[Haskell-beginners] How to design functions so they can be part of other larger systems?

[Darren Grant]

This is a great bridge article, thanks!
On 2013-03-24 10:45 AM, "Gabriel Gonzalez" <gabriel439 at gmail.com> wrote:

> On 03/24/2013 10:30 AM, Costello, Roger L. wrote:
>
>> Hi Folks,
>>
>> I read this statement by Tim Berners-Lee [1]:
>>
>>      It is not only necessary to make sure your own system
>>      is designed to be made of modular parts. It is also
>>      necessary to realize that your own system, no matter
>>      how big and wonderful it seems now, should always be
>>      designed to be a part of another larger system.
>>
>> Recently I have been working hard to learn how to better modularize. But
>> now TBL says that I must do more - I must not only modularize well, but I
>> must also build the modules so that they can be part of other larger
>> systems.
>>
>> How do I design modules so that they may be part of other larger systems?
>> Are there any articles that give guidelines on how to do this? What are
>> your thoughts on how to do this?
>>
>>
>>
>
> I recommend that you read the following post I wrote:
>
> http://www.haskellforall.com/**2012/08/the-category-design-**pattern.html<http://www.haskellforall.com/2012/08/the-category-design-pattern.html>
>
> It introduces category theory in the context of designing modular and
> resuable components.  Category theory differentiates itself from other
> vague notions of modularity by providing an elegant and precise definition
> of what it means for something to be "modular".
>
>  /Roger
>>
>> [1] http://www.w3.org/**DesignIssues/Principles.html<http://www.w3.org/DesignIssues/Principles.html>
>>
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>
>
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