}

    private
    val delegate: ClassNode by unsafeLazy {
        delegateSupplier()
    }

    private
    val visitedSignature: ClassSignatureVisitor? by unsafeLazy {
        delegate.signature?.let { signature ->
            ClassSignatureVisitor(asmLevel).also { SignatureReader(signature).accept(it) }
        }
    }
}


class ApiFunction internal constructor(
    private val asmLevel: Int,