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hardhat.config.js
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hardhat.config.js
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require("dotenv").config();
require("@nomiclabs/hardhat-etherscan");
require("@nomiclabs/hardhat-truffle5");
require("@nomiclabs/hardhat-waffle");
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();
for (const account of accounts) {
console.log(account.address);
}
});
// API_KEY & PRIVATE_KEY
const ROPSTEN_RPC_URL = process.env.ROPSTEN_RPC_URL || "https://eth-ropsten.alchemyapi.io/v2/your-api-key"
const RINKEBY_RPC_URL = process.env.RINKEBY_RPC_URL || "https://eth-rinkeby.alchemyapi.io/v2/your-api-key"
const MATICMUM_RPC_URL = process.env.MATICMUM_RPC_URL || "https://rpc-mumbai.maticvigil.com"
const MNEMONIC = process.env.MNEMONIC || "mnemonic"
const ETHERSCAN_API_KEY = process.env.ETHERSCAN_API_KEY || "PolygonScan API key"
// const ETHERSCAN_API_KEY = process.env.ETHERSCAN_API_KEY || "Etherscan API key"
/**
* @type import('hardhat/config').HardhatUserConfig
*/
module.exports = {
solidity: {
version: "0.8.9",
settings: {
optimizer: {
enabled: true,
runs: 200
}
}
},
defaultNetwork: "hardhat",
networks: {
hardhat: {
initialBaseFeePerGas: 0, // workaround from https://github.com/sc-forks/solidity-coverage/issues/652#issuecomment-896330136 . Remove when that issue is closed.
},
ropsten: {
url: ROPSTEN_RPC_URL,
accounts: {
mnemonic: MNEMONIC,
},
},
rinkeby: {
url: RINKEBY_RPC_URL,
accounts: {
mnemonic: MNEMONIC,
},
},
maticmum: {
url: MATICMUM_RPC_URL,
//accounts: [`0x${ETH_PRIVATE_KEY}`],
accounts: {
mnemonic: MNEMONIC,
},
}
},
gasReporter: {
enabled: process.env.REPORT_GAS !== undefined,
currency: "USD",
},
etherscan: {
apiKey: ETHERSCAN_API_KEY,
},
paths: {
sources: "./contracts",
tests: "./test",
cache: "./cache",
artifacts: "./artifacts"
},
mocha: {
timeout: 20000
}
};