`reuse` Then we just need an excuse for a function named ‘recycle’...
l8r Sean > On Jan 17, 2017, at 7:36 PM, T.J. Usiyan via swift-evolution > <swift-evolution@swift.org> wrote: > > `reduceInout` > > On Tue, Jan 17, 2017 at 6:30 PM, Xiaodi Wu via swift-evolution > <swift-evolution@swift.org> wrote: > Agree. The functional style should keep the functional name. > > On Tue, Jan 17, 2017 at 16:18 David Sweeris via swift-evolution > <swift-evolution@swift.org> wrote: > > On Jan 17, 2017, at 16:11, Karl Wagner via swift-evolution > <swift-evolution@swift.org> wrote: > >> >>> On 17 Jan 2017, at 23:09, Karl Wagner <karl.sw...@springsup.com> wrote: >>> >>> >>>> On 16 Jan 2017, at 14:49, Chris Eidhof via swift-evolution >>>> <swift-evolution@swift.org> wrote: >>>> >>>> Hi, >>>> >>>> How does everyone feel about adding a second version of `reduce` to >>>> `Sequence`? Instead of a `combine` function that's of type `(A, Element) >>>> -> A`, it would be `(inout A, Element) -> ()`. This way, we can write nice >>>> functionals algorithms, but have the benefits of inout (mutation within >>>> the function, and hopefully some copy eliminations). >>>> >>>> IIRC, Loïc Lecrenier first asked this on Twitter. I've been using it ever >>>> since, because it can really improve readability (the possible performance >>>> gain is nice, too). >>>> >>>> Here's `reduce` with an `inout` parameter, including a sample: >>>> https://gist.github.com/chriseidhof/fd3e9aa621569752d1b04230f92969d7 >>>> >>>> -- >>>> Chris Eidhof >>>> _______________________________________________ >>>> swift-evolution mailing list >>>> swift-evolution@swift.org >>>> https://lists.swift.org/mailman/listinfo/swift-evolution >>> >>> +1 >>> >>> I would even argue for it to be the default. >> >> I mean, assuming having two “reduce”s would stress the typechecker, as Joe >> suggested it might, I would say “inout” makes sense to be the default and >> the other one can find itself a new name. > > IIRC, the "reduce" name comes from functional programming... should the > functional style keep the functional name? > > - Dave Sweeris > _______________________________________________ > swift-evolution mailing list > swift-evolution@swift.org > https://lists.swift.org/mailman/listinfo/swift-evolution > > _______________________________________________ > swift-evolution mailing list > swift-evolution@swift.org > https://lists.swift.org/mailman/listinfo/swift-evolution > > > _______________________________________________ > swift-evolution mailing list > swift-evolution@swift.org > https://lists.swift.org/mailman/listinfo/swift-evolution _______________________________________________ swift-evolution mailing list swift-evolution@swift.org https://lists.swift.org/mailman/listinfo/swift-evolution
