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Avoid panic scanning recursive symlink before gitignore is encountered

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Julia 2023-03-10 16:54:57 -05:00
parent f08685f65f
commit 0a5cf4b831
1 changed files with 20 additions and 9 deletions
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29
crates/project/src/worktree.rs
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@ -2361,7 +2361,7 @@ impl BackgroundScanner {
job: &ScanJob,
) -> Result<()> {
let mut new_entries: Vec<Entry> = Vec::new();
let mut new_jobs: Vec<ScanJob> = Vec::new();
let mut new_jobs: Vec<Option<ScanJob>> = Vec::new();
let mut ignore_stack = job.ignore_stack.clone();
let mut new_ignore = None;
@ -2374,6 +2374,7 @@ impl BackgroundScanner {
continue;
}
};
let child_name = child_abs_path.file_name().unwrap();
let child_path: Arc<Path> = job.path.join(child_name).into();
let child_metadata = match self.fs.metadata(&child_abs_path).await {
@ -2412,12 +2413,15 @@ impl BackgroundScanner {
let entry_abs_path = self.abs_path().join(&entry.path);
entry.is_ignored =
ignore_stack.is_abs_path_ignored(&entry_abs_path, entry.is_dir());
if entry.is_dir() {
new_jobs.next().unwrap().ignore_stack = if entry.is_ignored {
IgnoreStack::all()
} else {
ignore_stack.clone()
};
if let Some(job) = new_jobs.next().expect("Missing scan job for entry") {
job.ignore_stack = if entry.is_ignored {
IgnoreStack::all()
} else {
ignore_stack.clone()
};
}
}
}
}
@ -2433,10 +2437,12 @@ impl BackgroundScanner {
let is_ignored = ignore_stack.is_abs_path_ignored(&child_abs_path, true);
child_entry.is_ignored = is_ignored;
// Avoid recursing until crash in the case of a recursive symlink
if !job.ancestor_inodes.contains(&child_entry.inode) {
let mut ancestor_inodes = job.ancestor_inodes.clone();
ancestor_inodes.insert(child_entry.inode);
new_jobs.push(ScanJob {
new_jobs.push(Some(ScanJob {
abs_path: child_abs_path,
path: child_path,
ignore_stack: if is_ignored {
@ -2446,7 +2452,9 @@ impl BackgroundScanner {
},
ancestor_inodes,
scan_queue: job.scan_queue.clone(),
});
}));
} else {
new_jobs.push(None);
}
} else {
child_entry.is_ignored = ignore_stack.is_abs_path_ignored(&child_abs_path, false);
@ -2461,8 +2469,11 @@ impl BackgroundScanner {
new_ignore,
self.fs.as_ref(),
);
for new_job in new_jobs {
job.scan_queue.send(new_job).await.unwrap();
if let Some(new_job) = new_job {
job.scan_queue.send(new_job).await.unwrap();
}
}
Ok(())