Commit: 7ea2b25 Release: 2026-06-08 (v0.3.2929) New Features

• #22469 (first contribution) add infer-vars-not-allowed diagnostic.
• #22512 (first contribution) parse unstable unnamed enum variants.
• #22448 add "Evaluate Predicate" command: 597728705-8273a170-caa5-4ab9-8f17-a5cd04944f10.mp4
• #22481 lower field defaults.
• #22495 use mimalloc for Windows releases.

Fixes

• #22520 don't emit "type annotations needed" errors on include_bytes!().
• #22524 parse | pattern types.
• #22503 try to improve completion ranking.
• #22457 dereference LHS in assignments instead of adding &mut in type_mismatch quick fix.
• #22507 hide ra@gennew inhaly hints.
• #22508 don't add both drop and pin_drop in add_missing_impl_members.
• #22519 don't add unused generic parameters in generate_trait_from_impl.
• #22523 handle mutable access better in extract_function.
• #22506 kill proc-macro-srv processes on shutdown.
• #22522 fix test runnables in rust-project.json.

Internal Improvements

• #22510 simplify mir::ProjectionElem and bring it closer the rustc version.
• #22533 remove AST types from FoldKind.
• #22528 improve panic message when FileSourceRootInput is missing.

See also the changelog post.