Peter Zotov wrote in post #1041059:
> thomas carlier пиал 16.01.2012 11:48:
>> Hi,
>>
>> I need to write an easy parser and i don't know if i can use an
>> existing
>> library.
>>
>> Thanks
>
> Try Treetop:
> http://treetop.rubyforge.org/
>
> You may find one of my blog posts useful:
> http://whitequark.org/blog/2011/09/08/treetop-typical-errors/

Thanks and nice blog, very useful informations.
I'll try treetop