<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><div><br></div>Hi all,<div><br></div><div>Back in the ‘70s when I programmed LISP machines (before getting access to Smalltalk), multi-value return was most frequently used to return a value and an “condition” flag.</div><div><br></div><div>I’ve done something similar in Smalltalk apps where you have a global weak dictionary (like DependentsFields) for the conditions associated with a specific object (or with a context). This way, a calling method can process the return value and then (optionally) look at the return condition.</div><div><br></div><div>stp<br><div>
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<div><br><blockquote type="cite"><div>On Jun 21, 2023, at 7:44 AM, Christian Haider via Cuis-dev <cuis-dev@lists.cuis.st> wrote:</div><br class="Apple-interchange-newline"><div><div>Yes, it is a simple destructuring. The real thing I saw in Lisp was able to destruct lists of lists of lists ... <br>Here it is the simple case for flat lists.<br><br>When I came across this, I asked in the vwnc list about the name. My proposal was something like #destuctDo:.<br>Other good names were #allIn: (which is implemented in Amber) or #in:.<br>Vanessa Freudenberg came up with #asArgumentsIn: which I adapted, because it names exactly what it does. <br>The other names are nice and short, but not distinctive enough for my taste.<br>I have a hunch that there is a better name out there, but it has not been found yet.<br><br><br>-----Ursprüngliche Nachricht-----<br>Von: Cuis-dev <cuis-dev-bounces@lists.cuis.st> Im Auftrag von Mariano Montone via Cuis-dev<br>Gesendet: Mittwoch, 21. Juni 2023 15:54<br>An: Discussion of Cuis Smalltalk <cuis-dev@lists.cuis.st><br>Cc: Mariano Montone <marianomontone@gmail.com>; Luciano Notarfrancesco <luchiano@gmail.com><br>Betreff: Re: [Cuis-dev] Methods that return multiple values<br><br>El 21/6/23 a las 10:44, Luciano Notarfrancesco via Cuis-dev escribió:<br><blockquote type="cite">Interesting, thanks for sharing!<br>Actually I think it’s the same thing I did<br></blockquote><br>Yes, I think you've implemented destructuring rather than multiple-value return, as your solution can be applied to other things than method call returns.<br><br>This is something nice to have, makes code more readable.<br><br><br> Mariano<br><br><br>--<br>Cuis-dev mailing list<br>Cuis-dev@lists.cuis.st<br>https://lists.cuis.st/mailman/listinfo/cuis-dev<br><br>-- <br>Cuis-dev mailing list<br>Cuis-dev@lists.cuis.st<br>https://lists.cuis.st/mailman/listinfo/cuis-dev<br></div></div></blockquote></div><br></div></body></html>