(defmethod registry-search ((db registry-db) &rest spec)
"Search for SPEC across the registry-db THIS.
-For example calling with :member \\='(a 1 2) will match entry \\='((a 3 1)).
-Calling with :all t (any non-nil value) will match all.
-Calling with :regex \\='\(a \"h.llo\") will match entry \\='((a \"hullo\" \"bye\").
+For example calling with `:member \\='(a 1 2)' will match entry \((a 3 1)).
+Calling with `:all t' (any non-nil value) will match all.
+Calling with `:regex \\='(a \"h.llo\")' will match entry \(a \"hullo\" \"bye\").
The test order is to check :all first, then :member, then :regex."
(when db
(let ((all (plist-get spec :all))