Chapter 11. Writing command-line applications

This chapter covers

  • Designing command-line applications by using common conventions
  • Communicating with pipes
  • Using exit codes

Node command-line utilities are used everywhere, from project automation tools, such as Gulp and Yeoman, to XML and JSON parsers. If you’ve ever wondered how to build command-line tools with Node, this chapter will show you everything you need to know to get started. You’ll learn how Node programs accept command-line arguments and how to handle I/O with pipes. We’ve also included shell tips that will help you use the command line more effectively.

Although writing command-line tools with Node isn’t hard, it’s important to follow community conventions. This ...

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