At Fri, 12 Jun 2015 18:20:46 +0900 (JST),
hsbt / ruby-lang.org wrote:
> 
> hsbt	2015-06-12 18:20:44 +0900 (Fri, 12 Jun 2015)
> 
>   New Revision: 50846
> 
>   http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=50846

http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/sample/exyacc.rb?r1=50846&r2=50845&pathrev=50846
> -# this is coverted from exyacc.pl in the camel book
> +# this is covered from exyacc.pl in the camel book

converted ?