number-name/src/NumberSystem.ts

export type GetKiloCount = (hundreds: number, tens: number, ones: number) => string
export type GetKiloName = (thousandPower: number) => string

export default interface NumberSystem {
  getKiloCount: GetKiloCount
  getKiloName: {
    short?: GetKiloName
    long?: GetKiloName
  }
}