On 15 Apr 2011, at 12:57, Carsten Dominik wrote: > On Apr 15, 2011, at 10:54 AM, Rainer Stengele wrote: > >> Am 15.04.2011 09:58, schrieb Carsten Dominik: >>> Hi, >>> >>> I have a question. >>> >>> At FOSDEM, someone asked me if there was a formal description of the >>> structure of Org files, in some language that would be the input for a >>> parser (or parser generator?) so that Org file could be easily parsed.
<snip> >> Hi, >> >> maybe Backus-Naur was meant? > > That is very well possible. Sounds like a word I would not have > recognized.... > So would on Org-mode grammar start like this? > headline> ::= "*"+ <opt-todo-keyword> > <opt-priority-cookie> > <title> > <opt-tags> > > <opt-todo-keyword> ::= <whitespace> <todo-keyword> | “” <snip> Yes, that seems like extended BN. [1] Good luck with it! You’ll need it... :-) [1] http://en.wikipedia.org/wiki/Extended_Backus–Naur_Form Cheers, Peter. -- c++; // this makes c bigger but returns the old value
