bowling-score-calculator.js

function bowlingScore(rolls) {
  let totalScore = 0;
  let totalFramesScored = 0;
  let currentRoll = 0;

  while (currentRoll < rolls.length && totalFramesScored < 10) {
    if (rolls[currentRoll] != 10) {
      const pins = rolls[currentRoll] + rolls[currentRoll + 1];
      if (pins !== 10) {
        totalScore += pins;
      } else {
        totalScore += 10 + rolls[currentRoll + 2];
      }
      currentRoll += 2;
    } else {
      totalScore += (10 + rolls[currentRoll + 1] + rolls[currentRoll + 2]);
      currentRoll += 1;
    }
    totalFramesScored++;
  }

  return totalScore;
}

console.log(
  0, bowlingScore([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0])
);
console.log(
  190, bowlingScore([9,1, 9,1, 9,1, 9,1, 9,1, 9,1, 9,1, 9,1, 9,1, 9,1, 9])
)
console.log(
  300, bowlingScore([10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10])
)
console.log(
  11, bowlingScore([0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 10,1,0])
)
console.log(
  12, bowlingScore([0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 10, 1,0])
)