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Don't ignore new tab snapshot in WrapMap if only tab size changed

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This commit is contained in:
Antonio Scandurra 2022-08-03 12:16:46 +02:00
parent 385d214b47
commit 1e94eb74f4
2 changed files with 11 additions and 7 deletions
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14
crates/editor/src/display_map/tab_map.rs
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@ -16,6 +16,7 @@ impl TabMap {
let snapshot = TabSnapshot {
fold_snapshot: input,
tab_size,
version: 0,
};
(Self(Mutex::new(snapshot.clone())), snapshot)
}
@ -27,12 +28,14 @@ impl TabMap {
tab_size: NonZeroU32,
) -> (TabSnapshot, Vec<TabEdit>) {
let mut old_snapshot = self.0.lock();
let new_snapshot = TabSnapshot {
let mut new_snapshot = TabSnapshot {
fold_snapshot,
tab_size,
version: old_snapshot.version,
};
if old_snapshot.tab_size != new_snapshot.tab_size {
new_snapshot.version += 1;
let edits = vec![TabEdit {
old: TabPoint::zero()..old_snapshot.max_point(),
new: TabPoint::zero()..new_snapshot.max_point(),
@ -40,6 +43,10 @@ impl TabMap {
return (new_snapshot, edits);
}
if old_snapshot.fold_snapshot.version != new_snapshot.fold_snapshot.version {
new_snapshot.version += 1;
}
let old_max_offset = old_snapshot.fold_snapshot.len();
let mut tab_edits = Vec::with_capacity(fold_edits.len());
for fold_edit in &mut fold_edits {
@ -97,6 +104,7 @@ impl TabMap {
pub struct TabSnapshot {
pub fold_snapshot: FoldSnapshot,
pub tab_size: NonZeroU32,
pub version: usize,
}
impl TabSnapshot {
@ -168,10 +176,6 @@ impl TabSnapshot {
}
}
pub fn version(&self) -> usize {
self.fold_snapshot.version
}
pub fn chunks<'a>(
&'a self,
range: Range<TabPoint>,