From: Markus Mottl <markus.mottl@gmail.com>
To: oliver@first.in-berlin.de
Cc: caml-list@yquem.inria.fr
Subject: Re: [Caml-list] PCRE: Invalid_argument("Pcre.get_offset_start: illegal offset")
Date: Sat, 25 Dec 2010 15:12:55 -0500 [thread overview]
Message-ID: <AANLkTikcBVymK_yPi4vNLt_d2UzS4aT3O32QcAbmCFZE@mail.gmail.com> (raw)
In-Reply-To: <20101224142501.GA3936@siouxsie>
It is documented: the API-documentation clearly says that
Invalid_argument is going to be raised if you are trying to access a
nonexistent substring, and it is being raised here.
Regards,
Markus
On Fri, Dec 24, 2010 at 09:25, <oliver@first.in-berlin.de> wrote:
> On Fri, Dec 24, 2010 at 05:03:06AM +0100, oliver@first.in-berlin.de wrote:
>> Hello,
>>
>> I could not find a description in the PCRE-documentation,
>> where this error comes from.
>>
>> This does occur on my call to get_substring,
>> but get_substring has documented exceptions,
>> in case something goes wrong:
>>
>> * Invalid_argument if n is not in the range of the number of substrings.
>> * Not_found if the corresponding subpattern did not capture a substring.
> [...]
>
> It seems that trying to extract more substrings than are available,
> this exception is raised.
>
> This behaviour seems not to be documented.
>
> Ciao,
> Oliver
>
> --
> Caml-list mailing list. Subscription management and archives:
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>
>
--
Markus Mottl http://www.ocaml.info markus.mottl@gmail.com
next prev parent reply other threads:[~2010-12-25 20:13 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-24 4:03 oliver
2010-12-24 14:25 ` oliver
2010-12-25 20:12 ` Markus Mottl [this message]
2010-12-25 20:29 ` oliver
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