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16 lines
424 B
Python
16 lines
424 B
Python
Queue! T: Type, N: Nat! = Class {.payload = [T; !N]}
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Queue!.
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new = Self!(*, 0)::__new__ {.payload = []}
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Queue!(T, N).
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enqueue!(ref!(self(T, N ~> N+1)), x: T) =
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self.payload.push! x
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dequeue!(ref! self(T, N ~> N-1)): T =
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self.payload.remove!(0)
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q = Queue!.new()
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q.enqueue!(1)
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q.enqueue!(2)
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q: Queue!(Int, !2)
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assert q.dequeue!() == 1
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assert q.dequeue!() == 2
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# q.dequeue!() will cause a TypeError
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