Is there any real problem with circular reference cloning? I don't see any,
Please let me know in the simplest case e.g. { a: a } (obviously contrived
syntax here)Otherwise, I agree completely about the 4 dots being the wrong syntax for this, precisely for the reason you gave On Tue, 23 Oct 2018 at 18:18 Henrique Barcelos <[email protected]> wrote: > IMO, this would be very problematic. > > 1. 4 dots are visually almost identical to 3 dots. This could introduce > severe bugs because of a simple hard to spot typo. > > 2. Deep traversing will always have performance problems in some cases. > Dealing with circular references can take this issue even further. > > I believe such functionality should be used in very specific situations, > where object shape is well-known, not very deep and definitely not > circular. So, supporting this at the core of the language will probably be > frowned upon by the community. > > Em ter, 23 de out de 2018 08:57, Ahad Cove <[email protected]> escreveu: > >> Hello Scripters, >> >> I really appreciate everything you all have done for the language and >> have no complaints over here. >> I do have a suggestion though :) >> >> At work we’ve almost got rid of lodash, except we still need it for >> DeepCopy vs rolling our own. >> It’s the same with my side projects. I don’t use lodash because the main >> times that I need deep copy is when I’m either digging into the Redux store >> using React, or copying an observable in the Angular world. >> >> I believe ES Script users would appreciate having a deep copy spread >> operator tremendously. >> >> My proposal is to go off of the current spread operator we currently have >> in ES and make it 4 dots for a deep spread. This can be used on Objects or >> Arrays. >> >> ‘’’js >> const oldDeepObj = { >> InnerObj: { >> func: () => return ‘wow’ >> } >> } >> >> const obj = {....oldDeepObj} >> obj.innerObj.func = () => return ‘nice’ >> >> oldDeepObj.innerObj.func() >> > wow >> ‘’’ >> >> Thank you! >> Looking forward to hearing back from you all. >> If there’s any other questions let me know >> >> - Bilal Abdullah >> _______________________________________________ >> es-discuss mailing list >> [email protected] >> https://mail.mozilla.org/listinfo/es-discuss >> > -- > > Henrique > _______________________________________________ > es-discuss mailing list > [email protected] > https://mail.mozilla.org/listinfo/es-discuss >
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