class GeneratorTask extends DefaultTask {
                @Output${kind}
                final ${type.name} output = project.objects.${factory}()

                @TaskAction
                void doStuff() {
                    output${generatorAction}
                }
            }

            task generator(type: GeneratorTask) {
                output.set(project.layout.buildDirectory.${lookup}('output'))

            }
            assert defaultTask.doStuff() == 'method'
            assert javaTask.doStuff() == 'method'
            assert groovyTask.doStuff() == 'method'
            assert configurations.test.doStuff() == 'method'
            configurations.test.dependencies.each {
                assert it.doStuff() == 'method'
            }
            assert repositories.doStuff() == 'method'
            repositories {

                abstract ConfigurableFileCollection getOutputFiles()

                @Inject
                abstract ProjectLayout getLayout()

                @TaskAction
                void doStuff() {
                    layout.buildDirectory.file("dir1/output1.txt").get().asFile.text = "first"
                    layout.buildDirectory.file("dir2/output2.txt").get().asFile.text = "second"
                }

                @Input
                public FileTree getFileTree() {
                    return getProject().files().getAsFileTree();
                }

                @TaskAction
                public void doStuff() { }
            }
        """

        when:
        executer.withArgument("-Dorg.gradle.internal.max.validation.errors=7")

        then:
        assertValidationFailsWith([

                @Input
                public FileTree getFileTree() {
                    return getProject().files().getAsFileTree();
                }

                @TaskAction
                public void doStuff() { }
            }
        """

        expect:
        executer.withArgument("-Dorg.gradle.internal.max.validation.errors=10")
        assertValidationFailsWith([

        TaskWithMultiParamAction              | "Cannot use @TaskAction annotation on method TaskWithMultiParamAction.doStuff() as this method takes multiple parameters."
        TaskWithSingleParamAction             | "Cannot use @TaskAction annotation on method TaskWithSingleParamAction.doStuff() because int is not a valid parameter to an action method."

Make sure the correct language is added to the class name: `language-kotlin`, `language-groovy`, or `language-java`:

```java
/**
 * <pre><code class="language-kotlin">
 * project.ext.prop1 = "foo"
 * task doStuff {
 *     ext.prop2 = "bar"
 * }
 * subprojects { ext.${prop3} = false }
 * </code></pre>
 */
```

                @OutputDirectory abstract DirectoryProperty getOutputClasses()

                Producer() { outputs.upToDateWhen { false } } // TODO doesn't matter, remove this

                @TaskAction void doStuff() {
                    File f = outputClasses.get().asFile
                    f.mkdirs()
                    new File(f, "some.txt") << "some text"
                }
            }

                @OutputDirectory
                private File getOutputDir() {
                    return new File("outputDir");
                }

                @TaskAction
                public void doStuff() { }
            }
        """

        expect:
        assertValidationFailsWith([

                    TextView textView = (TextView) findViewById(R.id.text_view);
                    textView.setText("The current local time is: " + currentTime);
                }

                ${changed ? "public void doStuff() {}" : ""}
            }""".stripIndent()

        file("${basedir}/src/main/res/layout/${resourceName}_layout.xml").text = '''<?xml version="1.0" encoding="utf-8"?>