[sorry forgot to reply to all] ---------- Forwarded message ---------- From: "joe" <joe...@gmail.com> Date: Jun 25, 2015 5:34 PM Subject: Re: insteadof operator To: "Bergi" <a.d.be...@web.de> Cc:
Would there be any security issues? Also, runtime or lexical scope? I've actually wanted this feature for a while now, but always assumed it had no chance of happening due to security issues. Of course, I know nothing about security so I could be wrong. On Jun 25, 2015 4:48 PM, "Bergi" <a.d.be...@web.de> wrote: > Bucaran schrieb: > > It would be nice if there was a special construct like `typeof` or >> `instanceof` that would take a name and evaluate to whatever >> variable / function of the same name existing in the parent scope (or >> undefined otherwise). >> > > Sorry, no. Please not. > This would be a horrible feature, making name collisions (which are > already confusing as hell at times) even more confusing. Scoping is already > complicated, no need to introduce an edge case that all tooling (including > human brains) would need to get learned. > > There already does exist a simple, familiar, and working solution (well, > multiple ones actually), it's not worth the trouble of introducing a new > operator. > > Bergi > _______________________________________________ > es-discuss mailing list > es-discuss@mozilla.org > https://mail.mozilla.org/listinfo/es-discuss >
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