hybrid-types-interfaces.js

function manufactureCar (type) {
    const model = function getModel (type) {
        console.log('inside getModel function')
        // get the model of type as mentioned in the argument
    }
    model.getCustomerDetails = function  () {
        console.log('inside customer details function')
        // get the details of customer who has purchased this model
    }
    model.price = 100000
    model.trackDelivery = function () {
        console.log('inside trackDelivery function')
        // track the delivery of the model
    }
    return model
}

let tesla = manufactureCar('tesla')
tesla() // tesla is a function
tesla.getCustomerDetails() // getCustomerDetails is a property defined on function