line.startsWith("DEFAULT_JVM_OPTS='") && line.endsWith('\'') -> {
                    ++replacementsCount
                    // Use shell's string concatenation: '...'"..." glues contents of quoted and double-quoted strings together.
                    // The result would be something like DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'" \"-javaagent:$APP_HOME/lib/agents/foobar.jar\""

     * point to the binary test results directory generated by a {@link Test} task instance.</li>
     *
     * <li>An {@link Iterable}. The contents of the iterable are converted recursively.</li>
     *
     * </ul>
     *

        !result
        0 * onAccess._
        0 * onChange._
        0 * onRemove._
    }

    private static Properties propertiesWithContent(Map<String, String> contents) {
        Properties props = new Properties()
        props.putAll(contents)
        return props
    }

    // Shortcut to have a typed lambda expression in where: block
    private static Consumer<Properties> call(Consumer<Properties> consumer) {

If you use the `@Input` annotation on a file-based property, Gradle wouldn't consider the file contents, or the directory contents, as inputs, as you might expect.

                }
                false
            }
            else -> {
                true
            }
        }

        override fun visitCollection(source: FileCollectionInternal.Source, contents: Iterable<File>) =
            throw UnsupportedOperationException()

        override fun visitFileTree(root: File, patterns: PatternSet, fileTree: FileTreeInternal) {

    /**
     * Adds an action to be applied to each file as it is about to be copied into its destination. The action can change
     * the destination path of the file, filter the contents of the file, or exclude the file from the result entirely.
     * Actions are executed in the order added, and are inherited from the parent spec.
     *
     * @param action The action to execute.
     * @return this

----

For each container property, Gradle automatically adds a block to the Groovy and Kotlin DSL that you can use to configure the contents of the container:

====
[source.multi-language-sample,kotlin]
.build.gradle.kts
----
include::{snippetsPath}/plugins/namedDomainObjectContainer/kotlin/build.gradle.kts[]
----

     * containing a corresponding (same version) 'scala-compiler' Jar and its dependencies.
     *
     * <p>The returned class path may be empty, or may fail to resolve when asked for its contents.
     *
     * @param classpath a class path containing a 'scala-library' Jar
     * @return a class path containing a corresponding 'scala-compiler' Jar and its dependencies
     */

        where:
        type                      | creationCommand
        "empty directory"         | { TestFile output -> output.createDir() }
        "directory with contents" | { TestFile output ->
            output.create {
                file("first-file").text = "leftover file"
                file("second-file").text = "leftover file"
            }
        }

 *     the collecting supplier will wrap a {@link Collector} that lazily represents the yet-to-be realized contents of the collection - see below for details</li>
 * </ul>
 *
 * <h3>Collectors</h3>
 * <p>
 *     While a collection property's contents are being built up, its value is represented by a {@link CollectingSupplier}.