> On 12 Feb 2019, at 20:27, Peng Yu wrote:
>
>> We should probably offer an example of a pull parser in examples/c.
>> Have a look at the documentation to have an idea of what I mean.
>
> OK. I will take a look at it.
>
> Bash uses one parser to deal with both interactive run and
> non-intera
> We should probably offer an example of a pull parser in examples/c.
> Have a look at the documentation to have an idea of what I mean.
OK. I will take a look at it.
Bash uses one parser to deal with both interactive run and
non-interactive run and uses a global variable to test whether the run
> Le 11 févr. 2019 à 23:56, Peng Yu a écrit :
>
>> I have no idea. You'd have to study the grammar to see if there
>> are doing fancy things around yacc_EOF.
>
> declare -p BASH_SOURCE
>
> Here is what I got with the above one line bash code (with the newline
> at the end).
>
> The lines wi
> Le 12 févr. 2019 à 17:38, Akim Demaille a écrit :
>
>> I’d like to know what is the best way to structure the parsing code. Given
>> a lot of code of bash started 30 years ago, I’d expect at least some part
>> of the code is not the best according to today’s standard. I’d like to
>> know any
> Le 9 févr. 2019 à 00:21, Peng Yu a écrit :
>
> 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?
Flex of
hi!
> Le 8 févr. 2019 à 12:39, Peng Yu a écrit :
>
> On Thu, Feb 7, 2019 at 11:49 PM Akim Demaille wrote:
>
>> I'm a bit confused here: did you really mean "another parser", or did
>> you mean "another scanner"? If you do mean "another parser", I'm not
>> sure how you would coordinate the sev
> On 9 Feb 2019, at 00:21, Peng Yu wrote:
>
>> %x INITIAL HEREDOC
>
> I see %x is from flex. Bash can support nested heredoc. How can it be
> implemented in flex?
For nested environments one uses a stack, if there are local variables to keep
track of. Such switches will then appropriately ha