1 files changed, 19 insertions, 0 deletions
diff --git a/test/sanity/code-smell/required-and-default-attributes.py b/test/sanity/code-smell/required-and-default-attributes.py
new file mode 100644
index 0000000..900829d
--- /dev/null
+++ b/test/sanity/code-smell/required-and-default-attributes.py
@@ -0,0 +1,19 @@
+from __future__ import annotations
+
+import re
+import sys
+
+
+def main():
+    for path in sys.argv[1:] or sys.stdin.read().splitlines():
+        with open(path, 'r') as path_fd:
+            for line, text in enumerate(path_fd.readlines()):
+                match = re.search(r'(FieldAttribute.*(default|required).*(default|required))', text)
+
+                if match:
+                    print('%s:%d:%d: use only one of `default` or `required` with `FieldAttribute`' % (
+                        path, line + 1, match.start(1) + 1))
+
+
+if __name__ == '__main__':
+    main()