Add Clone and Debug impls to map iterators #1264
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xlambein
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I've noticed that the iterators for
Mapare missing some traits that are implemented by their counterpart instd::collectionsandindexmap: namely,CloneandDebug. AFAICT, there's no reason for those to be missing, and they can be useful. I found myself missingCloneonIter, for example.Initially, I'd included
Defaultamong these, but it's not supported on Rust 1.65 and older.