jamiepinkham

var str = "Hello, playground"

enum Transformer<T> {
    typealias Transform = NSData -> T?;
}

let data = str.dataUsingEncoding(NSUTF8StringEncoding)!

let transformer = Transformer<String>.Transform { data in return String(data: data, encoding: NSUTF8StringEncoding) }

jamiepinkham

struct IntBox: CustomDebugStringConvertible {
    let int: Int
    init(int: Int) {
        self.int = int
    }
    
    var debugDescription: String {
        return "Intbox: \(self.int)"
    }
}

jamiepinkham

protocol Action { }
protocol State { 
  static var initial: Self { get }
}

typealias Reducer<S: State, A: Action> = (_ state: S, _ action: A) -> S

enum AnAction: Action { }
enum AState: State { 
  case none

jamiepinkham

enum MyError: Error {
    case whoops
}

//Observable.create {}
let o = AnyPublisher<Int, MyError> { subscriber in
    /*
     onNext, but in combine you are returned a demand,
     this is for controlling backpressure, which
     doesn't exist in RxSwift.

jamiepinkham

//curries a 2 argument function
func curry<A, B, C>(_ f: @escaping (A, B) -> C) -> (A) -> (B) -> C {
    return { x -> (B) -> C in { y -> C in
            f(x, y)
        }
    }
}

func add(x: Int, y: Int) -> Int {
    return x + y

jamiepinkham

//
//  ScrumData.swift
//  Scrumdinger
//
//  Created by Jamie Pinkham on 12/15/20.
//

import SwiftUI
import Combine