Richard talks with Eli Dowling about his contributions to the Roc programming language, as well as the intersection of language design and editor tooling, parsers that recover from errors, tree-sitter, going beyond the language server protocol, and the downsides of macros. Perceus paper - https://www.microsoft.com/en-us/research/uploads/prod/2020/11/perceus-tr-v1.pdf The Koka Programming Language - https://koka-lang.github.io "The Quicksort Talk" (Outperforming Imperative with Pure Functional Languages) - https://youtu.be/vzfy4EKwG_Y Tree-Sitter - https://tree-sitter.github.io Neovim Editor - https://neovim.io Helix Editor - https://helix-editor.com Zed Editor - https://zed.dev Language Server Protocol (LSP) - https://microsoft.github.io/language-server-protocol Hygienic Macros - https://en.wikipedia.org/wiki/Hygienic_macro Rust Macros - https://doc.rust-lang.org/book/ch19-06-macros.html Hosted on Acast. See acast.com/privacy for more information.