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Re: \b in Turtle

From: Eric Prud'hommeaux <eric@w3.org>
Date: Sun, 18 Mar 2012 12:25:04 -0400
To: Gavin Carothers <gavin@carothers.name>
Cc: RDF-WG WG <public-rdf-wg@w3.org>
Message-ID: <20120318162503.GA22400@w3.org>
* 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.

> 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 Sunday, 18 March 2012 16:25:34 UTC

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