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-rw-r--r--lisp/emacs-lisp/cl-generic.el8
1 files changed, 8 insertions, 0 deletions
diff --git a/lisp/emacs-lisp/cl-generic.el b/lisp/emacs-lisp/cl-generic.el
index 2c292415cfe..3f75cf9922c 100644
--- a/lisp/emacs-lisp/cl-generic.el
+++ b/lisp/emacs-lisp/cl-generic.el
@@ -86,6 +86,14 @@
;;; Code:
+;; We provide a mechanism to define new specializers.
+;; Related work can be found in:
+;; - http://www.p-cos.net/documents/filtered-dispatch.pdf
+;; - Generalizers: New metaobjects for generalized dispatch
+;; http://research.gold.ac.uk/9924/1/els-specializers.pdf
+;; This second one is closely related to what we do here (and that's
+;; the name "generalizer" comes from).
+
;; The autoloads.el mechanism which adds package--builtin-versions
;; maintenance to loaddefs.el doesn't work for preloaded packages (such
;; as this one), so we have to do it by hand!