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Re: [Orgmode] [BUG] #+begin_src wo. language blocks XHTML export
From: |
Eric Schulte |
Subject: |
Re: [Orgmode] [BUG] #+begin_src wo. language blocks XHTML export |
Date: |
Mon, 12 Jul 2010 12:33:52 -0700 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/23.2 (gnu/linux) |
Done -- Eric
Carsten Dominik <address@hidden> writes:
> Hi Eric,
>
> Please go ahead and apply it, Eric, and mark the first as
> superseded, the second as applied on the patchwork server.
>
> Thanks!
>
> - Carsten
>
> On Jul 12, 2010, at 7:44 PM, Eric Schulte wrote:
>
>> Carsten Dominik <address@hidden> writes:
>>
>>> On Jul 12, 2010, at 10:13 AM, David Maus wrote:
>>>
>>>> SEric Schulte wrote:
>>>>> "Thomas S. Dye" <address@hidden> writes:
>>>>
>>>>>> On Jul 8, 2010, at 9:09 AM, Eric Schulte wrote:
>>>>>>
>>>>>>> Sebastian Rose <address@hidden> writes:
>>>>>>>
>>>>>>> [...]
>>>>>>>>
>>>>>>>> It can be considered an error, since the docs say:
>>>>>>>>
>>>>>>>> "...This is done with the ‘src’ block, where you also need to
>>>>>>>> specify the name of the major mode that should be used to
>>>>>>>> fontify
>>>>>>>> the example..."
>>>>>>>>
>>>>>>>
>>>>>>> I would vote that this be considered an error as a source block
>>>>>>> doesn't make sense w/o a source language. If others agree with
>>>>>>> this
>>>>>>> interpretation, I would be happy to submit a patch which actively
>>>>>>> raises an errors when this cases is encountered.
>>>>>>>
>>>>>>> Cheers -- Eric
>>>>>>
>>>>>> This seems like the right approach to me.
>>>>>>
>>>>>> Tom
>>>>
>>>>> As promised here's a patch which raises errors when source blocks
>>>>> don't
>>>>> have a specified language. I would prefer if the error could
>>>>> indicate
>>>>> which block caused the problem, but I don't know how to accomplish
>>>>> this.
>>>>
>>>> Maybe we could store a marker in a text property of (source) blocks
>>>> right before they are processed in the input file?
>>>
>>> The problem here is that during export, the source code is taken
>>> from a temporary buffer containing an already modifed copy of the
>>> original buffer.
>>>
>>> Another solution would be to include into the message is short
>>> part of the code itself (maybe the first line...) - this should
>>> make it possible to identify the problematic block reasonably easily.
>>>
>>> - Carsten
>>
>> The following updated patch includes the first line (up to 35
>> characters) of the code block in the error message.
>>
>> -- Eric
>>
>> From a76629a565920c3506f7046cc15d27ad01b8bd47 Mon Sep 17 00:00:00 2001
>> From: Eric Schulte <address@hidden>
>> Date: Mon, 12 Jul 2010 10:42:59 -0700
>> Subject: [PATCH] org-exp: raise an error when trying to export code
>> blocks w/o languages
>>
>> * lisp/ob.el (org-babel-get-src-block-info): ensure that we don't
>> match (and return info for) source blocks without a language
>>
>> * lisp/org-exp.el (org-export-replace-src-segments-and-examples):
>> updated source code block regexp so that the presence of a language
>> can be explicitly checked. Also now raising an error when a source
>> block does not have a language.
>> ---
>> lisp/ob.el | 3 ++-
>> lisp/org-exp.el | 30 ++++++++++++++++++++----------
>> 2 files changed, 22 insertions(+), 11 deletions(-)
>>
>> diff --git a/lisp/ob.el b/lisp/ob.el
>> index 7b7be3d..d94cc06 100644
>> --- a/lisp/ob.el
>> +++ b/lisp/ob.el
>> @@ -143,7 +143,8 @@ added to the header-arguments-alist."
>> (setq indent (car (last info)))
>> (setq info (butlast info))
>> (forward-line -1)
>> - (if (looking-at org-babel-src-name-w-name-regexp)
>> + (if (and (looking-at org-babel-src-name-w-name-regexp)
>> + (match-string 2))
>> (progn
>> (setq info (append info (list (org-babel-clean-text-properties
>> (match-string 2)))))
>> diff --git a/lisp/org-exp.el b/lisp/org-exp.el
>> index f1cea62..55b8812 100644
>> --- a/lisp/org-exp.el
>> +++ b/lisp/org-exp.el
>> @@ -2107,19 +2107,29 @@ in the list) and remove property and value
>> from the list in LISTVAR."
