ethstream v1.0.0-alpha.1

ethstream

Bare-bones block watcher for Ethereum.

For a visual demonstration of what Ethstream is doing under the hood, check out https://ethstream.hillstreetlabs.com.

Example

import EthStream from "ethstream";
import HttpProvider from "ethjs-provider-http";

const stream = new EthStream(new HttpProvider("https://mainnet.infura.io"), {
  onAddBlock: block => { ... },
  onConfirmBlock: block => { ... },
  onRollbackBlock: block => { ... },
  fromBlockNumber: 5591867 // Can also use fromBlockHash: "..."
});

stream.start(); // Start streamin'

stream.stop(); // Stop streamin'

const snapshot = stream.takeSnapshot(); // Take snapshot for later

const anotherStream = new EthStream(new HttpProvider("https://mainnet.infura.io"), {
  fromSnapshot: snapshot
});