[swift-evolution] [Review] SE-0059: Update API Naming Guidelines and Rewrite Set APIs Accordingly

[Erica Sadun]

> On Apr 7, 2016, at 2:34 PM, Dave Abrahams via swift-evolution <swift-evolution at swift.org> wrote:
> 
> 
> on Mon Apr 04 2016, Xiaodi Wu <swift-evolution at swift.org> wrote:
> 
>> My read on the API guidelines is that the mutating/non-mutating distinction is
>> made by verbs vs. nouns. The verb itself doesn't have to "suggest" or "feel"
>> mutating, it just has to be clearly a verb. Thus, IMO, `form` is as good a verb
>> as any, although if we're going to return to bikeshedding I would suggest that
>> `do` is even shorter.
> 
> It is, but x.doUnion(y) doesn't make any plausible sense, at least not
> to me.

It's worth mentioning that there's still a fanbase for `union` and `unionInPlace`.

-- E