[swift-evolution] Marking sort and sorted with rethrows
ckornher at me.com
Wed Jun 8 12:36:11 CDT 2016
+1 This is straightforward and self-documenting.
> On Jun 8, 2016, at 11:21 AM, Chris Lattner via swift-evolution <swift-evolution at swift.org> wrote:
>> On Jun 8, 2016, at 7:52 AM, Brent Royal-Gordon <brent at architechies.com> wrote:
>>> Is there a widely used comparison function that throws?
>> Any comparison function that examines external data related to the instance:
>> * Sorting filenames by the data in the corresponding files
>> * Instances backed by a database where actually loading the data could fail
>> * Etc.
> Ok, instead of using rethrows, would it be a better overall design be to define two overloads, one that takes a throwing closure and one that doesn’t? This allows the throw-supporting implementation to be slower without punishing the normal case..
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