From: Clifford Heath <no@...>
Date: 2008-02-04T19:14:58+09:00
Subject: Re: Parsing JSON (#155)

tho_mica_l wrote:
>>   rule string
>>     '"' char* '"'       { def obj
>>                             eval(
>>                               # This should be handled in the "char" rule.
>>                               text_value.gsub(/\\u..../) { |unicode|
>>                                 eval("0x"+unicode[2..-1]).chr
>>                               }
>>                             )
>>                           end
>>                         }
>>   end
> 
> I was slightly surprised to find this in a full-blown parser. I think
> this shortcut is a really bad choice here since it makes the parse
> execute code on input like ["#{`ls -r /`}"].

At least I *admitted* to cheating :-).