Yargs 18 Pitfalls

Tue, 07 Oct 2025 21:00:00 +0000

Upgrading Yargs from version 17 to 18 in a TypeScript project using Jest turned out to be a bit of a nightmare. The release notes for Yargs 18.0.0 include the line “yargs is now ESM first” — a seemingly small change that can cause major headaches. In this blog post, we’ll take a closer look at what that means and how to deal with it.

Guido Flohr - #Yargs

Yargs 18 Pitfalls