diff options
Diffstat (limited to 'helix-view/src/document.rs')
| -rw-r--r-- | helix-view/src/document.rs | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/helix-view/src/document.rs b/helix-view/src/document.rs index c02d6656..4ad08ce9 100644 --- a/helix-view/src/document.rs +++ b/helix-view/src/document.rs @@ -678,17 +678,21 @@ impl Document { let success = transaction.changes().apply(&mut self.text); if success { - // update the selection: either take the selection specified in the transaction, or map the - // current selection through changes. - let selection = transaction - .selection() - .cloned() - .unwrap_or_else(|| self.selection(view_id).clone().map(transaction.changes())); - self.selections.insert(view_id, selection); - - // Ensure all selections accross all views still adhere to invariants. for selection in self.selections.values_mut() { - *selection = selection.clone().ensure_invariants(self.text.slice(..)); + *selection = selection + .clone() + // Map through changes + .map(transaction.changes()) + // Ensure all selections accross all views still adhere to invariants. + .ensure_invariants(self.text.slice(..)); + } + + // if specified, the current selection should instead be replaced by transaction.selection + if let Some(selection) = transaction.selection() { + self.selections.insert( + view_id, + selection.clone().ensure_invariants(self.text.slice(..)), + ); } } |