import * as b32 from 'multiformats/bases/base32'
import * as b36 from 'multiformats/bases/base36'
import * as b58 from 'multiformats/bases/base58'
import * as b64 from 'multiformats/bases/base64'
import { base32 } from 'multiformats/bases/base32'

const bases:Record<string, MultibaseCodec<any>> = {
  ...b32,
  ...b36,
  ...b58,
  ...b64
}

const baseDecoder = Object
  .keys(bases)
  .map(key => bases[key].decoder)
  .reduce(
    (acc, curr) => acc.or(curr),  // <--- fails because `.or` is not in the types though it is in the `Decoder` class
    base32.decoder
  )