[parenscript-devel] Skipping null returns at the top level.

[szergling]

On 1/27/10, Vladimir Sedach <vsedach at gmail.com> wrote:
> I've also found that annoying about macros. I'm going to see what can be
> done.
>
> Vladimir

Thank you. Look forward to it.

By the way, I think implicit return is a very useful feature.

Yong.


> 2010/1/26 szergling <senatorzergling at gmail.com>:
>> Hi folks,
>>
>> I was wondering if there's an idiom for skipping the generation of a
>> form completely at the top-level. This is mildly related to the
>> implicit return feature currently being trialled. Here's an example:
>> suppose I'm trying to skip over this form:
>>
>> (in-package :something-something)
>>
>> by using
>>
>> (defpsmacro in-package (x) nil)
>>
>> An in-package form then compiles to "null;"
>>
>> This spurious output may result in errors (I'm using ps to convert
>> my Lisp code to Actionscript).
>>
>> How about using (values) to indicate explicitly that something
>> doesn't have any return values?
>>
>> Yong.
>>

<<snip>>