From d2da3114163998da951251c202f77e122b717905 Mon Sep 17 00:00:00 2001
From: Thales Macedo Garitezi <thalesmg@gmail.com>
Date: Wed, 24 Jul 2024 09:38:09 -0300
Subject: [PATCH] fix(resource): create undocumented callback

Created by https://github.com/emqx/emqx/pull/13449 but not added as a callback.
---
 apps/emqx_resource/src/emqx_resource.erl | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/apps/emqx_resource/src/emqx_resource.erl b/apps/emqx_resource/src/emqx_resource.erl
index 721df9690..bf47c83ab 100644
--- a/apps/emqx_resource/src/emqx_resource.erl
+++ b/apps/emqx_resource/src/emqx_resource.erl
@@ -244,6 +244,9 @@
     QueryResult :: term()
 ) -> term().
 
+%% Used for tagging log entries.
+-callback resource_type() -> atom().
+
 -define(SAFE_CALL(EXPR),
     (fun() ->
         try