Building a CLI Tool in Go on Despair Driven Development

Building a CLI Tool in Go: Part 3 - Testing & Release

matt@fitzpatricksoftware.com (Matthew FitzPatrick) — Thu, 28 May 2026 00:00:00 +0000

We’ve got a working CLI from Part 1 and Part 2. Now let’s make sure it doesn’t break and ship it properly.

Building a CLI Tool in Go: Part 2 - Commands & Config

matt@fitzpatricksoftware.com (Matthew FitzPatrick) — Fri, 22 May 2026 00:00:00 +0000

In Part 1, we set up the skeleton. Now let’s give it bones.

We’ll add a scan command that reads a config file and does something marginally useful.

Building a CLI Tool in Go: Part 1 - Project Setup

matt@fitzpatricksoftware.com (Matthew FitzPatrick) — Fri, 15 May 2026 00:00:00 +0000

Every side project starts with optimism. This one started with go mod init and a vague sense of dread.

In this series, we’ll build a real CLI tool in Go — something that actually solves a problem rather than just proving we can parse flags. We’ll use Cobra for the CLI framework and ship it with proper tests and CI.