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hardhat.config.js
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const ChainId = {
mainnet : 1,
polygon : 137,
amoy : 80002,
sepolia : 11155111,
arbitrum : 42161,
arbitrumGoerli : 421613,
}
const config = {
solidity: '0.8.9',
paths: {
cache: '/tmp/cache',
},
networks: {
hardhat: {
chainId: ChainId.sepolia,
forking: {
url: "https://eth-sepolia.g.alchemy.com/v2/oDj71HCrnWLR4oGNfdTEzDft4IUXJeX_"
},
chains: {
[ChainId.polygon]: {
hardforkHistory: {
cancun: 1,
london: 1
},
}
},
chains: {
// // chains are configured to fork from blocks around the time of
// // March 15th 2023. it seems like a safe timespan for our use case.
// // CAUTION:
// // we shouldn't fork from too old blocks, because of getting errors of
// // too many requests per second
// [ChainId.polygon]: {
// hardforkHistory: {
// cancun: 0,
// },
// },
// [ChainId.mumbai]: {
// hardforkHistory: {
// cancun: 33_130_000,
// },
// },
[ChainId.sepolia]: {
hardforkHistory: {
cancun: 3_100_000,
},
},
// [ChainId.arbitrum]: {
// hardforkHistory: {
// cancun: 70_000_000,
// },
// },
// [ChainId.arbitrumGoerli]: {
// hardforkHistory: {
// cancun: 11_500_000,
// },
// },
},
},
},
}
module.exports = config