[swift-evolution] Enum case count

[richardjrossiii at gmail.com]

Because returning a usable function reference is more useful than just a string describing the argument types, at least for most common use cases.
--
Richard

> On Feb 18, 2016, at 10:33 AM, Joao Nunes via swift-evolution <swift-evolution at swift.org> wrote:
> 
> Richard,
> 
> Why not the following?
> 
> enum Foo {
>    case Bar(String)
>    case Baz(Int)
> }
> 
> let cases: [String: Any] = Foo.allCases 
> print(cases)
> // [.Bar(String), .Baz(Int)]
> 
> João Nunes
> 
>> On 18 Feb 2016, at 20:22, Erica Sadun <erica at ericasadun.com> wrote:
>> 
>> I'd really like to see the count / collection thing happen.
>> 
>> -- E
>> 
>> 
>>> On Feb 18, 2016, at 11:08 AM, Ross O'Brien via swift-evolution <swift-evolution at swift.org> wrote:
>>> 
>>> João,
>>> 
>>> your proposal has been proposed before, but I don't think it's been formally submitted for review yet:
>>> https://github.com/jtbandes/swift-evolution/blob/977a9923fd551491623b6bfd398d5859488fe1ae/proposals/0000-derived-collection-of-enum-cases.md
>>> 
>>>> On Thu, Feb 18, 2016 at 5:57 PM, João Nunes <swift-evolution at swift.org> wrote:
>>>> Hi,
>>>> 
>>>> I have one proposal for the language to add a property to enums with the total number of cases.
>>>> 
>>>> Example:
>>>> 
>>>> enum Section {
>>>> case Tag
>>>> case Article
>>>> }
>>>> 
>>>> let cases = Section.caseCount
>>>> 
>>>> This would be extremely useful when using enums for tableviews.
>>>> 
>>>> What do you think?
>>>> 
>>>> 
>>>> João Nunes
>>>> 
>>>> Sent from my iPhone
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>>> 
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