Package Exports
- @ledgerhq/web3-subprovider
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Readme
IMPORTANT: this package is deprecated due to the fact we had to move away from U2F. Contributions are welcome to make it running in WebUSB!

@ledgerhq/web3-subprovider
Library for Ledger Hardware Wallets.
API
Table of Contents
SubproviderOptions
Properties
networkId
numberpaths
Array<string>?askConfirm
boolean?accountsLength
number?accountsOffset
number?
createLedgerSubprovider
Create a HookedWalletSubprovider for Ledger devices.
Parameters
getTransport
function (): Transport<any> gets lazily called each time the device is needed. It is a function that returns a Transport instance. You can typically give()=>TransportU2F.create()
options
SubproviderOptions?
Examples
import Web3 from "web3";
import createLedgerSubprovider from "@ledgerhq/web3-subprovider";
import TransportU2F from "@ledgerhq/hw-transport-u2f";
import ProviderEngine from "web3-provider-engine";
import RpcSubprovider from "web3-provider-engine/subproviders/rpc";
const engine = new ProviderEngine();
const getTransport = () => TransportU2F.create();
const ledger = createLedgerSubprovider(getTransport, {
accountsLength: 5
});
engine.addProvider(ledger);
engine.addProvider(new RpcSubprovider({ rpcUrl }));
engine.start();
const web3 = new Web3(engine);
Returns HookedWalletSubprovider