Sounds like a way forward then to both address the current concern, and improve this overall. Does this work for everybody?
Robin On Thu, Dec 10, 2020 at 18:26 +0000, Johanna Amann wrote: > I like this idea, including just deprecating the old syntax - that makes it > explicit what exactly happens. > > Johanna > > On 10 Dec 2020, at 18:06, Robin Sommer wrote: > > > It's interesting how different people have different intuitions on > > semantics here. I also see it as consistent with function arguments, > > that's why I'd be fine it. That said, I was also thinking along the > > same lines of adding explicit capture specifications: deprecate the > > current, capture-spec-less syntax, and generally just require people > > to list what they want to capture; seems like a useful practice to me. > > And then we let them tell Zeek if they want deep or shallow copies > > (but always copies, not references). "when" could then move into the > > same direction as well; maybe it could even change to take a lambda > > instead of its own body. That would simplify the implementation, too. > > > > Robin > > > > On Thu, Dec 10, 2020 at 09:40 -0800, Vern Paxson wrote: > > > > > > for sure on my wishlist is consideration for some deprecation-path, > > > > differentiating-syntax (maybe event just temporary), or other > > > > warning/notice that can help users along instead of potentially > > > > breaking their code outright. > > > > > > Good point. Seems a natural way to do this is to add C++-style [] > > > capture > > > syntax, and a deprecation warning (and the current semantics) if > > > it’s > > > missing. (And maybe no warning if the body doesn’t use any of the > > > outer > > > variables, since that form will continue to work.) > > > > > > — Vern > > > _______________________________________________ > > > zeek-dev mailing list -- zeek-dev@lists.zeek.org > > > To unsubscribe send an email to zeek-dev-le...@lists.zeek.org > > > > -- > > Robin Sommer * Corelight, Inc. * ro...@corelight.com * www.corelight.com > > > > _______________________________________________ > > zeek-dev mailing list -- zeek-dev@lists.zeek.org > > To unsubscribe send an email to zeek-dev-le...@lists.zeek.org -- Robin Sommer * Corelight, Inc. * ro...@corelight.com * www.corelight.com
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