David Peter 0ede831a3f [ty] Add hint that PEP 604 union syntax is only available in 3.10+ (#18192) ...

## Summary

Add a new diagnostic hint if you try to use PEP 604 `X | Y` union syntax
in a non-type-expression before 3.10.

closes https://github.com/astral-sh/ty/issues/437

## Test Plan

New snapshot test

2025-05-19 19:47:31 +02:00

..

annotations.md

[ty] Add hint that PEP 604 union syntax is only available in 3.10+ (#18192)

2025-05-19 19:47:31 +02:00

augmented.md

Rename Red Knot (#17820)

2025-05-03 19:49:15 +02:00

multi_target.md

Rename Red Knot (#17820)

2025-05-03 19:49:15 +02:00

unbound.md

Rename Red Knot (#17820)

2025-05-03 19:49:15 +02:00

walrus.md

Rename Red Knot (#17820)

2025-05-03 19:49:15 +02:00