Modify pattern matcher to warn when | Null is used in patterns#23288

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SuperCl4sh wants to merge 6 commits intoscala:mainfrom

SuperCl4sh:fix-pattern

Commits on May 30, 2025

Modify pattern matcher to raise an error instead of generating illegal isInstanceOf[Null] and
SuperCl4sh
committed

Commits on May 31, 2025

Revert previous changes and simplify Nothing | T to T and Null | T to if T is nullable
SuperCl4sh
committed

Commits on Aug 19, 2025

Merge branch 'main' into fix-pattern
SuperCl4sh
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Modify logic type tests logic to strip the | Null's from testType and add a forceStrip argument to .stripNull that makes it strip | Null's even when explicit-nulls is not enabled
SuperCl4sh
committed

Commits on Aug 29, 2025