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import {intersperse} from 'rambda'
describe('R.intersperse', () => {  it('happy', () => {    const result = intersperse(1, [1, 2, 3])    result // $ExpectType number[]  })  it('curried', () => {    const result = intersperse('|')(['foo', 'bar'])    result // $ExpectType string[]  })})