<div dir="ltr"><div class="gmail_default" style="font-family:georgia,serif">No, it is not a bug.</div><div class="gmail_default" style="font-family:georgia,serif"><br></div><div class="gmail_default" style="font-family:georgia,serif">For a closure, you have to call self explicitly unless the closure is mark as @noescape. Also, in this situation, self is not unowned, as the closure is not stored, it ran and released. Below, is a situation that you need use unowned self. Here the closure is stored in variable d instead of running and releasing.</div><div class="gmail_default" style="font-family:georgia,serif"><br></div><div class="gmail_default"><div class="gmail_default"><font face="georgia, serif"> lazy var d:()->Int = { [unowned self] in</font></div><div class="gmail_default"><font face="georgia, serif"> return self.a*self.b</font></div><div class="gmail_default"><font face="georgia, serif"> }</font></div><div class="gmail_default"><font face="georgia, serif"><br></font></div><div class="gmail_default"><font face="georgia, serif">Zhaoxin</font></div></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Jul 5, 2016 at 3:42 AM, Karl 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"><span class=""><br><div><blockquote type="cite"><div>On 4 Jul 2016, at 21:12, Mark Dalrymple via swift-users <<a href="mailto:swift-users@swift.org" target="_blank">swift-users@swift.org</a>> wrote:</div><br><div><div dir="ltr">Here's the one I started with:<div><span style="font-size:13px"><br></span></div><div><span style="font-size:13px"> </span><span style="font-size:13px">lazy var c:Int = {return a*b}()</span><br></div><div><span style="font-size:13px"><br></span></div><div><span style="font-size:13px">and ended up with:</span></div><div><span style="font-size:13px"><br></span></div><div><span style="font-size:13px"><div> lazy var c:Int = {return self.a * self.b}()</div><div><br></div><div>It's in a closure, so need to explicitly reference self.</div><div><br></div><div>Cheers,</div><div>++md</div><div><br></div></span></div></div></div></blockquote></div><br><div><br></div></span><div>I’ve been hitting this myself. I think it’s a bug -- yes, you are technically in a closure, but the closure does not capture ‘self’ beyond the lifetime of ‘self’. In this context, ’self’ should automatically be ‘unowned’.</div><div><br></div><div>Karl</div></div><br>_______________________________________________<br>
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