Fix zero division when the screen width is not available

ruby · Oct 11, 2021 · 0dce9da · 0dce9da
1 parent 1a46678
commit 0dce9da
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/lib/reline/line_editor.rb b/lib/reline/line_editor.rb
@@ -340,7 +340,8 @@ def multiline_off
   end
 
   private def calculate_height_by_width(width)
-    width.div(@screen_size.last) + 1
+    max_width = @screen_size.last
+    max_width > 0 ? (width.div(max_width) + 1) : 1
   end
 
   private def split_by_width(str, max_width)