16 lines
348 B
GDScript
16 lines
348 B
GDScript
static func is_empty_() -> Callable:
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# """Determines whether an observable sequence is empty.
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#
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# Returns:
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# An observable sequence containing a single element
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# determining whether the source sequence is empty.
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# """
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var mapper = func(b : bool) -> bool:
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return not b
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return GDRx.pipe.compose2(
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GDRx.op.some(),
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GDRx.op.map(mapper)
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)
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