if (!oldNullability && newNullability) {
                    errors << "From non-nullable to nullable breaking change"
                } else if (oldNullability && !newNullability) {
                    warnings << "Nullability changed from nullable to non-nullable"
                }
            } else if (oldNullability != newNullability) {
                errors << "Nullability breaking change"
            }

            while (!scanner.isEmpty()) {
                if (scanner.lookingAt(START_HTML_COMMENT)) {
                    skipComment();
                    continue;
                }
                if (scanner.lookingAt(HTML_ELEMENT)) {
                    break;
                }
                if (scanner.lookingAt(TAG)) {
                    break;
                }
                if (scanner.lookingAt(HTML_ENCODED_CHAR)) {

            Element override = findChild(element, "overrides");
            if (override != null) {
                element.removeChild(override);
                inheritedValueTitleMapping.put(override.getTextContent(), element);
            }
            Node firstChild = element.getFirstChild();
            if (firstChild instanceof Text) {

    REPO=$dir
    if [ -e ${'$'}REPO ] ; then
        tree ${'$'}REPO
        rm -rf ${'$'}REPO
        echo "${'$'}REPO was polluted during the build"
        ${if (exitOnFailure) "exit 1" else ""}
    else
        echo "${'$'}REPO does not exist"
    fi

""".trimIndent()

fun checkCleanDirWindows(dir: String, exitOnFailure: Boolean = true) = """
    IF exist $dir (
        TREE $dir

 * e.g https://github.com/gradle/gradle/pull/25825
 *
 * This script is to check if there is any merge commit that brings changes from release branch to master.
 * Usage: groovy CheckBadMerge.groovy <commit1> <commit2> ...
 * If any "bad" merge commit is found, it will print the details and exit with non-zero code.
 */
class CheckBadMerge {

        if (currentlyBuilding.contains(className)) {
            throw new RuntimeException("Cycle building $className. Currently building $currentlyBuilding")
        }
        currentlyBuilding.addLast(className)
        try {
            ClassMetaData classMetaData = classMetaData.find(className)
            if (!classMetaData) {
                if (!className.contains('.internal.')) {

# Each automation has an `if` key that defines conditions to run the automation,
# as well as a `run` key with the actions to do. All the conditions need to be true
# for the actions to run (there is an implicit AND relation between
# the conditions on each line).  Each condition is specified as a Jinja expression.  You
# can also use the constant `true` if you want to always run the actions.

        if (wildcard) {
            return;
        }
        if (upperBounds != null) {
            upperBounds.visitTypes(action);
            return;
        }
        if (lowerBounds != null) {
            lowerBounds.visitTypes(action);
            return;
        }

        action.execute(this);
        if (typeArgs != null) {

                if (metaDataRepository.find(candidateClassName) != null) {
                    return candidateClassName;
                }
                if (importedClass.startsWith("java.") && isVisibleSystemClass(candidateClassName)) {
                    return candidateClassName;
                }
            } else if (name.equals(baseName)) {
                return importedClass;
            }
        }

        when {
            descriptor.language === Language.CPP -> {
                exampleClass = if (descriptor.componentType === ComponentType.LIBRARY) "Hello" else "Greeter"
                sourceFile = (if (descriptor.componentType === ComponentType.LIBRARY) "hello" else "app") + ".cpp"
                testSourceFile = (if (descriptor.componentType === ComponentType.LIBRARY) "hello" else "app") + "_test.cpp"