From 191ba21e7029680ef8bd3c8bfaff890315d4bbd2 Mon Sep 17 00:00:00 2001
From: Matthias Meulien <orontee@gmail.com>
Date: Wed, 8 Sep 2021 21:57:48 +0200
Subject: [PATCH] Make Imenu index non-alphabetic mapping keys and anchors

---
 yaml-mode.el | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/yaml-mode.el b/yaml-mode.el
index 9d619d5..a136fb1 100644
--- a/yaml-mode.el
+++ b/yaml-mode.el
@@ -110,7 +110,8 @@ that key is pressed to begin a block literal."
   :group 'yaml)
 
 (defcustom yaml-imenu-generic-expression
-  '((nil  "^\\(:?[a-zA-Z_-]+\\):"          1))
+  '((nil  "^\\(:?[^{}(),\s \n]+\\):"          1)
+    ("*Anchors*" "^\\s *[^{}(),\s \n]+: \\&\\([^{}(),\s \n]+\\)" 1))
   "The imenu regex to parse an outline of the yaml file."
   :type 'string
   :group 'yaml)