High Low Game with small functions

high-low.js

// Generate a random integer between 1 and 100 each time the function is called.
function getRandom() {
    return Math.floor(Math.random() * 101);
}

// Prompt the user for their guess and validate it.
function getNewGuess() {
    var userGuess = parseInt(prompt('Input a number between 1 and 100'));
    return validateOrRetryInput(userGuess);
}

// Prompts users to enter a new guess if validation fails.
function validateOrRetryInput(userGuess) {
    if (Number.isInteger(userGuess) && (userGuess < 100 || userGuess > 1 )) {
        return userGuess;
    } else {
        alert('Dear Player, your guess must be an integer less than 100 and greater than 1. Please try again.');
        return getNewGuess();
    }
}

var randomNumber = getRandom();

console.log('The randomly generated number is ' + randomNumber);

do {

    var guessedNumber = getNewGuess();

    if (guessedNumber < randomNumber) {
        alert('You guessed too low!');
    }

    if (guessedNumber > randomNumber) {
        alert('You guessed too high!');
    }

} while (guessedNumber != randomNumber);


alert('Congratulations! You\'ve earned victory in the High-Low Game!');