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From: Stefan Monnier <monnier@iro.umontreal.ca>
Newsgroups: gmane.emacs.help
Subject: Re: error in replace-match: "args out of range"
Date: Mon, 04 Apr 2011 21:56:13 -0400
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> Here's the relevant code fragment:

>     (if (re-search-forward aname-re-str head-text-end-pt t)
> 	(progn	
> 	  (setq aname-str (match-string 2))
> 	  (setq head-text-nested (match-string 4))
> 	  (if (equal head-text-nested "")
> 	      (progn
> 		(setq head-text-nested (create-heading-text))
> 		(if (equal aname-str "")
> 		    (progn
> 		      (setq aname-str (create-aname head-text-nested))
> 		      (replace-match head-text-nested t nil nil 4)
> 		      (replace-match aname-str t nil nil 2))
> 		  (replace-match head-text-nested t t nil 4))) ;ERROR:

An obvious part to heck is create-heading-text: if it might ever call
a regexp-matching function, then you have a problem.


        Stefan