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Merge pull request #20633 from Wilfred/improve_intro

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Clarify intro in README and manual
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Chayim Refael Friedman 2025-09-08 18:21:54 +00:00 committed by GitHub
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README.md
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alt="rust-analyzer logo"> alt="rust-analyzer logo">
</p> </p>
rust-analyzer is a modular compiler frontend for the Rust language. rust-analyzer is a language server that provides IDE functionality for
It is a part of a larger rls-2.0 effort to create excellent IDE support for Rust. writing Rust programs. You can use it with any editor that supports
the [Language Server
Protocol](https://microsoft.github.io/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).
Internally, rust-analyzer is structured as a set of libraries for
analyzing Rust code. See
[Architecture](https://rust-analyzer.github.io/book/contributing/architecture.html)
in the manual.
## Quick Start ## Quick Start

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docs/book/src/README.md
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# rust-analyzer # rust-analyzer
At its core, rust-analyzer is a **library** for semantic analysis of rust-analyzer is a language server that provides IDE functionality for
Rust code as it changes over time. This manual focuses on a specific writing Rust programs. You can use it with any editor that supports
usage of the library -- running it as part of a server that implements
the [Language Server the [Language Server
Protocol](https://microsoft.github.io/language-server-protocol/) (LSP). Protocol](https://microsoft.github.io/language-server-protocol/) (VS
The LSP allows various code editors, like VS Code, Emacs or Vim, to Code, Vim, Emacs, Zed, etc).
implement semantic features like completion or goto definition by
talking to an external language server process. 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).
Internally, rust-analyzer is structured as a set of libraries for
analyzing Rust code. See
[Architecture](https://rust-analyzer.github.io/book/contributing/architecture.html)
for more details.
To improve this document, send a pull request: To improve this document, send a pull request:
[https://github.com/rust-lang/rust-analyzer](https://github.com/rust-lang/rust-analyzer/blob/master/docs/book/README.md) [https://github.com/rust-lang/rust-analyzer](https://github.com/rust-lang/rust-analyzer/blob/master/docs/book/README.md)