From f6291ab30258d8ece47b22d18adf6b9b00d11f71 Mon Sep 17 00:00:00 2001
From: Mark Mansi <markm@cs.wisc.edu>
Date: Thu, 20 Feb 2020 09:57:51 -0600
Subject: [PATCH] tidy runs rustfmt check

---
 src/tests/intro.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/tests/intro.md b/src/tests/intro.md
index eb8aec80..e5b7fcac 100644
--- a/src/tests/intro.md
+++ b/src/tests/intro.md
@@ -65,7 +65,8 @@ including:
 
 - **Formatting** – Rustfmt is integrated with the build system to enforce
   uniform style across the compiler. In the CI, we check that the formatting
-  is correct.
+  is correct. The formatting check is also automatically run by the Tidy tool
+  mentioned above.
 
   Example: `./x.py fmt --check` checks formatting an exits with an error if
   formatting is needed.