.insert_entry(entry, response.worktree_scan_id as usize, cx);
let mut child_entries = Vec::new();
for entry in response.child_entries {
child_entries.push(worktree.insert_entry(
worktree
.update(&mut cx, |worktree, cx| {
worktree.as_remote().unwrap().insert_entry(
entry,
response.worktree_scan_id as usize,
cx,
));
}
(root_entry, child_entries)
});
Ok((
entry.await?,
futures::future::try_join_all(child_entries).await?,
))
)
})
.await
}))
}
}
@ -4058,7 +4049,6 @@ impl Project {
.await?;
Ok(proto::ProjectEntryResponse {
entry: Some((&entry).into()),
child_entries: Default::default(),
worktree_scan_id: worktree_scan_id as u64,
})
}
@ -4087,7 +4077,6 @@ impl Project {
.await?;
Ok(proto::ProjectEntryResponse {
entry: Some((&entry).into()),
child_entries: Default::default(),
worktree_scan_id: worktree_scan_id as u64,
})
}
@ -4104,7 +4093,7 @@ impl Project {
.ok_or_else(|| anyhow!("worktree not found"))
})?;
let worktree_scan_id = worktree.read_with(&cx, |worktree, _| worktree.scan_id());
let (entry, child_entries) = worktree
let entry = worktree
.update(&mut cx, |worktree, cx| {
let new_path = PathBuf::from(OsString::from_vec(envelope.payload.new_path));
worktree
@ -4116,7 +4105,6 @@ impl Project {
.await?;
Ok(proto::ProjectEntryResponse {
entry: Some((&entry).into()),
child_entries: child_entries.iter().map(Into::into).collect(),
worktree_scan_id: worktree_scan_id as u64,
})
}
@ -4144,7 +4132,6 @@ impl Project {
.await?;
Ok(proto::ProjectEntryResponse {
entry: None,
child_entries: Default::default(),
worktree_scan_id: worktree_scan_id as u64,
})
}

41
crates/project/src/worktree.rs
View File

@ -779,7 +779,7 @@ impl LocalWorktree {
entry_id: ProjectEntryId,
new_path: impl Into<Arc<Path>>,
cx: &mut ModelContext<Worktree>,
) -> Option<Task<Result<(Entry, Vec<Entry>)>>> {
) -> Option<Task<Result<Entry>>> {
let old_path = self.entry_for_id(entry_id)?.path.clone();
let new_path = new_path.into();
let abs_old_path = self.absolutize(&old_path);
@ -794,38 +794,23 @@ impl LocalWorktree {
});
Some(cx.spawn(|this, mut cx| async move {
let copied_paths = copy.await?;
let (entry, child_entries) = this.update(&mut cx, |this, cx| {
let this = this.as_local_mut().unwrap();
let root_entry =
this.refresh_entry(new_path.clone(), abs_new_path.clone(), None, cx);
let mut child_entries = Vec::new();
for copied_path in copied_paths {
if copied_path != abs_new_path {
let relative_copied_path = copied_path.strip_prefix(this.abs_path())?;
child_entries.push(this.refresh_entry(
relative_copied_path.into(),
copied_path,
None,
cx,
));
}
}
anyhow::Ok((root_entry, child_entries))
})?;
let (entry, child_entries) = (
entry.await?,
futures::future::try_join_all(child_entries).await?,
);
copy.await?;
let entry = this
.update(&mut cx, |this, cx| {
this.as_local_mut().unwrap().refresh_entry(
new_path.clone(),
abs_new_path,
None,
cx,
)
})
.await?;
this.update(&mut cx, |this, cx| {
this.poll_snapshot(cx);
this.as_local().unwrap().broadcast_snapshot()
})
.await;
Ok((entry, child_entries))
Ok(entry)
}))
}

3
crates/rpc/proto/zed.proto
View File

@ -224,8 +224,7 @@ message DeleteProjectEntry {
message ProjectEntryResponse {
Entry entry = 1;
repeated Entry child_entries = 2;
uint64 worktree_scan_id = 3;
uint64 worktree_scan_id = 2;
}
message AddProjectCollaborator {