declare module 'ipld' {
  import BlockService from 'ipfs-block-service'
  import CID from 'cids'

  interface Options {
    blockService: BlockService
    formats?: Function[],
    loadFormat?: Function
  }

  interface AddOptions {
    hashAlg?: string
    cidVersion?: number
    onlyHash?: boolean
  }

  class Ipld {
    constructor(opts: {})
    put(node: object, format: number, options?: AddOptions): Promise<CID>
    putMany(nodes: Iterable<object>, format: number, options?: AddOptions): AsyncIterable<CID>
    resolve(cid: CID, path: string): AsyncIterable<{ remainderPath?: string, value: any}>
    get(cid: CID): Promise<any>
    getMany(cids: Iterable<CID>): AsyncIterable<any>
    remove(cid: CID): Promise<CID>
    removeMany(cids: Iterable<CID>): AsyncIterable<CID>
    tree(cid: CID, path?: string, options?: { recursive: boolean }): AsyncIterable<string>
    addFormat?(ipldFormatImplementation: Function): Ipld
    removeFormat?(codec: any): Ipld
    defaultOptions?: AddOptions
  }
  // eslint-disable-next-line import/no-default-export
  export default Ipld
}