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lang/rust: check for racer binary + RUST_SRC_PATH first

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This commit is contained in:
Henrik Lissner
2017-11-02 20:01:34 +01:00
parent 8361e13383
commit e0dab9f5fa
1 changed files with 7 additions and 5 deletions
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12
modules/lang/rust/config.el
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@ -24,13 +24,15 @@
:init
(add-hook! 'rust-mode-hook #'(racer-mode eldoc-mode flycheck-rust-setup))
:config
(setq racer-cmd (expand-file-name "racer/target/release/racer" +rust-src-dir)
racer-rust-src-path (expand-file-name "rust/src/" +rust-src-dir))
(set! :jump 'rust-mode :definition #'racer-find-definition)
(setq racer-cmd (or (executable-find "racer")
(expand-file-name "racer/target/release/racer" +rust-src-dir))
racer-rust-src-path (or (getenv "RUST_SRC_PATH")
(expand-file-name "rust/src/" +rust-src-dir)))
(unless (file-exists-p racer-cmd)
(warn "rust-mode: racer binary can't be found; auto-completion is disabled")))
(warn "rust-mode: racer binary can't be found; auto-completion is disabled"))
(set! :jump 'rust-mode :definition #'racer-find-definition))
(def-package! company-racer