From c875f7be46d76650e1c6a16668f77df7227d57d3 Mon Sep 17 00:00:00 2001
From: "Kartik K. Agaram" <vc@akkartik.com>
Date: Fri, 10 Jun 2022 11:48:32 -0700
Subject: stop saving the entire file when modifying drawings

Now we just disallow that entirely.
---
 undo.lua | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

(limited to 'undo.lua')

diff --git a/undo.lua b/undo.lua
index 3007070..3504577 100644
--- a/undo.lua
+++ b/undo.lua
@@ -36,10 +36,8 @@ end
 -- Make copies of objects; the rest of the app may mutate them in place, but undo requires immutable histories.
 function snapshot(s,e)
   -- Snapshot everything by default, but subset if requested.
-  if s == nil and e == nil then
-    s = 1
-    e = #Lines
-  elseif e == nil then
+  assert(s)
+  if e == nil then
     e = s
   end
   assert(#Lines > 0)
-- 
cgit 1.4.1-2-gfad0