From 7dfa2a277b593e008cea53eef7163ca59a06c56a Mon Sep 17 00:00:00 2001
From: Lucio Franco <luciofranco14@gmail.com>
Date: Thu, 5 Mar 2020 15:21:02 -0500
Subject: [PATCH] fix(build): Ignore non `.rs` files with rustfmt (#284)

Fixes #283
---
 tonic-build/src/lib.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tonic-build/src/lib.rs b/tonic-build/src/lib.rs
index 59b6a6d..019f121 100644
--- a/tonic-build/src/lib.rs
+++ b/tonic-build/src/lib.rs
@@ -80,6 +80,9 @@ pub fn fmt(out_dir: &str) {
 
     for entry in dir {
         let file = entry.unwrap().file_name().into_string().unwrap();
+        if !file.ends_with(".rs") {
+            continue;
+        }
         let out = Command::new("rustfmt")
             .arg("--emit")
             .arg("files")