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- Subject: Re: [ANN] codepeg
- From: Wesley Smith <wesley.hoke@...>
- Date: Thu, 21 Apr 2011 09:51:31 -0700
> Going by the readme this looks great - I imagine I'll be giving it a
> go use it next time I need to write a parser.
>
> Being able to generate useful diagnostics from PEGs is probably the
> most attractive feature for me, so if you're looking for more examples
> or additions to the readme I might suggest adding a demonstration of
> this functionality.
Thanks. I've found the tracing capabilities incredibly helpful when
writing grammars. You're right that an example showing this off is
needed. Until that happens, there a crude way to see it. In
codepeg.Parser, at the top of the file, change DEBUG2 = false to
DEBUG2 = true and you'll see a printout of the rules the parser
traverses less the tokens.
wes