bring back a level of wrapping

Many projects will require the ability to add metadata to lines, so
let's not drop that.

1 files changed, 2 insertions, 1 deletions

diff --git a/undo.lua b/undo.lua
index 9e55fe8..912c949 100644
--- a/undo.lua
+++ b/undo.lua
@@ -57,7 +57,8 @@ function snapshot(State, s,e)
   }
   -- deep copy lines without cached stuff like text fragments
   for i=s,e do
-    table.insert(event.lines, State.lines[i])
+    local line = State.lines[i]
+    table.insert(event.lines, {data=line.data})
   end
   return event
 end