CodeCademy Number Guesser Challenge Project (JavaScript)

script.js

let humanScore = 0;
let computerScore = 0;
let currentRoundNumber = 1;

const generateTarget = () => Math.floor(Math.random() * 9);
const getAbsoluteDistance = (guess, targetGuess) => Math.abs(guess-targetGuess)

function compareGuesses(userGuess, computerGuess, targetGuess) {
    if (userGuess > 9 || userGuess < 0) {
        alert('guess out of range')
    } else {
        let humanDifference = getAbsoluteDistance(userGuess, targetGuess)
        let computerDifference = getAbsoluteDistance(computerGuess,targetGuess)
        if (humanDifference === computerDifference) {
            return true;
        } else if (humanDifference < computerDifference) {
            return true;
        } else if (humanDifference > computerDifference) {
            return false;
        }
    }
}

function updateScore (winner) {
    winner === 'human' ? humanScore ++ : computerScore ++;
}

const advanceRound = () => currentRoundNumber ++;