return null
        }

        if (!changed(member)) {
            return null
        }

        Optional<CtClass> oldClass = member.oldClass
        Optional<CtClass> newClass = member.newClass
        if (!oldClass.isPresent() || !newClass.isPresent()) {
            // breaking change would be reported
            return null
        }

        cl.delegate = builder
        cl.call()
        def firstChild = parent.getFirstChild()
        builder.elements.each { element ->
            parent.insertBefore(element, firstChild)
        }
    }

    public static void addBefore(Node sibling, Closure cl) {
        DomBuilder builder = new DomBuilder(sibling.ownerDocument, null)
        cl.delegate = builder

        1 * action.execute(value2)
        0 * action._
    }

    def canPersistMetaData() {
        TestDomainObject value = new TestDomainObject('a')
        File file = Files.createTempFile(tmpDir.toPath(), null, null).toFile()
        repository.put('class', value)

        when:
        repository.store(file)
        def newRepo = new SimpleClassMetaDataRepository<TestDomainObject>()
        newRepo.load(file)

        // Tests will not supply these
        this.apiChangesJsonFile = params.get("apiChangesJsonFile") ? new File(params.get("apiChangesJsonFile") as String) : null
        this.projectRootDir = params.get("projectRootDir") ? new File(params.get("projectRootDir") as String) : null
    }

    protected BinaryCompatibilityRepository getRepository() {

                        alert("You must enter a reason to accept all changes.");
                        return;
                    }

                    var textToWrite = JSON.stringify(appendErrorCorrections(reason), null, 4) + "\\n";
                    var textFileAsBlob = new Blob([textToWrite], {type:'text/plain'});
                    var fileNameToSaveAs = 'accepted-public-api-changes.json';

        super(params)
    }

    @Override
    Violation maybeViolation(JApiCompatibility member) {

        if (isNewOrRemoved(member) || !(member instanceof JApiMethod)) {
            return null
        }

        JApiMethod method = (JApiMethod) member

        def metadata = KotlinMetadataQueries.INSTANCE

        def oldMethod = method.oldMethod.get()
        def newMethod = method.newMethod.get()

        newInterfaces.keySet().removeAll(oldInterfaces.keySet())

        if (newInterfaces.isEmpty()) {
            return null
        }

        List<String> changes = filterChangesToReport(newClass, newInterfaces)
        if (changes.isEmpty()) {
            return null
        }
        return acceptOrReject(c, changes, Violation.error(c, " introduces internal or incubating interfaces"))
    }

        oldMethods.removeAll(newMethods)

        if (oldMethods.isEmpty()) {
            return null
        }

        List<String> changes = filterChangesToReport(oldClass, oldMethods)
        if (changes.isEmpty()) {
            return null
        }
        return acceptOrReject(c, changes, Violation.error(c, " methods removed in internal super class"))
    }

                def newNullability = newParametersNullability[idx]
                if (oldNullability && !newNullability) {
                    errors << "Parameter $idx from null accepting to non-null accepting breaking change".toString()
                } else if (!oldNullability && newNullability) {
                    warnings << "Parameter $idx nullability changed from non-nullable to nullable".toString()

                @Override
                void method() { }
            }
        """

        then:
        incubatingMissingRule.maybeViolation(jApiType) == null
        sinceMissingRule.maybeViolation(jApiType) == null

        where:
        apiElement | jApiTypeName
        'method'   | 'jApiMethod'
        'field'    | 'jApiField'
    }