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import {mapIndexed} from 'rambda'
const fn = (x: number, i: number) => {  x // $ExpectType number  i // $ExpectType number  return x + 2}const list = [1, 2, 3]
describe('R.mapIndexed', () => {  it('happy', () => {    const result = mapIndexed<number>(fn, list)    result // $ExpectType readonly number[]  })  it('curried', () => {    const result = mapIndexed<number>(fn)(list)    result // $ExpectType readonly number[]  })})