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docs(rust): de-emphasize rls

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RLS has been deprecated for rust-analyzer, so it's best that our rust
module refrain from advertising it so prominently.

Ref: https://blog.rust-lang.org/2022/07/01/RLS-deprecation.html
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Henrik Lissner 2022-09-07 01:21:44 +02:00
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19
modules/lang/rust/README.org
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@ -20,7 +20,7 @@ e.g. ~cargo~.
** Module flags
- +lsp ::
Enable LSP support for ~rustic-mode~. Requires [[doom-module:][:tools lsp]] and a langserver
(supports rust-analyzer and rls).
(supports [[https://rust-analyzer.github.io/][rust-analyzer]] and rls).
** Packages
- [[doom-package:][rustic]]
@ -65,10 +65,10 @@ rustup update --no-self-update
** LSP support (rls or rust-analyzer)
This module supports LSP integration. For it to work you'll need:
1. Either [[https://github.com/rust-analyzer/rust-analyzer][rust-analyzer]] or [[https://github.com/rust-lang/rls][the Rust Language Server]] installed (e.g. through your
OS package manager).
2. The [[doom-module:][:tools lsp]] module enabled.
3. The [[doom-module:][+lsp]] flag on this module enabled.
1. To install [[https://github.com/rust-analyzer/rust-analyzer][rust-analyzer]] through your OS package manager ([[https://github.com/rust-lang/rls][RLS]] is supported
too, but it is [[https://blog.rust-lang.org/2022/07/01/RLS-deprecation.html][deprecated]]).
2. To enable the [[doom-module:][:tools lsp]] module.
3. To enable the [[doom-module:][+lsp]] flag on this module.
** Format on save
Enable [[doom-module:][:editor format +onsave]] to get formatting on save with =rustfmt=. No
@ -94,15 +94,6 @@ additional configuration is necessary.
🔨 /This module's configuration documentation is incomplete./ [[doom-contrib-module:][Complete it?]]
#+end_quote
** Enable RLS by default
If both =rls= and =rust-analyzer= are present on your system, =rust-analyzer= is
used by default. Modify ~rustic-lsp-server~ to change the default:
#+begin_src emacs-lisp
;; in $DOOMDIR/config.el
(after! rustic
(setq rustic-lsp-server 'rls))
#+end_src
** Enabling eglot support for Rust
Doom's [[doom-module:][:tools lsp]] module has an [[doom-module:][+eglot]] flag. Enable it and this module will use
eglot instead.