[plt-scheme] Macro practice

What is TYS?

On 4/24/09, Matthias Felleisen <matthias at ccs.neu.edu> wrote:
>
> Todd, for the record, existing hygienic macro systems are MORE
> expressive than existing unhygienic macro systems. (I suspect that
> this could also be applied to theoretical models, but these models
> aren't complete enough to make this comparison meaningful.)
>
> I urge you to start with a study of syntax-rules (a la TSPL or TYS)
> and then to proceed to syntax-case and friends. By that point Ryan
> will have finished his tutorial on syntax programming in PLT and
> you'll be in shape to increase your productivity by an order of
> magnitude. (Just as Paul Graham says)
>
>
>
> On Apr 24, 2009, at 12:32 PM, Tim Wawrzynczak wrote:
>
>> Honestly, if you really want to see the power of macros, look
>> through Paul Graham's 'On Lisp.'  Granted, it's written from the
>> perspective of Common Lisp, but the general idea is applicable to
>> most Lisps.  Some things won't work, b/c I dont' believe Scheme's
>> hygienic macros even allow variable capture, but overall it's an
>> excellent treatise on Lisp macros.
>>
>> http://www.paulgraham.com/onlisp.html
>>
>> Tim
>>
>> On Fri, Apr 24, 2009 at 11:25 AM, Chongkai Zhu <czhu at cs.utah.edu>
>> wrote:
>> Also chapter 8 or TSPL
>>
>> http://www.scheme.com/tspl3/syntax.html#./syntax:h0
>>
>> Chongkai
>>
>>
>> Todd O'Bryan wrote:
>> I'm trying to learn about macros. Does anybody teach the concept and
>> have lecture notes (that'd be great) or some sample problems to try
>> (which would be wonderful)?
>>
>> Todd
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>

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