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Re: \b in Turtle

From: Zhe Wu <alan.wu@oracle.com>
Date: Mon, 19 Mar 2012 21:28:33 -0700
Message-ID: <4F680771.1080401@oracle.com>
To: public-rdf-wg@w3.org
Hi Eric,

On 3/18/2012 9:25 AM, Eric Prud'hommeaux wrote:
> * Gavin Carothers<gavin@carothers.name>  [2012-03-18 07:25-0700]
>> Zhe has pointed out off list that the editors draft of N-Triples and
>> Turtle contain an escape sequence that non of the earlier versions of
>> Turtle (including the FPWD) or N-Triples did.
>> In String Escapes
>> (http://dvcs.w3.org/hg/rdf/raw-file/f93f0e829e9a/rdf-turtle/index.html#sec-escapes)
>> there are two string escape sequences that are new to Turtle and
>> N-Triples. \b and \f. These are backspace (U+0008) and form feed
>> (U+000C). These appear to come from SPARQL 1.0
>> (http://www.w3.org/TR/rdf-sparql-query/#grammarEscapes)
>> The addition of these may be a backwards incompatible change with
>> existing N-Triples parsers.
> I think this would instead be forwards-incompatible, that is, all old
> NTriples data will be parsable by new NTriples parsers, which was the
> design goal agreed upon by Oracle.

I think we may want to clearly document the subtle differences so that users see less
surprises when moving data around.



>> If people feel strongly enough about this issue to break with the
>> current design goal of SPARQL alignment we'll need to create an issue
>> and make the requisite changes to the document.
>> --Gavin
Received on Tuesday, 20 March 2012 04:29:00 UTC

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