implement into_luamulti for cursor move

1 files changed, 9 insertions, 1 deletions

diff --git a/src/state/editor/buffer.rs b/src/state/editor/buffer.rs
index 49c27b9..6e210ab 100644
--- a/src/state/editor/buffer.rs
+++ b/src/state/editor/buffer.rs
@@ -52,6 +52,10 @@ impl Buffer {
     }
 
     pub fn insert(&mut self, c: char) {
+        if self.lines.is_empty() {
+            return;
+        }
+
         match c {
             '\n' => {
                 let (a, b) = {
@@ -96,6 +100,10 @@ impl Buffer {
     }
 
     pub fn delete(&mut self) {
+        if self.lines.is_empty() {
+            return;
+        }
+
         if self.cursor.is_at_start() && !self.cursor.is_at_top() {
             let old_line = self.current_line_mut().clone();
             self.lines.remove(self.cursor.y());
@@ -108,7 +116,7 @@ impl Buffer {
                 .move_checked(CursorMove::Jump((new_x, self.cursor.y())));
 
             self.refresh_buffer_max()
-        } else if !self.cursor.is_at_top() {
+        } else if !self.cursor.is_at_start() {
             let x = self.cursor.x() - 1;
             self.current_line_mut().remove(x);
             self.refresh_line_max();