add visit_overloaded() to ConstraintBuilderVisitor

Part of python#730
JamesGuthrie · Aug 24, 2015 · 749bb56 · 749bb56
1 parent 731f6dc
commit 749bb56
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/mypy/constraints.py b/mypy/constraints.py
@@ -273,6 +273,12 @@ def infer_against_any(self, types: List[Type]) -> List[Constraint]:
             res.extend(infer_constraints(t, AnyType(), self.direction))
         return res
 
+    def visit_overloaded(self, type: Overloaded) -> List[Constraint]:
+        res = []  # type: List[Constraint]
+        for t in type.items():
+            res.extend(infer_constraints(t, self.actual, self.direction))
+        return res
+
 
 def negate_constraints(constraints: List[Constraint]) -> List[Constraint]:
     res = []  # type: List[Constraint]