Support flexible types in TypeCheckingProcedure

2014-06-24 17:54:43 +04:00
parent a2f8def1e8
commit 687fdce30a
1 changed files with 6 additions and 0 deletions
@@ -163,6 +163,12 @@ public class TypeCheckingProcedure {
    }

    public boolean isSubtypeOf(@NotNull JetType subtype, @NotNull JetType supertype) {
+        if (subtype instanceof FlexibleType) {
+            return isSubtypeOf(((FlexibleType) subtype).getLowerBound(), supertype);
+        }
+        if (supertype instanceof FlexibleType) {
+            return isSubtypeOf(subtype, ((FlexibleType) supertype).getUpperBound());
+        }
        if (subtype.isError() || supertype.isError()) {
            return true;
        }