Check for count through IReadOnlyCollection interface #11805
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Pull Request Overview
This pull request optimizes list allocation in GetEnumerator by utilizing the Count property from an IReadOnlyCollection interface.
- Introduces a code branch to pre-allocate list capacity when the backing enumerable implements IReadOnlyCollection.
- Enhances performance by reducing unnecessary list growth.
SimaTian
reviewed
May 9, 2025
SimaTian
approved these changes
May 14, 2025
JanProvaznik
approved these changes
May 15, 2025
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Fixes #
Context
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Testing
Notes