GroovyRuntime groovyRuntime = project.getExtensions().create(GROOVY_RUNTIME_EXTENSION_NAME, GroovyRuntime.class, project);

        configureCompileDefaults(project, groovyRuntime);
        configureSourceSetDefaults(project);
        configureGroovydoc(project, groovyRuntime);
    }

    private void configureCompileDefaults(Project project, GroovyRuntime groovyRuntime) {