function truthy() {
    console.log('truthy got called!');
    return true;
}

const trueForSome = [].some(truthy);
const trueForAll = [].every(truthy);

console.log(trueForSome);
console.log(trueForAll);
console.log('-------------------------------------------------------');

function falsey() {
    console.log('falsey got called!');
    return false;
}

const falseForSome = [].some(falsey);
const falseForAll = [].every(falsey);
console.log(falseForSome);
console.log(falseForAll);