12 lines
313 B
GDScript3
12 lines
313 B
GDScript3
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static func sum_(
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key_mapper = null
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) -> Callable:
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if key_mapper != null:
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var key_mapper_ : Callable = key_mapper
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return GDRx.pipe.compose2(GDRx.op.map(key_mapper_), GDRx.op.sum())
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var accumulator = func(prev : float, curr : float) -> float:
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return prev + curr
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return GDRx.op.reduce(accumulator, 0)
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