hardhat.config.ts

import { config as dotenvConfig } from "dotenv";
import { resolve } from "path";
dotenvConfig({ path: resolve(__dirname, "./.env") });

import { HardhatUserConfig } from "hardhat/config";
import { NetworkUserConfig } from "hardhat/types";
import "@nomiclabs/hardhat-etherscan";
import "@nomiclabs/hardhat-waffle";
import "@typechain/hardhat";
import "hardhat-gas-reporter";
import "solidity-coverage";

import { url, accounts } from './utils/network';

import "./tasks/accounts";
import "./tasks/clean";
import "./tasks/deployers";

const config: HardhatUserConfig = {
  defaultNetwork: "hardhat",
  networks: {
    hardhat: {
      chainId: 1,
      // process.env.HARDHAT_FORK will specify the network that the fork is made from.
      // this line ensure the use of the corresponding accounts
      accounts: accounts(process.env.HARDHAT_FORK),
      forking: process.env.HARDHAT_FORK
        ? {
          url: url(process.env.HARDHAT_FORK),
          // After DOPE, Timelock, PAPER, DAO deploys
          blockNumber:  13251088,
        }
        : undefined,
    },
    localhost: {
      url: url('localhost'),
      accounts: accounts(),
    },
    mainnet: {
      url: url('mainnet'),
      accounts: accounts('mainnet'),
    },
    rinkeby: {
      url: url('rinkeby'),
      accounts: accounts('rinkeby'),
    },
    kovan: {
      url: url('kovan'),
      accounts: accounts('kovan'),
    },
    goerli: {
      url: url('goerli'),
      accounts: accounts('goerli'),
    },
  },
  paths: {
    artifacts: "./artifacts",
    cache: "./cache",
    sources: "./contracts",
    tests: "./test",
  },
  solidity: {
    compilers: [{
      version: "0.8.6",
      settings: {
        metadata: {
          // Not including the metadata hash
          // https://github.com/paulrberg/solidity-template/issues/31
          bytecodeHash: "none",
        },
        // Disable the optimizer when debugging
        // https://hardhat.org/hardhat-network/#solidity-optimizer-support
        optimizer: {
          enabled: true,
          runs: 800,
        },
      },
    },
    {
      version: '0.5.17',
      settings: {
        optimizer: {
          enabled: true,
          runs: 100,
        },
      },
    }],
  },
  typechain: {
    outDir: "typechain",
    target: "ethers-v5",
  },
  gasReporter: {
    currency: "USD",
    enabled: process.env.REPORT_GAS ? true : false,
    excludeContracts: [],
    coinmarketcap: process.env.COINMARKETCAP_API_KEY,
    src: "./contracts",
  },
  etherscan: {
    apiKey: "RWNVM4YY577I58CZHRDUSKZJ4CVW3S31YM",
  },
};

export default config;