From: Lionel Thiry <lthiryidontwantspam@...>
Date: 2005-04-08T08:29:42+09:00
Subject: Re: [ANN] Rant 0.3.2

Jim Weirich a �crit :
> On Wednesday 06 April 2005 09:09 pm, Lionel Thiry wrote:

>>I have forgotten one, the way tasks are executed. You can execute the TDG
>>in such a way that you don't have to check repeatedly each task to know if
>>it has already been executed. You just begin at the right starting nodes
>>and follows the arrows.
>>
>>Well, that's what I thought until I tried to code that myself. What a
>>nightmare! :)
> 
> 
> Hmmm ... I suppose you could do a topological sort on the nodes of the DAG and 
> execute them in reverse order.

Not a good idea when combined with multithreading. (or I haven't found how to do)

> There might be some dynamic behavior that is 
> lost with that approach.

And I personnaly wouldn't like to lose that "some dynamic behavior".

>  And I'm not sure you would do any /less/ checking 
> doing the sort.

I'm slowly thinking the same as you.

>>Do you mean that every thing in the list above can already be done with
>>rake? Or will be added to rake? Will you really add all these features?
> 
> 
> If there is interest in any of those features, I would consider implementing 
> them.  Patches and source code contributions are always welcome too.  I 
> remain the final decision maker, but I try to keep an open mind to 
> suggestions.   

Ok. I'll think about it. :)

> 
> 
>>Especially about (1), would you plan to decouple Rake interface (the
>>Rakefiles) and Rake internals? Said another way, would you plan to make
>>rake usable through a standard ruby script?
>>
>>  require 'rake'
>>  # do rake stuff but more explicitly
>>  # no more implicit tasks or rules
>>  # no more implicit management of options
> 
> 
> See, you half way convinced me already.  Actually, you /can/ do this today.  
> In fact, that's how the unit tests work.  But there is some cleanup that 
> could be done to make the interface better.  If you have specific 
> suggestions, I'm listening.

Ok. I'll think about suggestions (and patches) and propose them to you on the 
Rake mailing list whenever I have one.

--
Lionel Thiry