hardhat.config.js

/* eslint-disable import/no-extraneous-dependencies */
require("dotenv").config();

require("@typechain/hardhat");
require("@nomiclabs/hardhat-etherscan");
require("@nomiclabs/hardhat-waffle");
require("@nomiclabs/hardhat-ethers");
require("@openzeppelin/hardhat-upgrades");
require("hardhat-gas-reporter");
require("solidity-coverage");

// This is a sample Hardhat task. To learn how to create your own go to
// https://hardhat.org/guides/create-task.html
task("accounts", "Prints the list of accounts", async (taskArgs, hre) => {
  const accounts = await hre.ethers.getSigners();

  // eslint-disable-next-line no-restricted-syntax
  for (const account of accounts) {
    console.log(account.address);
  }
});

// You need to export an object to set up your config
// Go to https://hardhat.org/config/ to learn more

/**
 * @type import('hardhat/config').HardhatUserConfig
 */
module.exports = {
  solidity: "0.8.4",
  paths: {
    artifacts: "./src/artifacts",
  },
  typechain: {
    outDir: "src/types",
    target: "ethers-v5",
    alwaysGenerateOverloads: false, // should overloads with full signatures like deposit(uint256) be generated always, even if there are no overloads?
    externalArtifacts: [], // optional array of glob patterns with external artifacts to process (for example external libs from node_modules)
  },
  networks: {
    hardhat: {
      chainId: 1337,
      initialBaseFeePerGas: 0, // workaround from https://github.com/sc-forks/solidity-coverage/issues/652#issuecomment-896330136 . Remove when that issue is closed.
    },
    ropsten: {
      url: process.env.ROPSTEN_PROVIDER_URL || "",
      accounts: process.env.PRIVATE_KEY !== undefined ? [process.env.PRIVATE_KEY] : [],
    },
    rinkeby: {
      url: process.env.RINKEBY_PROVIDER_URL || "",
      accounts: process.env.PRIVATE_KEY !== undefined ? [process.env.PRIVATE_KEY] : [],
    },
    tomotestnet: {
      chainId: 89,
      url: process.env.TOMO_PROVIDER_URL || "https://rpc.testnet.tomochain.com",
      accounts: process.env.PRIVATE_KEY !== undefined ? [process.env.PRIVATE_KEY] : [],
    },
    matictestnet: {
      chainId: 80001,
      url:
        process.env.MATIC_PROVIDER_URL || "https://speedy-nodes-nyc.moralis.io/036063875a28828fa0c00596/polygon/mumbai",
      accounts: process.env.PRIVATE_KEY !== undefined ? [process.env.PRIVATE_KEY] : [],
    },
    bsctestnet: {
      chainId: 97,
      url: process.env.BSC_PROVIDER_URL || "https://speedy-nodes-nyc.moralis.io/036063875a28828fa0c00596/bsc/testnet",
      accounts: process.env.PRIVATE_KEY !== undefined ? [process.env.PRIVATE_KEY] : [],
    },
  },
  gasReporter: {
    enabled: process.env.REPORT_GAS !== undefined,
    currency: "USD",
  },
  etherscan: {
    apiKey: process.env.ETHERSCAN_API_KEY,
  },
};