Function expBackoff

src/goods.ts:252–262

(
  max: Duration = '60s',
  delay: Duration = '100ms'
)

}

export function* expBackoff(
  max: Duration = '60s',
  delay: Duration = '100ms'
): Generator<number, void, unknown> {
  const maxMs = parseDuration(max)
  const randMs = parseDuration(delay)
  let n = 0
  while (true) {
    yield Math.min(randMs * 2 ** n++, maxMs)
  }
}

export async function spinner<T>(callback: () => T): Promise<T>
export async function spinner<T>(title: string, callback: () => T): Promise<T>