[asdf-devel] component-property

Cyrus Harmon ch-lisp at bobobeach.com
Thu Jan 31 17:15:40 UTC 2013


I'm still curious as to _why_ component property is going away, not (just) how you think folks should work around its absence.

thanks,

Cyrus

On Jan 31, 2013, at 9:10 AM, Faré <fahree at gmail.com> wrote:

>>> On the one hand, I am deprecating component-property in ASDF3,
>> 
>> Why? What will be the new mechanism for what component-property
>> provides?
>> 
> I propose that any data that component-property is actually used for
> should be in appropriate slots of the system.
> I will gather a list from things in quicklisp.
> 
> As for extensibility, there is already defclass for that.
> Or comments, when the meta-data isn't for machine consumption.
> 
> This will not happen for ASDF 2.27, but hopefully for 3.0.
> Even after it happens, a compatibility layer will be provided for old code;
> but its use for new code will be strongly discouraged,
> e.g. by droppng the data that doesn't fit the backward-compatibility schema,
> and/or issuing an error if the system is not whitelisted.
> 
> —♯ƒ • François-René ÐVB Rideau •Reflection&Cybernethics• http://fare.tunes.org
> Economics is not about goods and services; it is about human choice and action.
>        — Ludwig von Mises
> 
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