hardhat-arbitrum
Hardhat plugin for Arbitrum Developers.
Features
ArbitrumScan Contract Verification
Prerequisites
Before the installation steps you need to have your hardhat project initialized using the command
npx hardhat init
Make sure to have dependencies installed!
Installation
Use the following command to install
npm i hardhat-arbitrum --save-dev
Import the plugin in your hardhat.config.js
:
require("hardhat-arbitrum");
Or if you are using TypeScript, in your hardhat.config.ts
:
import "hardhat-arbitrum";
Remove / Comment the import for @nomicfoundation/hardhat-toolbox
Add the following configuration to the config
object in hardhat.config.js
.
networks: {
arbitrumGoerli: {
// can be replaced with the RPC url of your choice.
url: "https://goerli-rollup.arbitrum.io/rpc",
accounts: [
"<YOUR_PRIVATE_KEY>"
],
},
arbitrumOne: {
url: "https://arb1.arbitrum.io/rpc",
accounts: [
"<YOUR_PRIVATE_KEY>"
],
}
},
etherscan: {
apiKey: {
arbitrumGoerli: "<OPTIMISMSCAN_API_KEY>",
arbitrumOne: "<OPTIMISMSCAN_API_KEY>"
},
},
Verify your contracts using the following command (Make sure your contracts are compiled before verification)
Arbitrum Goerli Testnet
npx hardhat verify <CONTRACT_ADDRESS> <CONSTRUCTOR_ARGS> --network arbitrumGoerli
Arbitrum Mainnet
npx hardhat verify <CONTRACT_ADDRESS> <CONSTRUCTOR_ARGS> --network arbitrumOne