Re: Online yacc/lex grammar editor/tester

Hans Åberg <[email protected]> Thu, 7 Sep 2023 17:47:21 +0200

Newsgroups	gmane.comp.parsers.bison.general
Message-ID	<[email protected]>

> On 7 Sep 2023, at 15:56, Domingo Alvarez Duarte <[email protected]> wrote:
> 
> I'm trying to build an online yacc/lex (LALR(1)) grammar editor/tester to help develop/debug/document grammars the main repository is here https://github.com/mingodad/parsertl-playground and the online playground with several non trivial examples is here https://mingodad.github.io/parsertl-playground/playground/ .
> 
> Select a grammar/example from "Examples" select box and then click "Parse" to see a parser tree for the source in "Input source" editor.
> 
> It's based on https://github.com/BenHanson/gram_grep and https://github.com/BenHanson/lexertl14 .
> 
> Any feedback is welcome !

There is a C++ LALR(1) grammar, see:
https://isocpp.org/wiki/faq/compiler-dependencies#yaccable-grammar