The second part of a tutorial on how to quickly write a formatter for a programming language using Topiary, our open-source formatting engine based on Tree-sitter.

This post introduces recursion schemes, a functional programming technique used to neatly express recursive algorithms and transformations on trees, and what they are good for in Rust specifically.

This blog post is a tutorial on how to quickly write a formatter for a programming language from scratch using Topiary, our open-source formatting engine based on tree-sitter.

Commandeering techniques from richly typed, functional languages into Python for fun and profit. In this episode: Testing strategies.

Commandeering techniques from richly typed, functional languages into Python for fun and profit. In this episode: Typeclasses and continuation-passing style.

Revisit the fundamental concept of higher-order functions with a new perspective: interaction.

Commandeering techniques from richly typed, functional languages into Python for fun and profit. In this episode: Gradual typing and algebraic data types.