Why would you still call it a setter if it's going to create a new object? Just create a new object, and use that.
This sounds like an XY problem. Why do you think you need this? On Jun 19, 2016 6:00 PM, "Dan P" <[email protected]> wrote: > I appreciate the immutability part, but we can make these setters into > pure functions by creating new Date objects with each call. > > Secondly, when you're rewriting pure functions provided by the JS API > itself, the only thing you do is increase the chance of an implementation > mistake. The only thing that isn't totally uniform across browsers is > Date.parseString(). There are things that can be improved, like how Haskell > uses types to distinguish UTCTime and LocalTime, but don't fix what ain't > broke. > > > On Sunday, June 19, 2016 at 5:37:15 PM UTC-4, Joey Eremondi wrote: >> >> reproduces working JS APIs >> >> >> This is the goal! Reproducing libraries in pure Elm is much safer and >> more desirable than writing wrappers around JS. >> >> Make sure that whatever you do, you respect Elm's philosophy: all data is >> immutable, and side-effects are always wrapped in a Task or a Cmd. >> >> On Sun, Jun 19, 2016 at 1:31 PM, Dan P <[email protected]> wrote: >> >>> I realize elm-date-extra <https://github.com/rluiten/elm-date-extra> exists, >>> but it's bloated, (apparently) unstable, reproduces working JS APIs, and is >>> not likely to be merged to core any time soon[1]. I'm considering making a >>> simplified fork of the former, but this rejected pull request >>> <https://github.com/elm-lang/core/pull/214> gives me pause. Can anyone >>> more familiar with the Elm ecosystem please advise? >>> >>> [1]: Not to say that it doesn't also provide useful functionality! But >>> core.Date is a little spartan, don't you think? >>> >>> >>> >>> On Sunday, June 19, 2016 at 3:03:51 PM UTC-4, Dan P wrote: >>>> >>>> (e.g. Date.setDate() in JS) >>>> >>>> Or would a pull request not be in vain? >>>> >>>> Compare: >>>> http://package.elm-lang.org/packages/elm-lang/core/4.0.1/Date >>>> >>>> >>>> https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Global_Objects/Date >>>> >>>> -- >>> You received this message because you are subscribed to the Google >>> Groups "Elm Discuss" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> -- > You received this message because you are subscribed to the Google Groups > "Elm Discuss" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "Elm Discuss" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
