public static CallHandler<CallChainSimplification> handler() {
      return CallHandler.of(STREAM_TAKE_WHILE, call -> {
        PsiMethodCallExpression qualifierCall = getQualifierMethodCall(call);
        if (STREAM_ITERATE.test(qualifierCall)) {
          return new IterateTakeWhileFix();
        }
        return null;
      });
    }
public static CallHandler<CallChainSimplification> handler()