[mercury-users] A thought on state variables and the library

[Julian Fondren]

On 2/19/07, Peter Schachte <schachte at csse.unimelb.edu.au> wrote:
> doug.auclair at logicaltypes.com wrote:
> > "Use state variables; do not use DCGs (except for scanners/parsers)"
> Don't forget output generation; DCGs are very good for that, too.

And compiler/bytecode.m -- DCGs are very good for that, too.

(So far, I think 'go with state variables' a good bias, which seems
to lead to less hassle and redecision-due-to-unacceptable-ugliness
when it comes time to add more complexity to a clause.)

Cheers,
Julian
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