timeouts.lua

   1 lua_async.timeouts = {
   2         pool = {},
   3         last_id = 0,
   4 }
   5
   6 function setTimeout(callback, ms, ...)
   7         local id = lua_async.timeouts.last_id + 1
   8         lua_async.timeouts.last_id = id
   9         lua_async.timeouts.pool[id] = {
  10                 time_left = (ms or 0) / 1000,
  11                 callback = callback,
  12                 args = {...},
  13         }
  14         return id
  15 end
  16
  17 function clearTimeout(id)
  18         lua_async.timeouts.pool[id] = nil
  19 end
  20
  21 function lua_async.timeouts.step(dtime)
  22         for id, timeout in pairs(lua_async.timeouts.pool) do
  23                 timeout.time_left = timeout.time_left - dtime
  24
  25                 if timeout.time_left <= 0 then
  26                         timeout.callback(unpack(timeout.args))
  27                         clearTimeout(id)
  28                 end
  29         end
  30 end