There is already an issue <https://github.com/elm-lang/elm-lang.org/issues/420> with a PR <https://github.com/elm-lang/elm-lang.org/pull/526> about this.
2016. szeptember 28., szerda 1:19:11 UTC+2 időpontban Dave Thomas a következőt írta: > > Same as tuple construction and as aliasing in a function parameter, I > could not find any docs, I found it by using the F# syntax :-) > > On Tuesday, September 27, 2016 at 3:26:20 PM UTC+1, Rupert Smith wrote: >> >> As aluded to in Brian Marick's recent thread, there is an 'as' keyword >> which can be used to pattern match on a union type in within a function >> arguments, like this: >> >> animation ((DropsPerSecond raw) as dropsPerSecond) = … >> >> No mention of it in the syntax guide: >> http://elm-lang.org/docs/syntax#union-types or the elm language FAQ: >> http://faq.elm-community.org/ >> >> Is it safe to use it in the sense that it is an official part of the >> language and is not something that is not documented as it may go away in >> the future? >> >> ... I am begining to think it would be worth compiling a list of missing >> documentation and trying to organize an effort to contribute the missing >> information as pull request. >> > -- 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.
