declare namespace org {
    namespace spongepowered {
        namespace api {
            namespace item {
                namespace inventory {
                    namespace query {
                        // @ts-ignore
                        interface QueryOperation {
                            /**
                             * Returns the {@link QueryOperationType} used to
                             * {@linkplain QueryOperationType#of(Object) create} this query operation.
                             */
                            // @ts-ignore
                             getType(): org.spongepowered.api.item.inventory.query.QueryOperationType;
                        }
                    }
                }
            }
        }
    }
}
