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hardhat.config.ts
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hardhat.config.ts
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// Get the environment configuration from .env file
//
// To make use of automatic environment setup:
// - Duplicate .env.example file and name it .env
// - Fill in the environment variables
import 'dotenv/config'
import 'hardhat-deploy'
import 'hardhat-contract-sizer'
import '@nomiclabs/hardhat-ethers'
import '@layerzerolabs/toolbox-hardhat'
import { HardhatUserConfig, HttpNetworkAccountsUserConfig } from 'hardhat/types'
import { EndpointId } from '@layerzerolabs/lz-definitions'
// Set your preferred authentication method
//
// If you prefer using a mnemonic, set a MNEMONIC environment variable
// to a valid mnemonic
const MNEMONIC = process.env.MNEMONIC
// If you prefer to be authenticated using a private key, set a PRIVATE_KEY environment variable
const PRIVATE_KEY = process.env.PRIVATE_KEY
const accounts: HttpNetworkAccountsUserConfig | undefined = MNEMONIC
? { mnemonic: MNEMONIC }
: PRIVATE_KEY
? [PRIVATE_KEY]
: undefined
if (accounts == null) {
console.warn(
'Could not find MNEMONIC or PRIVATE_KEY environment variables. It will not be possible to execute transactions in your example.'
)
}
const config: HardhatUserConfig = {
solidity: {
compilers: [
{
version: '0.8.22',
settings: {
optimizer: {
enabled: true,
runs: 200,
},
},
},
],
},
networks: {
sepolia: {
eid: EndpointId.SEPOLIA_V2_TESTNET,
url: process.env.RPC_URL_SEPOLIA || 'https://rpc-sepolia.rockx.com',
accounts,
},
fuji: {
eid: EndpointId.AVALANCHE_V2_TESTNET,
url: process.env.RPC_URL_FUJI || 'https://rpc.ankr.com/avalanche_fuji',
accounts,
},
mumbai: {
eid: EndpointId.POLYGON_V2_TESTNET,
url: process.env.RPC_URL_MUMBAI || 'https://rpc.ankr.com/polygon_mumbai',
accounts,
},
base: {
eid: EndpointId.BASE_V2_MAINNET,
url: process.env.RPC_URL_BASE || 'https://rpc.ankr.com/base',
accounts,
},
basesepolia: {
eid: EndpointId.BASE_V2_TESTNET,
url: process.env.RPC_URL_BASESEPOLIA || ' https://sepolia.base.org',
accounts,
}
},
namedAccounts: {
deployer: {
default: 0, // wallet address of index[0], of the mnemonic in .env
},
},
}
export default config