11-easy-tuple-to-object.ts

// Given an array, transform it into an object type and the key/value must be in the provided array.

// const tuple = ['tesla', 'model 3', 'model X', 'model Y'] as const
// type result = TupleToObject<typeof tuple> . expected { 'tesla': 'tesla', 'model 3': 'model 3', 'model X': 'model X', 'model Y': 'model Y'}

//Code

type TupleToObject<T extends readonly string[]> = {
  [P in T[number]]: P;
};
//

const tuple = ["tesla", "model 3", "model X", "model Y"] as const;

type result = TupleToObject<typeof tuple>;