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import {delay, throttle} from 'rambda'
describe('R.throttle', () => {  it('arity of 1', async() => {    const fn = throttle((x: number) => x + 1, 1000)    const result1 = fn(1)    await delay(100)    const result2 = fn(1)    result1 // $ExpectType number    result2 // $ExpectType number  })  it('arity of 2', () => {    function add(x: number, y: number) {      return x + y    }    const fn = throttle(add, 1000)    const result = fn(1, 2)    result // $ExpectType number  })  it('arity of 3', () => {    const toThrottle = (x: number, y: string, z: boolean) => {      if (z) return 'foo'      return `${x}${y}`    }
    const fn = throttle(toThrottle, 1000)    const result = fn(1, 'bar', true)    result // $ExpectType string  })})