syntax

Author: AArdeev

doc/platform/app/app_roles.rst

@@ -74,19 +74,21 @@ defined by roles dependencies.
 
 The ``on_event`` callback provides 3 arguments, when it is called:
 
-    - ``config``, which contains the configuration of the role;
+- ``config``, which contains the configuration of the role;
 
-    - ``key``, which reflects the trigger event:
-        - ``config.apply`` if the callback was triggered by a configuration update;
-        - ``box.status`` if it was triggered by the ``box.status`` system event.
-
-    - ``value``, which shows and logs the information about the instance status as in the trigger ``box.status`` system event. If the callback is triggered by a configuration update, the ``value`` shows the information of the most recent ``box.status`` system event.
+- ``key``, which reflects the trigger event:
+   - ``config.apply`` if the callback was triggered by a configuration update;
+   - ``box.status`` if it was triggered by the ``box.status`` system event.
+- ``value``, which shows and logs the information about the instance status as in the trigger ``box.status`` system event.
+If the callback is triggered by a configuration update, the ``value`` shows the information of the most recent ``box.status`` system event.
 
 ..  NOTE::
 
-    - All ``on_event`` callbacks with the ``config.apply`` key  are executed as a part of the configuration process. Process statuses ``ready`` or ``check_warnings`` are reached only after all such ``on_event`` callbacks are done.
+   - All ``on_event`` callbacks with the ``config.apply`` key  are executed as a part of the configuration process.
+   Process statuses ``ready`` or ``check_warnings`` are reached only after all such ``on_event`` callbacks are done.
 
-    - All ``on_event`` callbacks are executed inside of a ``pcall``. If an error is raised for a callback, it is logged with the ``error`` level and the series execution continues.
+   - All ``on_event`` callbacks are executed inside of a ``pcall``. If an error is raised for a callback, it is logged
+   with the ``error`` level and the series execution continues.
 
 Creating a custom role includes the following steps: