typescript check if value is in enum
Enum Vehicle {
    Car = 'car',
    Bike = 'bike',
    Truck = 'truck'
}
// becomes:
{
    Car: 'car',
    Bike: 'bike',
    Truck: 'truck'
}
// So you just need to do:
if (Object.values(Vehicle).includes('car')) {
    // Do stuff here
}