Unfortunately Lua 5.3 (on Leap 15) doesn’t to-be-closed variables yet.

1 files changed, 4 insertions, 1 deletions

diff --git a/init.lua b/init.lua
index da70464..6c55905 100644
--- a/init.lua
+++ b/init.lua
@@ -1,5 +1,8 @@
 local function file_exists(path)
-	local f <close> = io.open(path)
+	local f = io.open(path)
+	if f ~= nil then
+		debug.getmetatable(f)["__gc"] = io.close
+	end
 	return f ~= nil
 end