[syntax-errors] Detect yield from inside async function (#20051)

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## Summary

This PR implements
https://docs.astral.sh/ruff/rules/yield-from-in-async-function/ as a
syntax semantic error

## Test Plan

<!-- How was it tested? -->
I have written a simple inline test as directed in
[https://github.com/astral-sh/ruff/issues/17412](https://github.com/astral-sh/ruff/issues/17412)

---------

Signed-off-by: 11happy <soni5happy@gmail.com>
Co-authored-by: Alex Waygood <alex.waygood@gmail.com>
Co-authored-by: Brent Westbrook <36778786+ntBre@users.noreply.github.com>
This commit is contained in:
Bhuminjay Soni 2025-09-03 19:43:05 +05:30 committed by GitHub
parent 5d7c17c20a
commit 4c3e1930f6
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11 changed files with 140 additions and 33 deletions

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@ -0,0 +1 @@
async def f(): yield from x