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Position selections correctly when duplicating lines in a multi-buffer

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This commit is contained in:
Antonio Scandurra 2022-01-03 16:21:30 +01:00
parent 8dc9197324
commit ed361f2d1a
1 changed files with 2 additions and 17 deletions
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19
crates/editor/src/editor.rs
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@ -1634,7 +1634,7 @@ impl Editor {
pub fn duplicate_line(&mut self, _: &DuplicateLine, cx: &mut ViewContext<Self>) {
self.start_transaction(cx);
let mut selections = self.local_selections::<Point>(cx);
let selections = self.local_selections::<Point>(cx);
let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
let buffer = &display_map.buffer_snapshot;
@ -1664,28 +1664,13 @@ impl Editor {
edits.push((start, text, rows.len() as u32));
}
let mut edits_iter = edits.iter().peekable();
let mut row_delta = 0;
for selection in selections.iter_mut() {
while let Some((point, _, line_count)) = edits_iter.peek() {
if *point <= selection.start {
row_delta += line_count;
edits_iter.next();
} else {
break;
}
}
selection.start.row += row_delta;
selection.end.row += row_delta;
}
self.buffer.update(cx, |buffer, cx| {
for (point, text, _) in edits.into_iter().rev() {
buffer.edit(Some(point..point), text, cx);
}
});
self.update_selections(selections, Some(Autoscroll::Fit), cx);
self.request_autoscroll(Autoscroll::Fit, cx);
self.end_transaction(cx);
}