defensive code

Textualize · Jul 18, 2024 · 44b1a54 · 44b1a54
1 parent ed1fba2
commit 44b1a54
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/textual/renderables/bar.py b/src/textual/renderables/bar.py
@@ -114,6 +114,9 @@ def _apply_gradient(text: Text, gradient: Gradient, width: int) -> None:
         gradient: A Textual gradient.
         width: Width of gradient.
     """
+    if not width:
+        return
+    assert width > 0
     from_color = Style.from_color
     get_rich_color = gradient.get_rich_color