@ledgerhq/hw-app-cosmos

GitHub, Ledger Devs Discord, Developer Portal

@ledgerhq/hw-app-cosmos

Ledger Hardware Wallet Cosmos JavaScript bindings.

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Are you adding Ledger support to your software wallet?

You may be using this package to communicate with the Cosmos Nano App.

For a smooth and quick integration:

• See the developers’ documentation on the Developer Portal and
• Go on Discord to chat with developer support and the developer community.

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API

Table of Contents

• Cosmos
  • Parameters
  • Examples
  • getAddress
    • Parameters
    • Examples

Cosmos

Cosmos API

Parameters

• transport Transport
• scrambleKey string (optional, default APP_KEY)

Examples

import Cosmos from "@ledgerhq/hw-app-cosmos";
const cosmos = new Cosmos(transport)

getAddress

get Cosmos address for a given BIP 32 path.

Parameters

• path string a path in BIP 32 format
• hrp string usually cosmos
• boolDisplay boolean?

Examples

cosmos.getAddress("44'/60'/0'/0/0", "cosmos").then(o => o.address)

Returns Promise<{publicKey: string, address: string}> an object with a publicKey, address and (optionally) chainCode