if some type parameter has only weak constraints (from bounds), then we consider it as unknown

2013-09-26 14:41:48 +04:00
parent 731efd0781
commit cb25e1d55a
3 changed files with 83 additions and 0 deletions
@@ -155,6 +155,15 @@ public class TypeConstraintsImpl implements TypeConstraints {
        if (constraints.isEmpty()) {
            return Collections.emptyList();
        }
+        boolean hasStrongConstraint = ContainerUtil.exists(constraints, new Condition<Constraint>() {
+            @Override
+            public boolean value(Constraint constraint) {
+                return constraint.constraintPosition.isStrong();
+            }
+        });
+        if (!hasStrongConstraint) {
+            return Collections.emptyList();
+        }

        Set<JetType> exactBounds = filterBounds(constraints, BoundKind.EXACT_BOUND, values);
        if (exactBounds.size() == 1) {