@Suppress("unused")
    @TaskAction
    internal
    fun printExtensions() {
        printAccessorsFor(schema.get()!!)
    }

    private
    fun schemaOf(project: Project) =
        projectSchemaProvider.schemaFor(project)
}


internal
fun printAccessorsFor(schema: TypedProjectSchema) {
    for (sourceFragment in accessorSourceFragmentsFor(schema)) {
        println()

class PrintAccessorsTest {

    abstract class CustomConvention

    @Test
    fun `prints accessors for all schema entries`() {

        assertThat(
            standardOutputOf {
                printAccessorsFor(
                    TypedProjectSchema(
                        extensions = listOf(
                            entry<Project, ExtraPropertiesExtension>("extra")
                        ),