1 files changed, 27 insertions, 0 deletions
diff --git a/django/utils/decorators.py b/django/utils/decorators.py
index bb2e498e46..5c9a5d01c7 100644
--- a/django/utils/decorators.py
+++ b/django/utils/decorators.py
@@ -150,3 +150,30 @@ def make_middleware_decorator(middleware_class):
             return _wrapped_view
         return _decorator
     return _make_decorator
+
+
+def sync_and_async_middleware(func):
+    """
+    Mark a middleware factory as returning a hybrid middleware supporting both
+    types of request.
+    """
+    func.sync_capable = True
+    func.async_capable = True
+    return func
+
+
+def sync_only_middleware(func):
+    """
+    Mark a middleware factory as returning a sync middleware.
+    This is the default.
+    """
+    func.sync_capable = True
+    func.async_capable = False
+    return func
+
+
+def async_only_middleware(func):
+    """Mark a middleware factory as returning an async middleware."""
+    func.sync_capable = False
+    func.async_capable = True
+    return func