use metatables when needed

2024-12-19 18:34:20 +00:00 · 2011-05-04 00:38:39 +02:00 · 2011-05-04 00:38:39 +02:00 · 5d57e27a27
commit 5d57e27a27
parent a0e6c86a7b
1 changed files with 1 additions and 1 deletions
--- a/cron.lua
+++ b/cron.lua
@ -21,7 +21,7 @@ local function checkTimeAndCallback(time, callback)
  assert(isCallable(callback), "callback must be a function")
 end

-local entries = {}
+local entries = setmetatable({}, {__mode = "k"})

 local function newEntry(time, callback, update, ...)
  local entry = {