makeReadPowers = (options) => {
  const { readPowers } = options
  const { fs, url = nodeUrl, path = nodePath, crypto = nodeCrypto } = options
  if (fs) {
    return makeReadNowPowers({
      fs,
      url,
      crypto,
      path,
    })
  }
  if (readPowers) {
    return readPowers
  }
  return defaultReadPowers
}
Creates a {@link ReadNowPowers} object from raw powers.

If option `fs` is present, it takes precedence over `readPowers`.

@param {MakeReadPowersOptions} options
@returns {ReadNowPowers}