Positional arguments may not come after keyword arguments

radon-project · Jun 1, 2024 · 8faf837 · 8faf837
1 parent 1098422
commit 8faf837
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Showing 2 changed files with 8 additions and 2 deletions.
diff --git a/core/parser.py b/core/parser.py
@@ -568,8 +568,14 @@ def call(self) -> ParseResult[Node]:
                         return res
                     assert pair is not None
                     kw, val = pair
-                    if kw is None:
+                    if kw is None and len(kwarg_nodes) == 0:
                         arg_nodes.append(val)
+                    elif kw is None:
+                        return res.failure(
+                            InvalidSyntaxError(
+                                val.pos_start, val.pos_end, "Positional arguments may not come after keyword arguments"
+                            )
+                        )
                     else:
                         kwarg_nodes[kw] = val
 

diff --git a/tests/va_bug.rn b/tests/va_bug.rn
@@ -1,5 +1,5 @@
 fun f(...args, kw=null) -> print(kw)
 
 f(1, 2, 3)
-f(1, 2, 3, kw=4, 5, 6)
+f(1, 2, 3, kw=4)