Скачать или смотреть Robert Hensing – Fixed points all the way down: the module system (2023 Nix Developer Dialogues)

Robert (@roberth) left his mark on many areas of the Nix ecosystem over the past years, leveraging his deep roots in functional programming in various efforts to restore sanity in code and documentation. In this episode of the 2023 Nix Developer Dialogues we will explore one of the most distinctive and unconventional features of NixOS and many other Nix-based tools: the module system.

Links from the show
The Nix module system: https://nixos.org/manual/nixpkgs/unst...
Writing NixOS modules: https://nixos.org/manual/nixos/unstab...
Inventor of the module system, Nicolas B. Pierron: https://releases.nixos.org/nix-dev/20...
RFC on NixOS settings: https://github.com/NixOS/rfcs/pull/42
Declaration vs. definition: https://github.com/NixOS/nixpkgs/issu...
Example of relevant projects that use the Nix module system:
NixOS: https://nixos.org/
Nix-Darwin: https://github.com/LnL7/nix-darwin
Flake Parts: https://github.com/hercules-ci/flake-...
Home Manager: https://github.com/nix-community/home...
RFC on Portable Service Layer: https://github.com/NixOS/rfcs/pull/163
A proof of concept for the Portable Service Layer: https://github.com/NixOS/nixpkgs/pull...
NixOS specialisations: https://www.tweag.io/blog/2022-08-18-...
Minimod, a module system alternative: https://gist.github.com/roberth/940df...
Eelco Dolstra's gist on changes in the Nix language: https://gist.github.com/edolstra/29ce...
Nickel, a configuration language: https://github.com/tweag/nickel
Numtide's Devshell: https://numtide.github.io/devshell/in...
Cachix's devenv: https://devenv.sh/
Tool managing with Organist: https://github.com/nickel-lang/organist