[erlang-questions] [Patch] XMERL Attributes without whitespaces

[Eduardo Gurgel]

That's w3schools. Is it "the W3C" validator?

On 16 September 2014 21:27, Eranga Udesh <eranga.erl@REDACTED> wrote:

> What do you mean? I use the online validator at
> http://www.w3schools.com/xml/xml_validator.asp
>
> - Eranga
>
> On Tue, Sep 16, 2014 at 2:46 PM, Anthony Ramine <n.oxyde@REDACTED> wrote:
>
>> How did you feed XML to the W3C validator given that you can't limit it
>> to XML analysis?
>>
>> Le 15 sept. 2014 à 13:22, Eranga Udesh <eranga.erl@REDACTED> a écrit :
>>
>> > Hi Motiejus,
>> >
>> > It is not just W3C parser, but it seems PHP/Java XML parser(s) too
>> support attributes without spaces.
>> >
>> > For one of our projects in Erlang, we had to customize xmerl, because
>> their existing XML parsers are supporting the XML syntax without
>> whitespaces in attributes. When validated the same XML in W3C, no errors
>> shown, so being a new solution, we had to comply to their existing XML
>> syntax.
>> >
>> > - Eranga
>> >
>> > On Mon, Sep 15, 2014 at 1:52 PM, Motiejus Jakštys <
>> desired.mta@REDACTED> wrote:
>> > On Mon, Sep 15, 2014 at 9:44 AM, Eranga Udesh <eranga.erl@REDACTED>
>> wrote:
>> > > Hi,
>> > >
>> > > However W3C (http://www.w3schools.com/xml/xml_validator.asp)
>> validates above
>> > > XLM without any errors. Therefore I guess xmerl better support that.
>> >
>> > Hi, Udesh,
>> >
>> > according to XML 1-1 specification[1], your example does not adhere to
>> > the grammar. Relevant grammar sections:
>> >
>> > [3]   S   ::=   (#x20 | #x9 | #xD | #xA)+
>> > [40]   STag   ::=   '<' Name (S Attribute)* S? '>'
>> > [41]   Attribute   ::=    Name Eq AttValue
>> >
>> > Important bit: (S Attribute)*. As you can see, Attribute can never
>> > follow Attribute without a whitespace between them.
>> >
>> > > Attached is a patch to fix that. It could help others too, if that
>> patch is
>> > > added to the xmerl package distributed in OTP distribution.
>> >
>> > Maybe that W3C parser supports non-spaced attributes is coincidental?
>> > Or maybe I am looking at the wrong grammar?
>> >
>> > --
>> > Motiejus Jakštys
>> >
>> > [1]: http://www.w3.org/TR/xml11/#sec-starttags
>> >
>> > _______________________________________________
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>>
>>
>
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-- 
Eduardo
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