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[Accepted] [Orgmode] Re: Bug: habit: better error handling required [TAG


From: Carsten Dominik
Subject: [Accepted] [Orgmode] Re: Bug: habit: better error handling required [TAG=7.01g]
Date: Wed, 25 Aug 2010 12:17:57 +0200 (CEST)

Patch 241 (http://patchwork.newartisans.com/patch/241/) is now "Accepted".

Maintainer comment: Hat to fix the commit message to contain propert ChangeLog. 
 Please take a look for next time

This relates to the following submission:

http://mid.gmane.org/%3C87iq2zkqdg.fsf%40noorul.maa.corp.collab.net%3E

Here is the original message containing the patch:

> Content-Type: text/plain; charset="utf-8"
> MIME-Version: 1.0
> Content-Transfer-Encoding: 7bit
> Subject: [Orgmode] Re: Bug: habit: better error handling required [TAG=7.01g]
> Date: Wed, 25 Aug 2010 14:12:27 -0000
> From: Noorul Islam <address@hidden>
> X-Patchwork-Id: 241
> Message-Id: <address@hidden>
> To: paulusm <address@hidden>
> Cc: address@hidden
> 
> paulusm <address@hidden> writes:
> 
> > Hi org-mode people,
> >
> > Whilst playing with the "shaving" example from
> > http://orgmode.org/manual/Tracking-your-habits.html I accidentally put a
> > bad character in the SCHEDULED timestamp.
> >
> > Instead of: "SCHEDULED: <2010-08-26 Thu .+2d/4d>"
> > I had:      "SCHEDULED: <2010-08-26 Thu .+2nd/4d>"
> >
> > When trying to view my agenda, I was presented with a blank agenda and Emacs
> > very quietly reported:
> >     "org-habit-duration-to-days: Wrong type argument: stringp, nil"
> > which is not really helpful.
> >
> > Removing the bad character fixes the issue, and I can duplicate the error
> > condition as described above.
> >
> > Perhaps some better error trapping could be done?
> >
> >
> 
> Attached is the patch which catch this error and throws meaningful
> message.
> 
> lisp/org-habit.el : (org-habit-parse-todo)
>   - Find sr-days only if scheduled-repeat is non nil
>   - Used 4th element of the list returned by (org-heading-components)
>     as habit-entry
>   - Modified the error message to be more meaningful.
> 
> Thanks and Regards
> Noorul
> 
> 
> diff --git a/lisp/org-habit.el b/lisp/org-habit.el
> index 2fa352f..9071e2f 100644
> --- a/lisp/org-habit.el
> +++ b/lisp/org-habit.el
> @@ -149,15 +149,15 @@ This list represents a \"habit\" for the rest of this 
> module."
>      (assert (org-is-habit-p (point)))
>      (let* ((scheduled (org-get-scheduled-time (point)))
>          (scheduled-repeat (org-get-repeat org-scheduled-string))
> -        (sr-days (org-habit-duration-to-days scheduled-repeat))
>          (end (org-entry-end-position))
> -        (habit-entry (org-no-properties (nth 5 (org-heading-components))))
> -        closed-dates deadline dr-days)
> +        (habit-entry (org-no-properties (nth 4 (org-heading-components))))
> +        closed-dates deadline dr-days sr-days)
>        (if scheduled
>         (setq scheduled (time-to-days scheduled))
>       (error "Habit %s has no scheduled date" habit-entry))
>        (unless scheduled-repeat
> -     (error "Habit %s has no scheduled repeat period" habit-entry))
> +     (error "Habit '%s' has no scheduled repeat period or has an incorrect 
> one" habit-entry))
> +      (setq sr-days (org-habit-duration-to-days scheduled-repeat))
>        (unless (> sr-days 0)
>       (error "Habit %s scheduled repeat period is less than 1d" habit-entry))
>        (when (string-match "/\\([0-9]+[dwmy]\\)" scheduled-repeat)
> 



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