Re: [css3-flexbox] min-width/height: auto, its Computed Value line, and "computes to" prose

On 05/19/2012 06:39 PM, Boris Zbarsky wrote:
> On 5/19/12 6:44 PM, Tab Atkins Jr. wrote:
>>> I think the "New Computed Value" line is correct, the 'auto' keyword
>>> should always be the computed value, and the second quoted piece of
>>> prose should be changed to avoid the term "computes".
>>>
>>> This would avoid implementation complexity and the need to update
>>> http://wiki.csswg.org/spec/property-dependencies to reflect this
>>> additional dependency.
>>
>> What effect would this have on Block Layout margin-collapsing, which
>> assigns special meaning to a min-height other than 0?
>
> Does it assign that meaning to the computed value or the used value?
>
> Seems like the right thing to do is to have the special meaning
> assigned to used value, no matter what the actual computed value
> here is.

Computed value. The spec is very clear that margin collapsing is
based entirely on computed, not used, values.

~fantasai