melib/EnvelopeHashBatch: impl len method
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096c2970b3
commit
92b25de34e
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@ -609,7 +609,11 @@ impl std::convert::TryFrom<&[EnvelopeHash]> for EnvelopeHashBatch {
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}
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}
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impl EnvelopeHashBatch {
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impl EnvelopeHashBatch {
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fn iter(&self) -> impl std::iter::Iterator<Item = EnvelopeHash> + '_ {
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pub fn iter(&self) -> impl std::iter::Iterator<Item = EnvelopeHash> + '_ {
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std::iter::once(self.first).chain(self.rest.iter().cloned())
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std::iter::once(self.first).chain(self.rest.iter().cloned())
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}
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}
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pub fn len(&self) -> usize {
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1 + self.rest.len()
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}
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}
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}
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