Re: Trouble with imported enums in Swift
Re: Trouble with imported enums in Swift
- Subject: Re: Trouble with imported enums in Swift
- From: Greg Parker <email@hidden>
- Date: Tue, 21 Oct 2014 13:13:56 -0700
> On Oct 21, 2014, at 11:38 AM, Rick Mann <email@hidden> wrote:
>
>> On Oct 21, 2014, at 09:18 , Raglan T. Tiger <email@hidden> wrote:
>>
>>> On Oct 20, 2014, at 10:53 PM, Rick Mann <email@hidden> wrote:
>>>
>>> Sigh, I figured it out. Not only do you have to use NS_ENUM, the enumeration members MUST begin with the name of the enumeration.
>>
>> Example please ... I feel unfulfilled.
>
> It's precisely as shown here (if not spelled out in words), under "Enumerations":
>
> https://developer.apple.com/library/ios/documentation/swift/conceptual/buildingcocoaapps/InteractingWithCAPIs.html
>
> typedef NS_ENUM(NSInteger, UITableViewCellStyle)
> {
> UITableViewCellStyleDefault,
> UITableViewCellStyleValue1,
> UITableViewCellStyleValue2,
> UITableViewCellStyleSubtitle
> };
NS_ENUM or NS_OPTIONS is required for Swift to import it.
The name prefix is not required. If I recall correctly, the Swift importer has some heuristics to omit any shared prefix from the Swift names, but if there is no prefix then the enumerators are imported unchanged.
--
Greg Parker email@hidden Runtime Wrangler
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