What happens if it's an abstract base class instead of an interface? On Mon, Aug 29, 2016, 03:25 Markus Schaber <m.scha...@codesys.com> wrote:
> Hi, > > > > Our tests recently caught a strange regression in our application. One can > make existing scripts fail by changing an internal class to public. > > > > The attached program reproduces the issue. The problem is that the method > has optional parameters, but those are only declared at the interface. > > > > Now, when the class changes from “internal” to “public”, IronPython binds > directly to the public methods without considering the interfaces any more, > and thus does not recognize the optional parameters. > > > > Now, the question is whether this could be considered a bug in IronPython, > or whether it should be considered a bug to implement an interface method > without replicating the default parameter values… > > > > Best regards > > Markus Schaber > > *CODESYS®* a trademark of 3S-Smart Software Solutions GmbH > > *Inspiring Automation Solutions * > ------------------------------ > > 3S-Smart Software Solutions GmbH > Dipl.-Inf. Markus Schaber | Product Development Core Technology > Memminger Str. 151 | 87439 Kempten | Germany > Tel. +49-831-54031-979 | Fax +49-831-54031-50 > > E-Mail: m.scha...@codesys.com | Web: codesys.com <http://www.codesys.com> > | CODESYS store: store.codesys.com > CODESYS forum: forum.codesys.com > > *Managing Directors: Dipl.Inf. Dieter Hess, Dipl.Inf. Manfred Werner* | *Trade > register: Kempten HRB 6186* | *Tax ID No.: DE 167014915* > * ------------------------------ * > > > > *This e-mail may contain confidential and/or privileged information. If > you are not the intended recipient (or have received this e-mail in error) > please notify the sender immediately and destroy this e-mail. Any > unauthorised copying, disclosure or distribution of the material in this > e-mail is strictly forbidden.* > _______________________________________________ > Ironpython-users mailing list > Ironpython-users@python.org > https://mail.python.org/mailman/listinfo/ironpython-users >
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