'A itemList' ;-) tirsdag 22. november 2016 14.06.17 UTC+1 skrev Andrew Radford følgende: > > I think his point was if it was a Maybe List Int, then you would have > > 'A items' > > It still seems English is not up to this task :) We should probably just > make up a new word, start using it day to day, then have it included in the > OED. If it can be done for 'selfie > <https://en.oxforddictionaries.com/definition/selfie>', then we could do > it for <insert candidate here> > > On Tuesday, 22 November 2016 10:35:48 UTC, Will White wrote: >> >> type Maybe thing = A thing | Nothing >> >> So with List.head list I’d get A 2 or Nothing. >> >> On 22 Nov 2016, at 10:20, Oliver Searle-Barnes <[email protected]> wrote: >> >> The problem with Some is that it should be A/An/Some depending on the >> subject. I'm starting to come round to Thing vs Nothing. While the grammer >> isn't spot on the semantics are very clear. >> >> >> On Tuesday, 22 November 2016 11:06:10 UTC+1, Will White wrote: >>> >>> weapon = Just sword doesn’t make sense for Maybe. It implies “just >>> sword, out of all the weapons”. Just *would*make sense in a Just weapon >>> | All (List weapon) type, where weapon could also be All [ sword, mace, >>> nunchuk ]. >>> >>> I think we all agree that Nothing totally nails its concept (better than >>> null for the uninitiated). I'm just looking for a word that implies its >>> alternative is Nothing, e.g. Thing, Something. If it’s grammatically >>> correct, that’s a bonus, but I think eliminating things which hinder >>> understanding is more important. >>> >>> On 22 Nov 2016, at 00:24, joseph ni <[email protected]> wrote: >>> >>> I came to Elm not knowing about the Maybe type. >>> The hardest thing for me to grasp was the use case and being able to map >>> : (a -> b) -> Maybe a -> Maybe b. And knowing when to use a Maybe (rarely) >>> vs when to use a union type or refactor the code so it doesn't need the >>> Maybe type. >>> >>> If I was to qualitatively estimate the amount of time spent learning >>> about Maybe. I'd say it took me a moment to understand `Maybe a = Just a | >>> Nothing` and a couple of months to get comfortable enough with the Maybe >>> type now to understand where it's needed in my app. >>> >>> So I'd tend to lean with Joey, the wording works for me and changing it >>> would feel arbitrary and break the current grammatical 'symmetry' as in >>> weapon = Just sword >>> vs >>> weapon = Something sword >>> >>> On Tuesday, 22 November 2016 08:19:21 UTC+11, Oliver Searle-Barnes wrote: >>>> >>>> I have to admit I did find `Just` very confusing when I first >>>> encountered it, as mentioned earlier in this thread it implies some kind >>>> of >>>> limitation which doesn't match the semantics of Maybe at all. That said, >>>> it >>>> was one of those little oddities that very quickly become second nature, >>>> just wanted to point out that it is a slight bump in the road for >>>> newcomers. >>>> >>>> >>>> On Monday, 21 November 2016 18:34:05 UTC+1, Noah Hall wrote: >>>>> >>>>> Has anyone actually encountered anyone being confused by the names? I >>>>> haven't. I think this a solution to a problem that doesn't exist. >>>>> >>>>> On Mon, Nov 21, 2016 at 6:15 PM, Will White <[email protected]> >>>>> wrote: >>>>> > I think that’s because you already know what Just means. I don’t >>>>> think it’s >>>>> > arbitrary though from an accessibility point of view. Some or None >>>>> is easier >>>>> > for newcomers to understand than Just or Nothing, especially as Some >>>>> isn’t >>>>> > misleading the way Just is, as Andrew described well. >>>>> > >>>>> > On 21 Nov 2016, at 17:05, Joey Eremondi <[email protected]> wrote: >>>>> >>>>> > >>>>> > Honestly, these choices seem pretty arbitrary. Everyone has a >>>>> preference. ML >>>>> > uses Some/None, Haskell uses Just/Nothing. Some people find Something >>>>> >>>>> > intuitive, some don't. >>>>> > >>>>> > Given that the choices is (mostly) arbitrary, it seems best to stick >>>>> with >>>>> > the status quo. >>>>> > >>>>> > On Mon, Nov 21, 2016 at 7:47 AM, 'Andrew Radford' via Elm Discuss >>>>> > <[email protected]> wrote: >>>>> >> >>>>> >> Probably inherited from Haskell, like a lot of other stuff. Doubt >>>>> if there >>>>> >> was any other thought put into it if I'm honest. >>>>> >> >>>>> >> On Monday, 21 November 2016 14:46:40 UTC, Will White wrote: >>>>> >>> >>>>> >>> Sorry, meant to say “I guess he’s already considered and rejected >>>>> them”. >>>>> >>> >>>>> >>> On 21 Nov 2016, at 14:21, Will White <[email protected]> wrote: >>>>> >>> >>>>> >>> I prefer Some or None, for understanding. Though, unless Evan >>>>> didn’t know >>>>> >>> about them, I guess we’d already have them. >>>>> >>> >>>>> >>> On 20 Nov 2016, at 23:41, Robin Heggelund Hansen < >>>>> [email protected]> >>>>> >>> wrote: >>>>> >>> >>>>> >>> How about 'Some' and 'None'? >>>>> >>> Those are not longer to type than what we have today, and they >>>>> should >>>>> >>> solve your initial confusion. >>>>> >>> >>>>> >>> søndag 20. november 2016 18.16.26 UTC+1 skrev Will White følgende: >>>>> >>>>> >>>> >>>>> >>>> I'm talking about Maybe.Just, of course. Just has always seemed >>>>> strange >>>>> >>>> to me, as if it's hinting that it's something other than just the >>>>> >>>>> >>>> counterpart to Nothing. I don't know the reasons behind its >>>>> naming, but I >>>>> >>>> think I would prefer Something, as in "something or nothing". >>>>> What do you >>>>> >>>> think? >>>>> >>> >>>>> >>> >>>>> >>> -- >>>>> >>> You received this message because you are subscribed to a topic in >>>>> the >>>>> >>> Google Groups "Elm Discuss" group. >>>>> >>> To unsubscribe from this topic, visit >>>>> >>> >>>>> https://groups.google.com/d/topic/elm-discuss/EHnuE_gGFuo/unsubscribe. >>>>> >>>>> >>> To unsubscribe from this group and all its topics, 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 a topic in >>>>> the >>>>> > Google Groups "Elm Discuss" group. >>>>> > To unsubscribe from this topic, visit >>>>> > >>>>> https://groups.google.com/d/topic/elm-discuss/EHnuE_gGFuo/unsubscribe. >>>>> >>>>> > To unsubscribe from this group and all its topics, 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 elm-discuss...@googlegroups. <http://googlegroups.com/>com >>>>> <http://googlegroups.com/>. >>>>> > For more options, visit https://groups.google.com/d/optout. >>>>> >>>> >>> -- >>> You received this message because you are subscribed to a topic in the >>> Google Groups "Elm Discuss" group. >>> To unsubscribe from this topic, visit >>> https://groups.google.com/d/topic/elm-discuss/EHnuE_gGFuo/unsubscribe. >>> To unsubscribe from this group and all its topics, 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 a topic in the >> Google Groups "Elm Discuss" group. >> To unsubscribe from this topic, visit >> https://groups.google.com/d/topic/elm-discuss/EHnuE_gGFuo/unsubscribe. >> To unsubscribe from this group and all its topics, send an email to >> [email protected]. >> For more options, visit https://groups.google.com/d/optout. >> >> >>
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