[ELPA-diffs] /srv/bzr/emacs/elpa r343: Fix error during redisplay: (wrong-type-argument stringp nil)

[Leo Liu]

------------------------------------------------------------
revno: 343
author: Stephen Berman <address@hidden>
committer: Leo Liu <address@hidden>
branch nick: elpa
timestamp: Fri 2013-02-01 00:09:34 +0800
message:
  Fix error during redisplay: (wrong-type-argument stringp nil)
modified:
  packages/adaptive-wrap/adaptive-wrap.el

=== modified file 'packages/adaptive-wrap/adaptive-wrap.el'
--- a/packages/adaptive-wrap/adaptive-wrap.el   2012-12-06 01:21:13 +0000
+++ b/packages/adaptive-wrap/adaptive-wrap.el   2013-01-31 16:09:34 +0000
@@ -58,7 +58,9 @@
 
 (defun adaptive-wrap-fill-context-prefix (beg en)
   "Like `fill-context-prefix', but with length adjusted by 
`adaptive-wrap-extra-indent'."
-  (let* ((fcp (fill-context-prefix beg en))
+  ;; Note: fill-context-prefix may return nil; See:
+  ;; http://article.gmane.org/gmane.emacs.devel/156285
+  (let* ((fcp (or (fill-context-prefix beg en) ""))
          (fcp-len (string-width fcp))
          (fill-char (if (< 0 fcp-len)
                         (string-to-char (substring fcp -1))