Commit 367f8568 authored by Simen Heggestøyl's avatar Simen Heggestøyl
Browse files

* lisp/emacs-lisp/ring.el: Use lexical-binding

* lisp/emacs-lisp/ring.el (ring-elements): Don't use the RESULT
argument of `dotimes' when the iteration variable isn't referred by
(ring-member): Don't pass nil as the RESULT argument of `dotimes'
since it's the default.
parent 8634efa3
;;; ring.el --- handle rings of items
;;; ring.el --- handle rings of items -*- lexical-binding: t; -*-
;; Copyright (C) 1992, 2001-2016 Free Software Foundation, Inc.
......@@ -160,14 +160,15 @@ will be performed."
(size (ring-size ring))
(vect (cddr ring))
(dotimes (var (cadr ring) lst)
(push (aref vect (mod (+ start var) size)) lst))))
(dotimes (var (cadr ring))
(push (aref vect (mod (+ start var) size)) lst))
(defun ring-member (ring item)
"Return index of ITEM if on RING, else nil.
Comparison is done via `equal'. The index is 0-based."
(catch 'found
(dotimes (ind (ring-length ring) nil)
(dotimes (ind (ring-length ring))
(when (equal item (ring-ref ring ind))
(throw 'found ind)))))
......@@ -5,6 +5,8 @@
;; Author: Simen Heggestøyl <>
;; Keywords:
;; This file is part of GNU Emacs.
;; GNU Emacs is free software: you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
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