From 675907ba2080b3c7a3515540555702ca71ca363d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jonas=20Sch=C3=A4fer?= <j.wielicki@sotecware.net>
Date: Thu, 9 May 2024 10:55:38 +0200
Subject: [PATCH] pubsub: provide accessor function for event's source node's
 name

Handy if you want to prefilter or distribute events based on the source
node's name.
---
 parsers/src/pubsub/event.rs | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/parsers/src/pubsub/event.rs b/parsers/src/pubsub/event.rs
index 7dec898..1f98478 100644
--- a/parsers/src/pubsub/event.rs
+++ b/parsers/src/pubsub/event.rs
@@ -241,6 +241,20 @@ impl From<PubSubEvent> for Element {
     }
 }
 
+impl PubSubEvent {
+    /// Return the name of the node to which this event is related.
+    pub fn node_name(&self) -> &NodeName {
+        match self {
+            Self::Purge { node, .. } => &node,
+            Self::PublishedItems { node, .. } => &node,
+            Self::RetractedItems { node, .. } => &node,
+            Self::Subscription { node, .. } => &node,
+            Self::Delete { node, .. } => &node,
+            Self::Configuration { node, .. } => &node,
+        }
+    }
+}
+
 impl MessagePayload for PubSubEvent {}
 
 #[cfg(test)]