// code from https://docs.microsoft.com/en-us/learn/modules/fsharp-functions/, you should go through the tutorial

module fSharpExamples.Piping

printfn "03PipingFunctions"

// simple example of functions and piping

let myList = [4; 3; 1]

let myListLetters = ["a"; "b"; "c"]

let sort (list: int list) = List.sort list

let print (list)= List.iter(fun x-> printfn $"item {x}") list

let listSortPrint = myList |> sort |> print

// typing of int list stops this

// let listSortPrint2 = myListLetters |> sort |> print

open Cards.Shuffle

cards |> shuffle |> take 3 |> printAll

open Cards.Draw

printfn "Deck: %A Hand: %A" deckAfter handAfter

// function composition example

// let add2 a = a + 2

// let multiply3 a = a * 3

// let addAndMultiply = add2 >> multiply3

// printfn "%i" (addAndMultiply 2) // 12