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lang/rust: refactor racer config + add +rust/install-racer command (WIP)

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This commit is contained in:
Henrik Lissner 2017-02-21 03:46:07 -05:00
parent fd93e705b4
commit 6704736100
2 changed files with 18 additions and 3 deletions
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11
modules/lang/rust/autoload.el Normal file
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@ -0,0 +1,11 @@
;;; lang/rust/autoload.el
;;;###autoload
(defun +rust/install-racer ()
"Install and compile racer server."
(interactive)
(let ((racer-dir (expand-file-name "racer" +rust-cache-dir)))
(doom-fetch :github "rust-lang/rust.git" (expand-file-name "rust" +rust-cache-dir))
(doom-fetch :github "phildawes/racer.git" racer-dir)
(let ((default-directory racer-dir))
(doom-sh "cargo build --release"))))

10
modules/lang/rust/config.el
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@ -1,5 +1,8 @@
;;; module-rust.el
(defvar +rust-cache-dir (concat doom-cache-dir "+rust/")
"TODO")
(@def-package rust-mode
:mode "\\.rs$"
:init
@ -9,14 +12,15 @@
'+rust-is-cargo-project-p '+rust/cargo-run))
(defvar racer-cmd (concat doom-cache-dir "racer"))
(defvar racer-rust-src-path (concat doom-cache-dir "rust/src/"))
(@def-package racer
:after rust-mode
:when (file-exists-p racer-cmd)
:preface
: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
(@set :company-backend 'rust-mode '(company-racer))
(@map :map rust-mode-map :m "gd" 'racer-find-definition))