From 27acd4c7d4949a5aa020ef4210f2f049130c43ab Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Thu, 14 Feb 2019 09:49:51 +0530
Subject: [PATCH] Don't crash when rendering special cells with absurd cell
 sizes

Fixes #1378
---
 kitty/fonts/render.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/kitty/fonts/render.py b/kitty/fonts/render.py
index a067c695b..e271ad6d0 100644
--- a/kitty/fonts/render.py
+++ b/kitty/fonts/render.py
@@ -149,7 +149,11 @@ def render_special(
     ans = CharTexture if missing else CharTexture()
 
     def dl(f, *a):
-        f(ans, cell_width, *a)
+        try:
+            f(ans, cell_width, *a)
+        except Exception as e:
+            log_error('Failed to render {} at cell_width={} and cell_height={} with error: {}'.format(
+                f.__name__, cell_width, cell_height, e))
 
     if underline:
         t = underline_thickness