Print how to rebless Python formatting in tidy

rust-lang · Dec 31, 2024 · 5cb54e3 · 5cb54e3
1 parent 41b5796
commit 5cb54e3
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/tools/tidy/src/ext_tool_checks.rs b/src/tools/tidy/src/ext_tool_checks.rs
@@ -154,6 +154,9 @@ fn check_impl(
             args.insert(0, "--diff".as_ref());
             let _ = py_runner(py_path.as_ref().unwrap(), true, None, "ruff", &args);
         }
+        if res.is_err() && !bless {
+            eprintln!("rerun with --bless to reformat Python code");
+        }
         // Rethrow error
         let _ = res?;
     }