machine_setup/ansible/roles/emacs/files/lang-rust.el

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EmacsLisp
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2022-10-20 04:03:56 +00:00
(require 'common-lsp)
(require 'util-tree-sitter)
(defun locate-rust-analyzer ()
"Find rust-analyzer through rustup."
(run-command-in-directory nil "rustup" "which" "rust-analyzer")
)
(use-package rust-mode
:mode "\\.rs\\'"
:hook (
(rust-mode . (lambda ()
(eglot-ensure)
(let ((rust-analyzer-command (locate-rust-analyzer)))
(when rust-analyzer-command
(add-to-list 'eglot-server-programs (cons 'rust-mode (list rust-analyzer-command)))
)
)
(when-linux
(tree-sitter-hl-mode +1)
)
(add-hook 'before-save-hook 'eglot-format-buffer nil 'local)
))
)
:config
;; Add keybindings for interacting with Cargo
(use-package cargo
:hook (rust-mode . cargo-minor-mode))
)
(provide 'lang-rust)