1 files changed, 1 insertions, 1 deletions
diff --git a/src/macros.rs b/src/macros.rs
index 664f152e8be..92606902c57 100644
--- a/src/macros.rs
+++ b/src/macros.rs
@@ -562,7 +562,7 @@ fn delim_token_to_str(
                 ("{ ", " }")
             }
         }
-        DelimToken::NoDelim => ("", ""),
+        DelimToken::NoDelim => unreachable!(),
     };
     if use_multiple_lines {
         let indent_str = shape.indent.to_string_with_newline(context.config);