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use super::*;
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pub trait Tuple2Ext<T,U>: Sized
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{
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fn swap(self) -> (U, T);
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}
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impl<T, U> Tuple2Ext<T,U> for (T, U)
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{
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#[inline(always)] fn swap(self) -> (U, T) {
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(self.1, self.0)
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}
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}
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