Make IgnoreEmptyCollectionsContractResolver special case ICollection.Count check #1759
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lahma
deleted the
IgnoreEmptyCollectionsContractResolver-collection-check
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When checked target is
IEnumerable, it's highly likely to implementICollection.ICollection.Countis basically free and doesn't require enumerator building and boxing.Testing with https://github.com/martincostello/aspnetcore-openapi/tree/main/perf/TodoApp.Benchmarks configured to run against local sources.
master
3,273,252.20 ns
this PR:
3,064,969.34 ns