Add a comment to `read-extended-command'

* lisp/simple.el (read-extended-command): Add a comment.

diff --git a/lisp/simple.el b/lisp/simple.el
index a547417d7efd93971243f4db92105d400b63bee5..44a9c4dc985c98f068b236472e6770a47df80211 100644 (file)
--- a/lisp/simple.el
+++ b/lisp/simple.el
@@ -1966,6 +1966,9 @@ This function uses the `read-extended-command-predicate' user option."
            (complete-with-action action obarray string pred)))
        (lambda (sym)
          (and (commandp sym)
+              ;;; FIXME: This should also be possible to disable by
+              ;;; the user, but I'm not quite sure what the right
+              ;;; design for that would look like.
               (if (get sym 'completion-predicate)
                   (funcall (get sym 'completion-predicate) sym buffer)
                 (funcall read-extended-command-predicate sym buffer))))