(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)).
+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\").
+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))