Install rust-analyzer

About rust-analyzer

rust-analyzer is a language server that provides IDE functionality for writing Rust programs. You can use it with any editor that supports the Language Server Protocol (VS Code, Vim, Emacs, Zed, etc). rust-analyzer features include go-to-definition, find-all-references, refactorings and code completion. rust-analyzer also supports integrated formatting (with rustfmt) and integrated diagnostics (with rustc and clippy).

What's new in 2026-06-01

Commit: c5d30e2 Release: 2026-06-01 (v0.3.2921) New Features - #22411 add cannot-implicitly-deref-trait-object diagnostic. Performance Improvements - #22493 make MemDocs cheap to clone since it's snapshotted. Fixes - #22473 port block and loop inference from rustc. - #22476 only complete functional record update at the end of the literal. - #22449 fix an expected analysis regression with enum variants. - #22409, #22453 filter out reference completions for generic reference parameters. - #22452 prioritize missing fields in pattern completion. - #22437 handle macros in extract_module. - #22447 fix extract_variable in macro calls. - #22498 also consider library features internal. - #22426 fix potential panic in CfgDiff formatting. - #22342 don't double references with &mut T in add_reference_here. - #21566 fix SyntaxContext roots potentially overlapping interneds. Internal Improvements - #22465 improve syntax mapping in for loop desugaring. - #22474 intern MIR projections using the new type interning infrastructure. - #22477, #22484 replace ast::make with SyntaxFactory in derive_macro, edits, prettify_macro_expansion_ and rename. - #22500 always use sysroot crates for proc-macro-srv. - #22427 fix inactive region handling in MiniCore. - #22501 don't depend on salsa for the proc-macro-srv CI job. - #22492, #22502 use 1 CGU for release builds. See also the changelog post.

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