From 6cbc0aea926248f029ab3868d5ed9b8d5a4f207f Mon Sep 17 00:00:00 2001
From: Jakub Bartodziej
Date: Thu, 3 Jun 2021 08:51:13 -0400
Subject: Disable deleting from an empty buffer which can cause a crash.

---
 helix-view/src/document.rs | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'helix-view/src')

diff --git a/helix-view/src/document.rs b/helix-view/src/document.rs
index 3a3b9390..c41b78ad 100644
--- a/helix-view/src/document.rs
+++ b/helix-view/src/document.rs
@@ -494,6 +494,10 @@ impl Document {
     pub fn versioned_identifier(&self) -> lsp::VersionedTextDocumentIdentifier {
         lsp::VersionedTextDocumentIdentifier::new(self.url().unwrap(), self.version)
     }
+
+    pub fn empty(&self) -> bool {
+        self.text == "\n"
+    }
 }
 
 #[cfg(test)]
-- 
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