hardhat.config.ts

import { HardhatUserConfig } from "hardhat/types"
import "@nomiclabs/hardhat-waffle"
import "@nomiclabs/hardhat-etherscan"
import "hardhat-watcher"
import "hardhat-typechain"
import "hardhat-deploy"
import "solidity-coverage"
import "@openzeppelin/hardhat-upgrades"
import { config as dotEnvConfig } from "dotenv"

dotEnvConfig()

const INFURA_API_KEY = process.env.INFURA_API_KEY || ""
const ROPSTEN_PRIVATE_KEY =
  process.env.ROPSTEN_PRIVATE_KEY ||
  "0xc87509a1c067bbde78beb793e6fa76530b6382a4c0241e5e4a9ec0a0f44dc0d3" // well known private key
const { ETHERSCAN_API_KEY } = process.env

const config: HardhatUserConfig = {
  defaultNetwork: "hardhat",
  solidity: {
    compilers: [
      {
        version: "0.8.3",
      },
    ],
  },
  networks: {
    ropsten: {
      url: `https://ropsten.infura.io/v3/${INFURA_API_KEY}`,
      accounts: [ROPSTEN_PRIVATE_KEY],
    },
    coverage: {
      url: "http://127.0.0.1:8555",
    },
  },
  etherscan: {
    apiKey: ETHERSCAN_API_KEY,
  },
  watcher: {
    run: {
      tasks: [
        "clean",
        { command: "compile", params: { quiet: true } },
        { command: "test", params: { noCompile: true, testFiles: ["testfile.ts"] } },
      ],
    },
  },
}

export default config