>> lang code trans opts indent caption)
>> (goto-char (point-min))
>> (while (re-search-forward
>> - "\\(^\\([ \t]*\\)#\\+BEGIN_SRC:?[ \t]+\\([^
>> \t\n]+\\)\\(.*\\)\n
>> \\([^\000]+?\n\\)[ \t]*#\\+END_SRC.*\n?\\)\\|\\(^\\([ \t]*\\)#\\
>> +BEGIN_EXAMPLE:?\\(?:[ \t]+\\(.*\\)\\)?\n\\([^\000]+?\n\\)[ \t]*#\\
>> +END_EXAMPLE.*\n?\\)"
>> + "\\(^\\([ \t]*\\)#\\+BEGIN_SRC:?\\([ \t]+\\([^
>> \t\n]+\\)\\)?\\
>> (.*\\)\n\\([^\000]+?\n\\)[ \t]*#\\+END_SRC.*\n?\\)\\|\\(^\\([ \t]*\
>> \)#\\+BEGIN_EXAMPLE:?\\(?:[ \t]+\\(.*\\)\\)?\n\\([^\000]+?\n\\)
>> [ \t]*#\\+END_EXAMPLE.*\n?\\)"
>> nil t)
>> (if (match-end 1)
>> - ;; src segments
>> - (setq lang (match-string 3)
>> - opts (match-string 4)
>> - code (match-string 5)
>> - indent (length (match-string 2))
>> - caption (get-text-property 0 'org-caption (match-
>> string 0)))
>> + (if (not (match-string 4))
>> + (error "source block missing language specification: %s"
>> + (let* ((body (match-string 6))
>> + (nothing (message "body:%s" body))
>> + (preview (or (and (string-match
>> + "^[ \t]*\\([^\n\r]*\\)" body)
>> + (match-string 1 body)) body)))
>> + (if (> (length preview) 35)
>> + (concat (substring preview 0 32) "...")
>> + preview)))
>> + ;; src segments
>> + (setq lang (match-string 4)
>> + opts (match-string 5)
>> + code (match-string 6)
>> + indent (length (match-string 2))
>> + caption (get-text-property 0 'org-caption (match-string 0))))
>> (setq lang nil
>> - opts (match-string 8)
>> - code (match-string 9)
>> - indent (length (match-string 7))
>> + opts (match-string 9)
>> + code (match-string 10)
>> + indent (length (match-string 8))
>> caption (get-text-property 0 'org-caption (match-
>> string 0))))
>>
>> (setq trans (org-export-format-source-code-or-example
>> --
>> 1.7.0.4
>>
>
> - Carsten
- Re: [Orgmode] [BUG] #+begin_src wo. language blocks XHTML export, David Maus, 2010/07/04
- Re: [Orgmode] [BUG] #+begin_src wo. language blocks XHTML export, Sebastian Rose, 2010/07/04
- Re: [Orgmode] [BUG] #+begin_src wo. language blocks XHTML export, David Maus, 2010/07/05
- Re: [Orgmode] [BUG] #+begin_src wo. language blocks XHTML export, Eric Schulte, 2010/07/08
- Re: [Orgmode] [BUG] #+begin_src wo. language blocks XHTML export, Thomas S. Dye, 2010/07/08
- Re: [Orgmode] [BUG] #+begin_src wo. language blocks XHTML export, Eric Schulte, 2010/07/10
- Re: [Orgmode] [BUG] #+begin_src wo. language blocks XHTML export, David Maus, 2010/07/12
- Re: [Orgmode] [BUG] #+begin_src wo. language blocks XHTML export, Carsten Dominik, 2010/07/12
- Re: [Orgmode] [BUG] #+begin_src wo. language blocks XHTML export, Eric Schulte, 2010/07/12
- Re: [Orgmode] [BUG] #+begin_src wo. language blocks XHTML export, Carsten Dominik, 2010/07/12
- Re: [Orgmode] [BUG] #+begin_src wo. language blocks XHTML export,
Eric Schulte <=