lua/lib/scheduler.lua

   1 Scheduler = class(function(obj)
   2   obj.sched = raw_scheduler_new()
   3 end)
   4
   5 function Scheduler:add(when, callback, ...)
   6   return self:add_abs(os.time() + when, callback, ...)
   7 end
   8
   9 function Scheduler:add_abs(w, callback, ...)
  10   local args = { ... }
  11   local pfn = function()
  12     callback(unpack(args))
  13   end
  14
  15   return raw_scheduler_add(self.sched, w, function()
  16     local status, err = pcall(pfn)
  17     if not status then
  18       scripterror(err)
  19     end
  20   end)
  21 end
  22
  23 function Scheduler:remove(tag)
  24   raw_scheduler_remove(tag)
  25 end
  26
  27 function Scheduler:getn()
  28   return raw_scheduler_count(self.sched)
  29 end