Force rustfmt edition 2018

diff --git a/emacs/emacs.el b/emacs/emacs.el
index f16cd141ba7b12a56022c931b098e56b76df3f8c..c7090b715fa349efe5f98508e6a562add6a429f3 100644 (file)
--- a/emacs/emacs.el
+++ b/emacs/emacs.el
@@ -78,7 +78,8 @@
 (use-package rustic
   :ensure t
   :config
-  (setq rustic-format-on-save t))
+  (setq rustic-format-on-save t)
+  (setq rustic-rustfmt-args "--edition 2018"))
 
 ;; Python support
 ; https://github.com/jorgenschaefer/elpy/issues/1890#issuecomment-792361668