@parity/hardhat-polkadot-node NPM

hardhat-polkadot-node

Polkadot Hardhat plugin to run a mock in-memory node.

Not compatible with hardhat-only helpers, such as time and loadFixture from @nomicfoundation/hardhat-toolbox/network-helpers

Using npm:

$ npm install -D @parity/hardhat-polkadot-node

Using yarn:

$ yarn add -D @parity/hardhat-polkadot-node

Using pnpm:

$ pnpm add -D @parity/hardhat-polkadot-node

Import the package in the hardhat.config.ts file:

...
import "@parity/hardhat-polkadot-node";
...

Run a local Polkadot from a binary and initializes a JSON-RPC server.

$ npx hardhat node
\ --node-binary-path /path/to/node
\ --adapter-binary-path /path/to/adapter

Run a fork of a live Polkadot chain and initializes a JSON-RPC.

$ npx hardhat node --fork https://testnet-passet-hub-eth-rpc.polkadot.io
\ --adapter-binary-path /path/to/adapter

🔧 Command	📄 Description
--rpc-port	Port on which the server should listen. Defaults to 8000. It is also where the adapter will connect to when using the binaries.
--node-binary-path	Path to the substrate node binary.
--adapter-binary-path	Path to the eth-rpc-adapter binary.
--adapter-port	Port on which the adapter will listen to. Defaults to 8545.
--dev	Whether to run the fork in dev mode. Defaults to false.
--build-block-mode	Build block mode for chopsticks.
--fork	Endpoint of the chain to fork.
--fork-block-number	Block hash or block number from where to fork.

7 months ago

8 months ago

8 months ago