22 lines
550 B
GDScript
22 lines
550 B
GDScript
class_name FusedIterator extends Iterator
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var _iters: Array[Iterator]
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var _index: int = 0
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func _init(iters: Array[Iterator]) -> void:
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_iters = iters
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static func from(iterator: Variant) -> FusedIterator:
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var arr: Array[Iterator] = []
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for iter in iterator:
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arr.append(iter)
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return FusedIterator.new(arr)
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func next() -> Option:
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if _index >= len(_iters): return Option.none
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match _iters[_index].next():
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var value when value.is_some(): return value
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_:
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_index += 1
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return next()
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