Re: 10206 productions re-write

On 23/02/17 18:53, Paul Isaacs wrote:
> 
> 
> On 23/02/17 06:26 AM, Bastiaan Veelo wrote:
>> […] Maybe, but I can’t see how… But why rewrite at this point? For
>> performance? Best, Bastiaan. 
> 
> Hello Bastiaan,
> 
> Thanks for the reply.
> 
> I think that variable-access is left recursive. Therefore, with a
> recursive descent parser, I have to rewrite.
> 
> It looks like the basic form of varaible-access is:
> 
> identifier { suffix } where suffix varies for record/array/dereference
> and doesn't exist for entire variable.
> 
> Regards,
> 
> Paul
> 
> 
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Hi Paul,

Here is a link to a Pascal recursive decent parser.
It seems to handle basic variable access OK.

Regards,
Peter

https://github.com/tangentstorm/pascal/blob/master/super/parse.p


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