add documentation to rust data notification

Author: rbran

rust/src/data_notification.rs

@@ -37,6 +37,10 @@ macro_rules! trait_handler {
         ) $(-> $ret_type:ty)?
     ),* $(,)?
 ) => {
+    /// Used to describe which call should be triggered by BinaryNinja.
+    /// By default all calls are disabled.
+    ///
+    /// Used by [CustomDataNotification::register]
     #[derive(Default)]
     pub struct DataNotificationTriggers {
         $($fun_name: bool,)*
@@ -75,7 +79,7 @@ macro_rules! trait_handler {
         handle.$fun_name($($value_calculated),*)
     }
     )*
-    pub fn register_data_notification<'a, H: CustomDataNotification + 'a>(
+    fn register_data_notification<'a, H: CustomDataNotification + 'a>(
         view: &BinaryView,
         notify: H,
         triggers: DataNotificationTriggers,
@@ -94,6 +98,20 @@ macro_rules! trait_handler {
         }
     }
 
+    /// Implement closures that will be called by BinaryNinja on the event of
+    /// data modification.
+    ///
+    /// example:
+    /// ```no_run
+    /// # use binaryninja::data_notification::DataNotificationClosure;
+    /// # use binaryninja::function::Function;
+    /// # use binaryninja::binary_view::BinaryView;
+    /// # let bv: BinaryView = todo!();
+    /// let custom = DataNotificationClosure::default()
+    ///     .function_updated(|_bv: &BinaryView, _func: &Function| todo!() )
+    ///     // other calls should be added here
+    ///     .register(&bv);
+    /// ```
     pub struct DataNotificationClosure<'a> {
     $(
         $fun_name: Option<Box<