services: plugin.manager.help_section: class: Drupal\help\HelpSectionManager parent: default_plugin_manager calls: - [setSearchManager, ['@?plugin.manager.search']] tags: - { name: plugin_manager_cache_clear } help.breadcrumb: class: Drupal\help\HelpBreadcrumbBuilder tags: - { name: breadcrumb_builder, priority: 900 } public: false plugin.manager.help_topic: class: Drupal\help\HelpTopicPluginManager arguments: ['@module_handler', '@theme_handler', '@cache.discovery', '%app.root%'] Drupal\help\HelpTopicPluginManagerInterface: '@plugin.manager.help_topic' help.twig.loader: class: Drupal\help\HelpTopicTwigLoader arguments: ['%app.root%', '@module_handler', '@theme_handler'] # Lowest core priority because loading help topics is not the usual case. tags: - { name: twig.loader, priority: -200 } public: false help_twig.extension: class: Drupal\help\HelpTwigExtension arguments: ['@access_manager', '@plugin.manager.help_topic', '@string_translation'] tags: - { name: twig.extension }