Use Hardhat
- node
- yarn
mkdir hardhat && cd hardhat
yarn add hardhat
yarn hardhat
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Welcome to Hardhat v2.6.8
✔ What do you want to do? · Create a basic sample project
✔ Hardhat project root: · /home/.../hardhat
✔ Do you want to add a .gitignore? (Y/n) · y
✔ Do you want to install this sample project's dependencies with yarn (@nomiclabs/hardhat-waffle ethereum-waffle chai @nomiclabs/hardhat-ethers ethers)? (Y/n) · y
Add the networks section to the
hardhat.config.js
file inside the module.exports
like so:module.exports = {
solidity: "0.8.4",
networks: {
development: {
url: 'http://localhost:8545',
chainId: 595,
gasPrice: 429496729610000,
// Development built-in default deployment account
accounts: ["0xa872f6cbd25a0e04a08b1e21098017a9e6194d101d75e13111f71410c59cd57f"]
}
}
}
yarn hardhat compile
Compiling 2 files with 0.8.4
Compilation finished successfully
yarn hardhat test --network development
Greeter
✓ Should return the new greeting once it's changed (554ms)
1 passing (555ms)
yarn hardhat run scripts/sample-script.js --network development
Greeter deployed to: 0x3d3593927228553b349767ABa68d4fb1514678CB
Using the hardhat console, you can interact with your deployed contracts.
yarn hardhat console --network development
Welcome to Node.js v14.18.1.
Type ".help" for more information.
> const Greeter = await ethers.getContractFactory("Greeter");
undefined
> const greeter = await Greeter.attach('0x3d3593927228553b349767ABa68d4fb1514678CB')
undefined
> await greeter.greet()
'Hello, Hardhat!'
Last modified 1yr ago