6cbc0ae · helix · git.iko.soy

on master help sign in

Disable deleting from an empty buffer which can cause a crash.

6cbc0aeJakub Bartodziej5 years ago

helix-term/src/commands.rs+4

@@ -745,6 +745,10 @@ pub fn extend_line(cx: &mut Context) {

745// heuristic: append changes to history after each command, unless we're in insert mode

746

747fn _delete_selection(doc: &mut Document, view_id: ViewId) {

748+ if doc.empty() {

749+ return;

750+ }

751+

748 // first yank the selection

752 // first yank the selection

749 let values: Vec<String> = doc

753 let values: Vec<String> = doc

750 .selection(view_id)

754 .selection(view_id)

helix-view/src/document.rs+4

@@ -494,6 +494,10 @@ impl Document {

494 pub fn versioned_identifier(&self) -> lsp::VersionedTextDocumentIdentifier {

495 lsp::VersionedTextDocumentIdentifier::new(self.url().unwrap(), self.version)

496 }

497+

498+ pub fn empty(&self) -> bool {

499+ self.text == "\n"

500+ }

497}

501}

498

502

499#[cfg(test)]

503#[cfg(test)]