interface HelpSectionPluginInterface

interface HelpSectionPluginInterface extends PluginInspectionInterface, CacheableDependencyInterface {
    
    /**
     * Returns the title of the help section.
     *
     * @return string
     *   The title text, which could be a plain string or an object that can be
     *   cast to a string.
     */
    public function getTitle();
    
    /**
     * Returns the description text for the help section.
     *
     * @return string
     *   The description text, which could be a plain string or an object that
     *   can be cast to a string.
     */
    public function getDescription();
    
    /**
     * Returns a list of topics to show in the help section.
     *
     * @return array
     *   A sorted list of topic links or render arrays for topic links. The links
     *   will be shown in the help section; if the returned array of links is
     *   empty, the section will be shown with some generic empty text.
     */
    public function listTopics();

}