Iroha2 JavaScript

JavaScript SDK for Iroha 2.

The Iroha 2 JavaScript library includes the following packages:

• @iroha2/client submits requests to the Iroha peer
• @iroha2/crypto-*:
  • @iroha2/crypto-core provides unified crypto interface for Iroha 2
  • @iroha2/crypto-target-node provides compiled crypto WASM for the Node.js environment
  • @iroha2/crypto-target-web provides compiled crypto WASM for native Web (ESM)
  • @iroha2/crypto-target-bundler provides compiled crypto WASM to use with bundlers such as Webpack
• @iroha2/data-model provides SCALE codecs for Iroha 2 data model

Other packages you can find in this repository:

• @iroha2/client-isomorphic-fetch fallbacks to node-fetch or native fetch() in Node.js
• @iroha2/client-isomorphic-ws contains isomorphic WebSocket transport for @iroha2/client
• @iroha2/docs-recipes contains code samples used in documentation
• @iroha2/data-model-schema contains Iroha 2 Schema
• @iroha2/i64-fixnum handles operations with fixed-point numbers

Installation

The packages are published under the @iroha2 scope into Iroha Nexus Registry. To install them using npm/pnpm, follow these steps:

1. Configure your package manager to fetch scoped packages from Nexus Registry:

   # FILE: .npmrc
   @iroha2:registry=https://nexus.iroha.tech/repository/npm-group/

2. Install these packages as any other NPM package:

   npm i @iroha2/client
   yarn add @iroha2/data-model
   pnpm add @iroha2/crypto-target-web

Get Started

Check out Hyperledger Iroha 2 Tutorial that introduces you to Iroha 2 concepts and features and provides you with a step-by-step guide for JavaScript/TypeScript.

Explore Jake tasks

pnpm jake -t