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| author | Phil Sainty <psainty@orcon.net.nz> | 2020-07-11 19:40:27 +1200 |
|---|---|---|
| committer | Phil Sainty <psainty@orcon.net.nz> | 2020-08-04 01:44:53 +1200 |
| commit | 8576297b2a657d1944b7d824b30a1cb6459685c6 (patch) | |
| tree | 474a3d8e7a8b04980ce2401dd06f4ebf04902399 /lisp/so-long.el | |
| parent | 986c12b20fa29c37f13563846fddf6edcd0b4945 (diff) | |
| download | emacs-8576297b2a657d1944b7d824b30a1cb6459685c6.tar.gz emacs-8576297b2a657d1944b7d824b30a1cb6459685c6.tar.bz2 emacs-8576297b2a657d1944b7d824b30a1cb6459685c6.zip | |
; lisp/so-long.el: Prevent potential error if comment-use-syntax is nil
* lisp/so-long.el (so-long-detected-long-line-p): Ensure that
`comment-start-skip' and `comment-end-skip' are both set if
`comment-use-syntax' is nil, as `comment-forward' requires them
to be bound in this scenario.
Diffstat (limited to 'lisp/so-long.el')
| -rw-r--r-- | lisp/so-long.el | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lisp/so-long.el b/lisp/so-long.el index 21dc7de75c8..1332ae12633 100644 --- a/lisp/so-long.el +++ b/lisp/so-long.el @@ -1047,7 +1047,9 @@ This is the default value of `so-long-predicate'." (let ((count 0) start) (save-excursion (goto-char (point-min)) - (when so-long-skip-leading-comments + (when (and so-long-skip-leading-comments + (or comment-use-syntax ;; Refer to `comment-forward'. + (and comment-start-skip comment-end-skip))) ;; Skip the shebang line, if any. This is not necessarily comment ;; syntax, so we need to treat it specially. (when (looking-at "#!") |