indexable-properties.js

interface TeslaModelSMap {
    engineer: string,
    model: TeslaModelS,
    readonly rating: number
}
interface TeslaModelSReview {
    [id: number]: TeslaModelSMap
}

const TeslaModelSReviewQueue: TeslaModelSReview = [
    {
        engineer: 'John',
        model: modelByJohn1, // modelByJohn1 is of type `TeslaModelS`
        rating: 2
    },
    {
        engineer: 'Ray',
        model: modelByRay1, // modelByRay1 is of type `TeslaModelS`
        rating: 3
    },
    {
        engineer: 'John',
        model: modelByJohn2, // modelByJohn2 is of type `TeslaModelS`
        rating: 4
    },
    // ... other 97 models
]