The trouble with ambiguous grammars

Brendan Eich brendan at
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:
>> 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 
  pages and (other than let expressions, which are already found  
wanting) validating or invalidating them would be most helpful. Thanks,


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