codeWars

function XOR(a, b) {
    return ((!a && b) || (a && !b));
}

function AND(a, b) {
    return (a && b);
}

function OR(a, b) {
    return (a || b);
}

function logicalCalc(array, operator) {
    boolOperators = {
        'AND': AND,
        'OR': OR,
        'XOR': XOR
    }
    let result = array[0];
    for (let i = 1; i < array.length; i++) {
        result = boolOperators[operator](result, array[i])
    }
    return result;
}