[web-devel] yesod dependency hell

[Michael Litchard]

My thinking is that this problem comes up anytime someone wants to
play around with experimental code. As evidenced by the
yesodwiki.cabal file, I think there's a more straightforward solution.
I'm just not seeing it.

On Wed, Jun 22, 2011 at 1:46 PM, Thomas Hartman
<thomashartman1 at googlemail.com> wrote:
> one idea: move .ghc and .cabal to temp directory.
>
> start over with a clean slate.
>
> On Wed, Jun 22, 2011 at 1:30 PM, Michael Litchard <michael at schmong.org> wrote:
>> Configuring Aframe-0.0.1...
>> Warning: This package indirectly depends on multiple versions of the same
>> package. This is highly likely to cause a compile failure.
>> package yesod-auth-0.4.0.2 requires yesod-form-0.1.0.1
>> package yesod-0.8.2.1 requires yesod-form-0.1.0.1
>> package Aframe-0.0.1 requires yesod-form-0.2.0
>>
>> I specified in Aframe.cabal yesod-form 0.2.0. The above warning is
>> what I was looking to avoid. What is the solution to this problem? I
>> could not find an obvious solution in yesodwiki.cabal, even though I
>> see it's doing something similar to what I want. How did you deal with
>> the above warning message?
>>
>> On Wed, Jun 22, 2011 at 12:32 PM, Michael Snoyman <michael at snoyman.com> wrote:
>>> Have a look at the yesodwiki[1]; basically, you can't use the yesod
>>> package itself, only the subpackages. This is by design so that a
>>> single Yesod release will keep API stability, while users can still
>>> experiment with newer versions of underlying packages.
>>>
>>> Michael
>>>
>>> [1] https://github.com/snoyberg/yesodwiki/blob/master/yesodwiki.cabal
>>>
>>> On Wed, Jun 22, 2011 at 10:29 PM, Michael Litchard <michael at schmong.org> wrote:
>>>> I need to use yesod-form 0.2.0. The problem is that the yesod package,
>>>> and the yesod-auth package expect yesod-form to be 0.1.0*
>>>> I tried changing the .cabal files but that breaks in ways that makes
>>>> me think the fix is not so simple. How do I go about being able to use
>>>> yesod-form 0.2.0
>>>>
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>>>>
>>>
>>
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>