Error when nightly toolchain is not available.

brotzeit · Jul 10, 2021 · cdf8ea7 · cdf8ea7
1 parent 34f0ef7
commit cdf8ea7
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/rustic-rustfmt.el b/rustic-rustfmt.el
@@ -209,6 +209,8 @@ This operation requires a nightly version of rustfmt.
   (if (not (region-active-p)) (rustic-format-buffer)
     (let* ((buf (current-buffer))
            (file (buffer-file-name buf)))
+      (unless (equal (call-process "cargo" nil nil nil "+nightly") 0)
+        (error "Need nightly toolchain to format region."))
       (let ((start (+ 1 (count-lines 1 begin)))
             (len (- (count-lines begin end) 1)))
         (rustic-compilation-process-live t)