override fun visitParameterType(): SignatureVisitor =
        TypeSignatureVisitor(asmLevel).also { parameters.add(it) }

    override fun visitReturnType(): SignatureVisitor =
        returnType
}


private
class TypeSignatureVisitor(private val asmLevel: Int, val variance: Variance = Variance.INVARIANT) : SignatureVisitor(asmLevel) {

    var isArray = false

    }

    Node link(TypeMetaData type, final GenerationListener listener) {
        final Element linkElement = document.createElement("classname");

        type.visitSignature(new TypeMetaData.SignatureVisitor() {
            @Override
            public void visitText(String text) {
                linkElement.appendChild(document.createTextNode(text));
            }

            @Override

import org.objectweb.asm.MethodVisitor
import org.objectweb.asm.Type
import org.objectweb.asm.TypePath
import org.objectweb.asm.TypeReference
import org.objectweb.asm.signature.SignatureReader
import org.objectweb.asm.signature.SignatureVisitor

@CompileStatic
class NullabilityBreakingChangesRule extends AbstractGradleViolationRule {

    enum Nullability {
        NON_NULL, NULLABLE, UNMARKED,
    }