@walletconnect/jsonrpc-http-connection

What is @walletconnect/jsonrpc-http-connection?

@walletconnect/jsonrpc-http-connection is a package that provides a JSON-RPC connection over HTTP. It is part of the WalletConnect suite of tools and is used to facilitate communication between clients and servers using the JSON-RPC protocol over HTTP.

What are @walletconnect/jsonrpc-http-connection's main functionalities?

Create a JSON-RPC HTTP Connection

This feature allows you to create a JSON-RPC HTTP connection to a specified URL. The code sample demonstrates how to create a connection and make a request to get the current block number from an Ethereum node.

const { JSONRPC } = require('@walletconnect/jsonrpc-http-connection');

const connection = new JSONRPC('https://example.com/jsonrpc');

connection.request({
  method: 'eth_blockNumber',
  params: []
}).then(response => {
  console.log(response);
}).catch(error => {
  console.error(error);
});

Handle JSON-RPC Responses

This feature allows you to handle JSON-RPC responses, including error handling. The code sample demonstrates how to check for errors in the response and handle them appropriately.

const { JSONRPC } = require('@walletconnect/jsonrpc-http-connection');

const connection = new JSONRPC('https://example.com/jsonrpc');

connection.request({
  method: 'eth_blockNumber',
  params: []
}).then(response => {
  if (response.error) {
    console.error('Error:', response.error);
  } else {
    console.log('Result:', response.result);
  }
}).catch(error => {
  console.error('Request failed:', error);
});

Other packages similar to @walletconnect/jsonrpc-http-connection

json-rpc-engine

json-rpc-engine is a modular JSON-RPC middleware engine for Node.js. It allows you to create a JSON-RPC server with custom middleware. Compared to @walletconnect/jsonrpc-http-connection, json-rpc-engine provides more flexibility in terms of middleware customization and server-side handling.

jayson

jayson is a JSON-RPC 2.0/1.0 client and server library for Node.js. It supports both HTTP and WebSocket transports. Compared to @walletconnect/jsonrpc-http-connection, jayson offers a more comprehensive solution for both client and server implementations of JSON-RPC.

node-json-rpc

node-json-rpc is a simple JSON-RPC 2.0 server and client library for Node.js. It provides basic functionalities for creating JSON-RPC servers and clients. Compared to @walletconnect/jsonrpc-http-connection, node-json-rpc is more lightweight and straightforward, making it suitable for simpler use cases.