Kent C. Dodds • 1/2/2021

Define function overload types with TypeScript

This article explains how to define function overload types in TypeScript. It provides a clear example of a function that can either accept a callback or return a Promise, detailing the correct type signatures and implementation. The post also explores a more complex, real-world inspiration involving code generation with a babel plugin.

0 comments

#TypeScript #function overloading #type definitions