@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"?>

        buildFile("""
            abstract class FailingTask extends DefaultTask {
                @Input
                abstract Property<String> getStringInput()

                @TaskAction
                void doStuff() {
                    println("Hello world")
                }
            }

            tasks.register("failingTask", FailingTask) {

                @OutputFile
                File getOutput() {
                    new File('build/output.txt')
                }

                @TaskAction
                void doStuff() {
                    output.text = getMyPrivateInput()
                }
            }

            abstract class MyTask extends MyBaseTask {
                @Input

                    }
                    throw new NullPointerException("Busted")
                }

                @OutputFile File outputFile

                @TaskAction
                void doStuff() {
                    executed = true
                }
            }

            task custom(type: CustomTask) {
                outputFile = file("output.txt")
            }
        """

    static class ClassWithNonRuleMethods extends RuleSource {
        static List thing() {
            []
        }

        static <T> List<T> genericThing() {
            []
        }

        private doStuff() {}

        private <T> T selectThing(List<T> list) { null }
    }

    def "can have non-rule methods that would be invalid rules"() {
        expect:
        extract(ClassWithNonRuleMethods).empty
    }

$ mkdir mycomponent
```

You'll then need to define your component's API.

```go
package mycomponent

type Instance interface {
    resource.Resource

    DoStuff() error
    DoStuffOrFail(t test.Failer)
}
```

 * be read and updated. Only the initial declaration that needs to be done via the namespace.
 *
 * <pre>
 * project.ext.prop1 = "foo"
 * task doStuff {
 *     ext.prop2 = "bar"
 * }
 * subprojects { ext.${prop3} = false }
 * </pre>
 *
 * Reading extra properties is done through the &quot;ext&quot; or through the owning object.
 *
 * <pre>