Function hasUsablePrivateKey

src/modules/keyring.js:555–558

(keyringId)

 * @return {Boolean}
 */
export async function hasUsablePrivateKey(keyringId) {
  await keyringInitialized;
  return getPreferredKeyringQueue(keyringId).some(keyring => keyring.hasPrivateKey());
}

/**
 * Check if provided keyring is created by Mailvelope client-API