auto expand

Author: willmcgugan

src/textual/widget.py

@@ -1236,9 +1236,9 @@ def _get_box_model(
             content_width = Fraction(
                 self.get_content_width(content_container - margin.totals, viewport)
             )
-            if styles.overflow_x == "auto" and (
-                styles.scrollbar_gutter == "stable" or self.show_vertical_scrollbar
-            ):
+            if (
+                styles.overflow_x == "auto" and styles.scrollbar_gutter == "stable"
+            ) or self.show_vertical_scrollbar:
                 content_width += styles.scrollbar_size_vertical
             if (
                 content_width < content_container.width
@@ -1288,9 +1288,9 @@ def _get_box_model(
             content_height = Fraction(
                 self.get_content_height(content_container, viewport, int(content_width))
             )
-            if styles.overflow_y == "auto" and (
-                styles.scrollbar_gutter == "stable" or self.show_horizontal_scrollbar
-            ):
+            if (
+                styles.overflow_y == "auto" and styles.scrollbar_gutter == "stable"
+            ) or self.show_horizontal_scrollbar:
                 content_height += styles.scrollbar_size_horizontal
             if (
                 content_height < content_container.height