metamask-extension/test/e2e/seeder/ganache-contract-address-registry.js

/*
 * Use this class to store pre-deployed smart contract addresses of the contracts deployed to
 * a local blockchain instance ran by Ganache.
 */
class GanacheContractAddressRegistry {
  #addresses = {};

  /**
   * Store new contract address in key:value pair.
   *
   * @param contractName
   * @param contractAddress
   */
  storeNewContractAddress(contractName, contractAddress) {
    this.#addresses[contractName] = contractAddress;
  }

  /**
   * Get deployed contract address by its name (key).
   *
   * @param contractName
   */
  getContractAddress(contractName) {
    return this.#addresses[contractName];
  }
}

module.exports = GanacheContractAddressRegistry;