https://www.codewars.com/kata/5672a98bdbdd995fad00000f/train/javascript

rockPaperScissors.js

const rps = (firstThrow, secondThrow) => {
  if (firstThrow === secondThrow) {
    return 'Draw!'
  }
  
  switch (firstThrow) {
    case 'rock':
      return (secondThrow === 'scissors') ? 'Player 1 won!' : 'Player 2 won!'
    case 'paper':
      return (secondThrow === 'rock') ? 'Player 1 won!' : 'Player 2 won!'
    case 'scissors':
      return (secondThrow === 'paper') ? 'Player 1 won!' : 'Player 2 won!'
  }
};