The trouble with ambiguous grammars
Brendan Eich
brendan at mozilla.com
Mon Oct 20 11:44:53 PDT 2008
On Oct 20, 2008, at 11:35 AM, Waldemar Horwat wrote:
> Brendan Eich wrote:
>> On Oct 17, 2008, at 4:16 PM, Waldemar Horwat wrote:
>>> The old ES4 grammar is machine-verified LR(1). It's on:
>>>
>>> http://www.mozilla.org/js/language/old-es4/
>> One based on ES3 would be helpful for ES3.1 and Harmony. Someone
>> needs to invest effort here. If not you, who? This is as good a
>> time as any to call for capable potential volunteers to scope the
>> work and, if they are willing, and step forward.
>
> I'll do it for both. For Harmony it's not clear what's in and out
> at this point, so I'm somewhat at a loss as to what to put in there.
Testing ideas from http://wiki.ecmascript.org/doku.php?id=strawman:strawman
pages and (other than let expressions, which are already found
wanting) validating or invalidating them would be most helpful. Thanks,
/be
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