-;;; coolj.el --- automatically wrap long lines -*- coding:utf-8 -*-
+;;; coolj.el --- automatically wrap long lines -*- lexical-binding: t; coding: utf-8 -*-
;; Copyright (C) 2000, 2001, 2004-2009 Free Software Foundation, Inc.
;;; Commentary:
-;;; This is a simple derivative of some functionality from
-;;; `longlines.el'. The key difference is that this version will
-;;; insert a prefix at the head of each wrapped line. The prefix is
-;;; calculated from the originating long line.
+;; This is a simple derivative of some functionality from
+;; `longlines.el'. The key difference is that this version will
+;; insert a prefix at the head of each wrapped line. The prefix is
+;; calculated from the originating long line.
-;;; No minor-mode is provided, the caller is expected to call
-;;; `coolj-wrap-region' to wrap the region of interest.
+;; No minor-mode is provided, the caller is expected to call
+;; `coolj-wrap-region' to wrap the region of interest.
;;; Code:
:group 'coolj
:type 'regexp)
-(defvar coolj-wrap-point nil)
-
-(make-variable-buffer-local 'coolj-wrap-point)
+(defvar-local coolj-wrap-point nil)
(defun coolj-determine-prefix ()
"Determine the prefix for the current line."
If the line should not be broken, return nil; point remains on the
line."
(move-to-column fill-column)
- (if (and (re-search-forward "[^ ]" (line-end-position) 1)
- (> (current-column) fill-column))
- ;; This line is too long. Can we break it?
- (or (coolj-find-break-backward prefix)
- (progn (move-to-column fill-column)
- (coolj-find-break-forward)))))
+ (and (re-search-forward "[^ ]" (line-end-position) 1)
+ (> (current-column) fill-column)
+ ;; This line is too long. Can we break it?
+ (or (coolj-find-break-backward prefix)
+ (progn (move-to-column fill-column)
+ (coolj-find-break-forward)))))
(defun coolj-find-break-backward (prefix)
"Move point backward to the first available breakpoint and return t.
If no break point is found, return nil."
(and (search-forward " " (line-end-position) 1)
(progn (skip-chars-forward " " (line-end-position))
- (null (eolp)))
+ (null (eolp)))
(if (and fill-nobreak-predicate
- (run-hook-with-args-until-success
- 'fill-nobreak-predicate))
- (coolj-find-break-forward)
- t)))
+ (run-hook-with-args-until-success
+ 'fill-nobreak-predicate))
+ (coolj-find-break-forward)
+ t)))
(provide 'coolj)