Hi Simon,
> Normally, you'd use lexer states to activate/deactivate rules. The
> primitive approach would be
>
> %x INITIAL HEREDOC
I see %x is from flex. Bash can support nested heredoc. How can it be
implemented in flex?
> and then prefixing all matches with or .
>
> The main problem there is
Hi,
On 08.02.19 02:01, Peng Yu wrote:
> It seems to me that the parsing code could be made simpler by making
> the parser reentrant. So there can be a parser parses anything not
> heredoc and another parser just parse heredoc. And there should
> different lexers for non-heredoc and heredoc. Is it
On Thu, Feb 7, 2019 at 11:49 PM Akim Demaille wrote:
> Hi Peng,
>
> > Le 8 févr. 2019 à 02:01, Peng Yu a écrit :
> >
> > [...]
> > For example, to deal with heredoc in bash, the grammar rule will change
> the
> > variable `need_here_doc` via `push_heredoc()`.
> >
> > ```
> >| LESS_LESS WOR