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Re: [cssom] serializing U+0000 NULL

From: Simon Pieters <simonp@opera.com>
Date: Mon, 30 Nov 2015 14:18:31 +0100
To: "Tab Atkins Jr." <jackalmage@gmail.com>
Cc: "www-style list" <www-style@w3.org>, "Richard Gibson" <richard.gibson@gmail.com>, "Glenn Adams" <glenn@skynav.com>, "Boris Zbarsky" <bzbarsky@mit.edu>
Message-ID: <op.x8w0k5byidj3kv@simons-mbp>
On Sun, 29 Nov 2015 02:10:41 +0100, Tab Atkins Jr. <jackalmage@gmail.com>  

> Since all CSS parsing accepts U+0000 or the "\0" escape sequence, and
> just converts it to U+FFFD, CSS.escape() should allow it as well.  I'm
> fine with doing an eager replacement with U+FFFD, or else just
> escaping it as \0, whichever is simpler in the spec.

Thanks. They're both simple to spec, the main difference is how it  
round-trips. If you serialize as \0, then this does not hold:

     CSS.escape(foo) === CSS.escape(parseAComponentValue(CSS.escape(foo)))

Simon Pieters
Opera Software
Received on Monday, 30 November 2015 13:19:04 UTC

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