Protocols with static functions

staticProtocolFuncs.swift

import Foundation

protocol Hero {
  static func weapon() -> String
  static func fight()
}

extension Hero {
  static func fight() {
    print("Fighting with... \(weapon())")
  }
}


class Archer: Hero {
  static func weapon() -> String {
    "bow with arrows"
  }
}

class Knight: Hero {
  static func weapon() -> String {
    "sword"
  }
}

func fightFunc(character: Hero.Type) {
  character.fight()
}

let myCharacter = Archer()

type(of: myCharacter).self.fight()
fightFunc(character: type(of: myCharacter).self)
Archer.fight()