Re: Does initWithHTML:dataUsingEncoding:documentAttributes: run an event loop?
Re: Does initWithHTML:dataUsingEncoding:documentAttributes: run an event loop?
- Subject: Re: Does initWithHTML:dataUsingEncoding:documentAttributes: run an event loop?
- From: Andy Lee <email@hidden>
- Date: Thu, 09 May 2013 14:52:25 -0400
On May 9, 2013, at 1:53 PM, Markus Spoettl <email@hidden> wrote:
> On 5/9/13 6:26 PM, Jens Alfke wrote:
>>> Yup. I had edge-case crashes too (fortunately reproducible one I knew the
>>> right edge case), and spent hours tracking it down to reentrancy problems
>>> in initWithHTML. Fortunately I could count on getting well-formed XML, and
>>> like Jens all I needed was to extract plain text, so I changed my solution
>>> to use NSXMLDocument and the crash went away.
>>
>> You actually don’t need well-formed X[H]TML to use NSXMLDocument. One of the
>> option flags to the -init method tells it to run the ‘htmltidy’ preprocessor
>> over the input, which will correct even the gnarliest hand-written tag-soup
>> HTML into something the XML parser can handle. It’s extremely useful for
>> handling random web content.
Good to know.
> Well, that's not entirely true, unfortunately. Although the documentation suggests you can, NSXMLDocument -init.... will crash if the content you're trying to feed it is sufficiently non-XML (say an ASCII text file).
>
> We get this all the time and it's a major pain.
And good to know.
Thanks!
--Andy
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