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-- from https://create.roblox.com/docs/luau/queues#implementing-queues
local Queue = {}
Queue.__index = Queue
function Queue.new()
local self = setmetatable({}, Queue)
self._first = 0
self._last = -1
self._queue = {}
return self
end
-- Check if the queue is empty
function Queue:IsEmpty()
return self._first > self._last
end
-- Add a value to the queue
function Queue:Enqueue(value)
local last = self._last + 1
self._last = last
self._queue[last] = value
end
-- Remove a value from the queue
function Queue:Dequeue()
local first = self._first
if self:IsEmpty() then
return nil
end
local value = self._queue[first]
self._queue[first] = nil
self._first = first + 1
return value
end
return Queue
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