hixie: Handle the way ToString is not fully defined on Number in JS. (whatwg r4300)

hixie: Handle the way ToString is not fully defined on Number in JS.
(whatwg r4300)

http://dev.w3.org/cvsweb/html5/spec/Overview.html?r1=1.3435&r2=1.3436&f=h
http://html5.org/tools/web-apps-tracker?from=4299&to=4300

===================================================================
RCS file: /sources/public/html5/spec/Overview.html,v
retrieving revision 1.3435
retrieving revision 1.3436
diff -u -d -r1.3435 -r1.3436
--- Overview.html 23 Oct 2009 06:47:33 -0000 1.3435
+++ Overview.html 23 Oct 2009 07:02:32 -0000 1.3436
@@ -2472,7 +2472,12 @@
 
   <p>The <dfn id="best-representation-of-the-number-as-a-floating-point-number" title="best representation of the number as a floating
   point number">best representation of the number <var title="">n</var> as a floating point number</dfn> is the string
-  obtained from applying the JavaScript operator ToString to <var title="">n</var>.</p>
+  obtained from applying the JavaScript operator ToString to <var title="">n</var>. The JavaScript operator ToString is not uniquely
+  determined. When there are multiple possible strings that could be
+  obtained from the JavaScript operator ToString for a particular
+  value, the user agent must always return the same string for that
+  value (though it may differ from the value used by other user
+  agents).</p>
 
   <p>The <dfn id="rules-for-parsing-floating-point-number-values">rules for parsing floating point number values</dfn> are
   as given in the following algorithm. This algorithm must be aborted

Received on Friday, 23 October 2009 07:03:18 UTC