Archived Repository

Thanks for your interest in Optum’s knack project! Unfortunately, we have moved on and this project is no longer actively maintained or monitored by our Open Source Program Office. This copy is provided for reference only. Please fork the code if you are interested in further development. The project and all artifacts including code and documentation remain subject to use and reference under the terms and conditions of the open source license indicated. All copyrights reserved.

A streamlined wrapper around node-rdkafka made with independent composable parts.

Packages

This repository is a monorepo that we manage using Lerna. That means that we actually publish several packages to npm from the same codebase, including:

name	version
knack-avro
A module for encoding and decoding avro with Kafka.
knack-consumer
A module for consuming messages from Apache Kafka.
knack-consumer-client
A module for consuming records from Apache Kafka with integrated avro support.
knack-producer
A module for publishing to Apache Kafka.
knack-producer-client
A module for publishing records to Apache Kafka with integrated avro support.
knack-sr
A module for interacting with the Kafka Schema Registry.
knack-cli
A cli for working with Apache Kafka development.

Development

initialize lerna for all packages

$ lerna init
$ lerna bootstrap --hoist

run tests

$ npm test

Editors

VS Code

extensions

• Linter for XO
• Prettier - Code formatter

settings.json

{
	"xo.enable": true,
	"xo.format.enable": true,
	"javascript.format.enable": false,
	"javascript.validate.enable": false,
	"prettier.tabWidth": 4,
	"prettier.useTabs": true,
	"prettier.semi": false,
	"prettier.singleQuote": true,
	"[json]": {
		"editor.formatOnSave": true,
		"editor.defaultFormatter": "esbenp.prettier-vscode"
	},
	"[javascript]": {
		"editor.formatOnSave": true,
		"editor.defaultFormatter": "samverschueren.linter-xo"
	}
}

Examples

Initial working code examples can be found in the knack-cli/src folder.

Contributing to the Project

The Knack team is open to contributions to our project. For more details, see our Contribution Guide.

© Optum 2019