Don't panic on empty document

3 years ago · 7ef0e2cab6
parent 35feb614b6
commit 7ef0e2cab6
1 changed files with 1 additions and 1 deletions
--- a/helix-view/src/document.rs
+++ b/helix-view/src/document.rs
@ -149,7 +149,7 @@ impl Document {
            let file = File::open(&path).context(format!("unable to open {:?}", path))?;
            let mut doc = Rope::from_reader(BufReader::new(file))?;
            // add missing newline at the end of file
-            if doc.byte(doc.len_bytes() - 1) != b'\n' {
+            if doc.len_bytes() == 0 || doc.byte(doc.len_bytes() - 1) != b'\n' {
                doc.insert_char(doc.len_chars(), '\n');
            }
            doc