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Factor out function for substituting posix class in regular expression

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* org-macs.el (org-substitute-posix-classes): New function. Substitute
posix classes in regular expression.
(org-re): Use new function.
This commit is contained in:
David Maus 2011-08-10 07:49:02 +02:00
parent 5423b329c1
commit 19c6b14644
1 changed files with 15 additions and 13 deletions
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28
lisp/org-macs.el
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@ -93,21 +93,23 @@ Also, do not record undo information."
before-change-functions after-change-functions)
,@body))))
(defun org-substitute-posix-classes (re)
"Substitute posix classes in regular expression RE."
(let ((ss re))
(save-match-data
(while (string-match "\\[:alnum:\\]" ss)
(setq ss (replace-match "a-zA-Z0-9" t t ss)))
(while (string-match "\\[:word:\\]" ss)
(setq ss (replace-match "a-zA-Z0-9" t t ss)))
(while (string-match "\\[:alpha:\\]" ss)
(setq ss (replace-match "a-zA-Z" t t ss)))
(while (string-match "\\[:punct:\\]" ss)
(setq ss (replace-match "\001-@[-`{-~" t t ss)))
ss)))
(defmacro org-re (s)
"Replace posix classes in regular expression."
(if (featurep 'xemacs)
(let ((ss s))
(save-match-data
(while (string-match "\\[:alnum:\\]" ss)
(setq ss (replace-match "a-zA-Z0-9" t t ss)))
(while (string-match "\\[:word:\\]" ss)
(setq ss (replace-match "a-zA-Z0-9" t t ss)))
(while (string-match "\\[:alpha:\\]" ss)
(setq ss (replace-match "a-zA-Z" t t ss)))
(while (string-match "\\[:punct:\\]" ss)
(setq ss (replace-match "\001-@[-`{-~" t t ss)))
ss))
s))
(if (featurep 'xemacs) `(org-substitute-posix-classes ,s) s))
(defmacro org-preserve-lc (&rest body)
(org-with-gensyms (line col)