A Beginner's Guide to Deno CLI

A Beginner's Guide to Deno CLI

A quick introduction to the Deno CLI. The Deno CLI is a batteries included executable with everything you need to develop, test, and run Deno code.

A quick introduction to the Deno CLI. It's a batteries included executable with everything you need to develop, test, and run Deno code.

The Deno CLI is a batteries included executable with everything you need to develop, test, and run Deno code.

CLI commands in Deno version 1.0:

  • deno bundle
  • deno cache
  • deno completions
  • deno doc
  • deno eval
  • deno fmt
  • deno help
  • deno install
  • deno repl
  • deno run
  • deno test
  • deno types
  • deno upgrade

In this article, we'll briefly discuss each command.

Tip: You can use the --help option to get information about each command, for example deno run --help.

Common CLI options in Deno version 1.0 supported by all commands:

  • --help: Display usage and example information about one or all commands.
  • --log-level <debug|info>: Filter output based on log level.
  • --quiet: Disable most intermediary output.
  • --version: Display the versions of Deno, V8, and TypeScript included in the deno executable.

Other than these, some commands support permission options such as --allow-net. We will not discuss these in this article.

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