[syntax-errors] Alternative match patterns bind different names (#20682)
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## Summary

<!-- What's the purpose of the change? What does it do, and why? -->
This PR implements semantic syntax error where alternative patterns bind
different names

## Test Plan

<!-- How was it tested? -->
I have written inline tests as directed in #17412

---------

Signed-off-by: 11happy <soni5happy@gmail.com>
Co-authored-by: Brent Westbrook <brentrwestbrook@gmail.com>
This commit is contained in:
Bhuminjay Soni 2025-10-18 03:05:48 +05:30 committed by GitHub
parent 8ca2b5555d
commit 7198e53182
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9 changed files with 1805 additions and 4 deletions

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@ -723,6 +723,7 @@ impl SemanticSyntaxContext for Checker<'_> {
| SemanticSyntaxErrorKind::IrrefutableCasePattern(_)
| SemanticSyntaxErrorKind::SingleStarredAssignment
| SemanticSyntaxErrorKind::WriteToDebug(_)
| SemanticSyntaxErrorKind::DifferentMatchPatternBindings
| SemanticSyntaxErrorKind::InvalidExpression(..)
| SemanticSyntaxErrorKind::DuplicateMatchKey(_)
| SemanticSyntaxErrorKind::DuplicateMatchClassAttribute(_)