doomemacs/modules/lang/rust/config.el

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;;; module-rust.el
(defvar +rust-cache-dir (concat doom-cache-dir "+rust/")
"TODO")
(def-package! rust-mode
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:mode "\\.rs$"
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:init
(add-hook 'rust-mode-hook 'flycheck-mode)
:config
(set! :build 'cargo-run '(rust-mode toml-mode)
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'+rust-is-cargo-project-p '+rust/cargo-run))
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(def-package! racer
:after rust-mode
:preface
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:init
(add-hook! rust-mode '(racer-mode eldoc-mode flycheck-rust-setup))
:config
(setq racer-cmd (expand-file-name "racer/target/release/racer" +rust-cache-dir)
racer-rust-src-path (expand-file-name "rust/src/" +rust-cache-dir))
;; TODO Unit test keybinds
(map! :map rust-mode-map :m "gd" 'racer-find-definition))
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(def-package! company-racer
:when (featurep! :completion company)
:after racer
:config (set! :company-backend 'rust-mode '(company-racer)))
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(def-package! flycheck-rust
:when (featurep! :feature syntax-checker)
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:after rust-mode)
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