Handle token.to_string returning nil for empty

2020-08-25 00:20:23 +02:00 · 2020-08-25 00:20:23 +02:00 · 10add04b91
commit 10add04b91
parent 3579605228
1 changed files with 2 additions and 1 deletions
--- a/luametalatex-firstcode.lua
+++ b/luametalatex-firstcode.lua
@ -135,7 +135,8 @@ token.luacmd("closein", function(_, prefix)
 end, "value")

 local function do_write(p)
-  local content = token.to_string(p.data) .. '\n'
+  local data = token.to_string(p.data)
+  local content = data and data .. '\n' or '\n'
  local file = ofiles[p.file]
  if file then
    file:write(content)