pub trait Cardinality {
    // Required methods
    fn check(&self, count: u32) -> CardinalityCheckResult;
    fn describe(&self) -> String;
    fn describe_upper_bound(&self) -> String;
}

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impl Cardinality for u32

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impl Cardinality for Range<u32>

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impl Cardinality for RangeFrom<u32>

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impl Cardinality for RangeFull

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impl Cardinality for RangeInclusive<u32>

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impl Cardinality for RangeTo<u32>

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impl Cardinality for RangeToInclusive<u32>

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