<div dir="ltr">1. Maybe ProductGenerator?<div>2. Use AnyGenerator<(T, U)>?</div><div><br></div><div>I'd love to see something like this in stdlib:</div><div><br></div><div>func product<S1, S2>(s1: S1, s2: S2) -> ProductSequence<S1.Generator.Element, S2.Generator.Element> {</div><div> ...</div><div>}</div><div><br></div><div>where ProductSequence<T,U>.Generator.Element is (T, U).</div><div><br></div><div>So your example could be "for (x,y) in product(0..<4, 0..<2)".</div><div class="gmail_extra"><br clear="all"><div><div><div dir="ltr"><div>Jacob Bandes-Storch<br></div></div></div></div>
<br><div class="gmail_quote">On Fri, Dec 18, 2015 at 1:22 PM, Erica Sadun via swift-users <span dir="ltr"><<a href="mailto:swift-users@swift.org" target="_blank">swift-users@swift.org</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word">Source: <a href="http://swiftstub.com/788132715" target="_blank">http://swiftstub.com/788132715</a><div><br></div><div>Two questions:</div><div><br></div><div>1. Can anyone recommended a better name than Cartesian? 2D doesn't work for the compiler and I'm looking for something that doesn't seem "floating-point"-y</div><div>2. Is there a way to internalize the generator and not make it public? I'd ideally like to hide all details except the fact that this is a sequence of (Int, Int)</div><div><br></div><div>Thanks</div><div><br></div><div>-- Erica</div><div><br></div>
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