From 84a627068578d265adf46e367f7633032dd2316c Mon Sep 17 00:00:00 2001
From: Hinrich Mahler <22366557+Bibo-Joshi@users.noreply.github.com>
Date: Tue, 18 Jan 2022 22:01:52 +0100
Subject: [PATCH] Mention nitpick_ignore(_regex) in docs of
 warn-missing-reference

---
 doc/extdev/appapi.rst | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/doc/extdev/appapi.rst b/doc/extdev/appapi.rst
index 7c331382c65..fc92a775cd5 100644
--- a/doc/extdev/appapi.rst
+++ b/doc/extdev/appapi.rst
@@ -298,7 +298,9 @@ Here is a more detailed list of these events.
 
    Emitted when a cross-reference to an object cannot be resolved even after
    :event:`missing-reference`.  If the event handler can emit warnings for
-   the missing reference, it should return ``True``.
+   the missing reference, it should return ``True``. The configuration variables
+   :confval:`nitpick_ignore` and :confval:`nitpick_ignore_regex` prevent the
+   event from being emitted for the corresponding nodes.
 
    .. versionadded:: 3.4