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Fix panic when resolving anchors after an excerpt id has been recycled

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Co-Authored-By: Nathan Sobo <nathan@zed.dev>
This commit is contained in:
Max Brunsfeld 2022-01-05 11:28:49 -08:00
parent 8728d3292d
commit 85a13fa477
3 changed files with 62 additions and 4 deletions
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4
crates/text/src/text.rs
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@ -1495,7 +1495,7 @@ impl BufferSnapshot {
insertion_cursor.prev(&());
}
let insertion = insertion_cursor.item().expect("invalid insertion");
debug_assert_eq!(insertion.timestamp, anchor.timestamp, "invalid insertion");
assert_eq!(insertion.timestamp, anchor.timestamp, "invalid insertion");
fragment_cursor.seek_forward(&Some(&insertion.fragment_id), Bias::Left, &None);
let fragment = fragment_cursor.item().unwrap();
@ -1537,7 +1537,7 @@ impl BufferSnapshot {
insertion_cursor.prev(&());
}
let insertion = insertion_cursor.item().expect("invalid insertion");
debug_assert_eq!(insertion.timestamp, anchor.timestamp, "invalid insertion");
assert_eq!(insertion.timestamp, anchor.timestamp, "invalid insertion");
let mut fragment_cursor = self.fragments.cursor::<(Option<&Locator>, usize)>();
fragment_cursor.seek(&Some(&insertion.fragment_id), Bias::Left, &None);