[mercury-users] lexer construction

Ralph Becket rafe at cs.mu.OZ.AU
Tue Feb 12 17:44:41 AEDT 2002

Ralph Becket, Tuesday, 12 February 2002:
> You're quite right, although I wasn't aware that it was a performance
> problem.
> I think the right solution is to use type classes, supply the
> appropriate instances for IO streams and strings, and get rid of the
> need to mention the input stream source type at all in calls to init.
> I'll put this on the TODO list, but I'm afraid there are several other
> tasks closer to the top right now.  If the status quo is a *major*
> problem, let me know and I'll see what can be done about bumping up the
> priority of this task...

Another important improvement would be to support generation of
mercury modules implementing lexers.

- Ralph
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