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fix Support Pydantic validators in Annotated fields #4256 - #4282
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This pull request has been imported. If you are a Meta employee, you can view this in D114356273. (Because this pull request was imported automatically, there will not be any future comments.) |
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According to mypy_primer, this change doesn't affect type check results on a corpus of open source code. ✅ |
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Summary
Fixes #4256
BeforeValidator and PlainValidator constructor input inference.
Support across reusable TypeAlias annotations.
Correct right-to-left ordering for chained before validators, matching Pydantic's behavior (https://pydantic.dev/docs/validation/latest/concepts/validators/#ordering-of-validators).
Support for fields with defaults while preserving the stored field type.
Test Plan
add test