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-rw-r--r--src/rustfmt_diff.rs3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/rustfmt_diff.rs b/src/rustfmt_diff.rs
index 4e0ac31e312..dbe1c05406a 100644
--- a/src/rustfmt_diff.rs
+++ b/src/rustfmt_diff.rs
@@ -207,7 +207,8 @@ where
             out,
             "{} {} {}",
             mismatch.line_number_orig, num_removed, num_added
-        ).unwrap();
+        )
+        .unwrap();
 
         for line in mismatch.lines {
             match line {