nix-dev

Use for devenv.sh developer environment patterns including devenv.nix, devenv.yaml, devenv shell, devenv up, devenv init, devenv test, devenv languages, devenv processes, devenv services, pre-commit hooks in devenv, cachix caching, devenv.lock, direnv integration, ad-hoc nix environments, or enterShell configuration.

Use for Nix flakes structure and workflows including flake.nix, flake.lock, nix flake commands, nix develop, nix build, nix run, nix shell, nix fmt, inputs, outputs, devShells, packages, nixosConfigurations, follows, flake-utils, flake-parts, flake templates, eachDefaultSystem, or flake checks.

Use for Home Manager module patterns including home.nix, home.packages, home-manager programs modules, home.file, xdg configuration, declarative dotfiles, user configuration, home-manager switch, homeConfigurations, nix-darwin integration, programs.git, programs.zsh, programs.neovim, programs.direnv, home.stateVersion, or flake-based Home Manager.

Use for Nix debugging and troubleshooting including infinite recursion, hash mismatch, IFD import from derivation, build failures, nix log, nix why-depends, evaluation errors, attribute missing, unfree package errors, collision errors, builtins.trace, nix repl, nix eval, nix path-info, store paths, garbage collection, closure size analysis, or slow evaluation diagnosis.

Use when working with Nix expression language fundamentals including syntax, expressions, functions, builtins, let-in bindings, with expressions, inherit, rec, attrsets, attribute sets, string interpolation, derivations, import, fetchurl, fixed-point patterns, nixpkgs lib functions, lambdas, operators, or lazy evaluation.

nix