[elm-discuss] New to Elm, need help understanding type Node msg = Node in source code

2017-02-15 Thread Will Tian
Hi, I'm trying to understand how the Html module works. I see many methods with return type Html msg, which is a type alias for Node msg. After tracking down the source code and reading into it, I am confused by the following line: type Node msg = Node what is the purpose of the above

Re: [elm-discuss] Starting Elm, need help understanding -> syntax

2017-02-13 Thread Will Tian
Yep, that makes perfect sense. I did not realize that in Elm all functions take exactly one argument and return a result -- 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

[elm-discuss] Starting Elm, need help understanding -> syntax

2017-02-13 Thread Will Tian
Hi, I am having trouble understanding the -> syntax in elm. For example if we have the function: plusTwo x = x + 2 it's type definition will be as follows: : number -> number this is pretty straight forward however, if we have the function add x y = x + y its type definition is: :