Faster Task.Spawn

FastSpawn.lua

local FreeThread: thread? = nil

local function RunHandlerInFreeThread(handle, ...)
	local thread = FreeThread :: thread
	FreeThread = nil
	
	handle(...)
	
	FreeThread = thread
end

local function CreateFreeThread()
	FreeThread = coroutine.running()
	
	while true do
		RunHandlerInFreeThread( coroutine.yield() )
	end
end

return function(
	handle: (...any) -> (),
	...
)
	
	assert(
		typeof(handle) == 'function',
		"Must be function"
	)
	
	if FreeThread == nil then
		task.spawn(CreateFreeThread)
	end
	
	task.spawn(
		FreeThread :: thread,
		handle, ...
	)
end