instanceOf

@JvmName(name = "instanceOf_untyped_untyped")
fun IMonoStep<INode?>.instanceOf(concept: IConcept): IMonoStep<Boolean>
@JvmName(name = "instanceOf_untyped")
fun <Out : ITypedNode> IMonoStep<INode?>.instanceOf(concept: IConceptOfTypedNode<Out>): IMonoStep<Boolean>
@JvmName(name = "instanceOf")
fun <In : ITypedNode, Out : In> IMonoStep<In?>.instanceOf(concept: IConceptOfTypedNode<Out>): IMonoStep<Boolean>