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Maintain excerpt ordering correctly when some errors don't change

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This commit is contained in:
Antonio Scandurra 2022-01-06 15:33:02 +01:00
parent f37f839330
commit d0f7e5f075
1 changed files with 4 additions and 1 deletions
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5
crates/diagnostics/src/diagnostics.rs
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@ -219,6 +219,7 @@ impl ProjectDiagnosticsEditor {
loop {
let mut to_insert = None;
let mut to_invalidate = None;
let mut to_keep = None;
match (old_groups.peek(), new_groups.peek()) {
(None, None) => break,
(None, Some(_)) => to_insert = new_groups.next(),
@ -229,7 +230,7 @@ impl ProjectDiagnosticsEditor {
match compare_diagnostics(old_primary, new_primary, &snapshot) {
Ordering::Less => to_invalidate = old_groups.next(),
Ordering::Equal => {
old_groups.next();
to_keep = old_groups.next();
new_groups.next();
}
Ordering::Greater => to_insert = new_groups.next(),
@ -337,6 +338,8 @@ impl ProjectDiagnosticsEditor {
excerpts.remove_excerpts(group_state.excerpts.iter(), excerpts_cx);
group_ixs_to_remove.push(group_ix);
blocks_to_remove.extend(group_state.blocks.keys().copied());
} else if let Some((_, group)) = to_keep {
prev_excerpt_id = group.excerpts.last().unwrap().clone();
}
}