> On 8 Nov 2018, at 20:48, r0ller <r0l...@freemail.hu> wrote: > > Sorry, I don't really get it:( What do you mean by replacing tokens by > strings? How can that be done?
Write %token t_ENG_Adv "English adverb" Then, in error message, the Bison parser will write "English adverb", and you can also use it in the grammar instead of t_ENG_Adv. > -------- Eredeti levél -------- > Feladó: Hans Åberg < haber...@telia.com (Link -> mailto:haber...@telia.com) > > Dátum: 2018 november 8 14:28:03 > Tárgy: Re: bison for nlp > Címzett: r0ller < r0l...@freemail.hu (Link -> mailto:r0l...@freemail.hu) > > > > On 7 Nov 2018, at 10:09, r0ller <r0l...@freemail.hu> wrote: > > > > Numbering tokens was introduced in the very beginning and has been > > questioned by myself quite a many times if it's still needed. I didn't give > > a hard try to get rid of it mainly due to one reason: I want to have an > > error handling that tells in case of an error which symbols could be > > accepted instead of the erroneous one just as bison itself does it but in a > > structured way (as bison returns that info in an error message string). > > Though, I could not come up with any better idea when it comes to remapping > > a token to a symbol. > > If the token numbers are replaced by strings "…", the Bison parser will print > those, and they can also be used in the grammar. Would that suffice? > _______________________________________________ help-bison@gnu.org https://lists.gnu.org/mailman/listinfo/help-bison
