Charlie Marsh e91caea490 Add test case for walrus operators in return types (#6438) ...

## Summary

Closes https://github.com/astral-sh/ruff/issues/6437.

## Test Plan

`cargo test`

2023-08-11 18:28:48 +00:00

..

test/fixtures

Add test case for walrus operators in return types (#6438)

2023-08-11 18:28:48 +00:00