Modular, context-aware and aspect-oriented dendritic Nix configurations.
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configurations
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dendritic
nix
aspect
oriented
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+29
templates/examples/flake.lock
+29
templates/examples/flake.lock
···
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"type": "github"
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}
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},
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+
"provider": {
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"inputs": {
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"den": [
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"den"
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],
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"flake-aspects": [
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"flake-aspects"
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],
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"flake-parts": [
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"flake-parts"
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],
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"import-tree": [
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"import-tree"
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],
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"nixpkgs": [
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"nixpkgs"
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]
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},
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"locked": {
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"path": "./provider",
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"type": "path"
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},
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"original": {
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"path": "./provider",
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"type": "path"
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},
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"parent": []
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},
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"root": {
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"inputs": {
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"darwin": "darwin",
···
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"nixpkgs"
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],
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"nixpkgs-stable": "nixpkgs-stable",
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"provider": "provider",
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"systems": "systems"
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}
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},
+10
templates/examples/flake.nix
+10
templates/examples/flake.nix
···
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nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
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nixpkgs-lib.follows = "nixpkgs";
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nixpkgs-stable.url = "github:nixos/nixpkgs/release-25.05";
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provider = {
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inputs = {
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den.follows = "den";
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flake-aspects.follows = "flake-aspects";
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flake-parts.follows = "flake-parts";
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import-tree.follows = "import-tree";
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nixpkgs.follows = "nixpkgs";
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};
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url = "path:./provider";
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};
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systems.url = "github:nix-systems/default";
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};
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+67
templates/examples/modules/_example/ci/cross-flake-parametric.nix
+67
templates/examples/modules/_example/ci/cross-flake-parametric.nix
···
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{
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inputs,
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lib,
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provider,
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...
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}:
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let
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providerModule.nixos.options.providerVars = lib.mkOption {
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type = lib.types.attrsOf lib.types.str;
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default = { };
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};
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in
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{
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flake-file.inputs.provider = {
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url = "path:./provider";
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inputs.den.follows = "den";
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inputs.flake-aspects.follows = "flake-aspects";
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inputs.flake-parts.follows = "flake-parts";
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inputs.import-tree.follows = "import-tree";
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inputs.nixpkgs.follows = "nixpkgs";
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};
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+
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imports = [
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(inputs.den.namespace "provider" [
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true
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inputs.provider
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])
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];
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provider.tools._.dev._.editors = {
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nixos.providerVars.LOCAL_EDITOR = "emacs";
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};
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den.aspects.rockhopper.includes = [
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providerModule
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provider.tools._.dev._.editors
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provider.tools._.dev._.shells
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];
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perSystem =
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{ checkCond, rockhopper, ... }:
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let
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vars = rockhopper.config.providerVars;
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env = rockhopper.config.environment.variables;
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in
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{
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checks.cross-flake-provider-editor = checkCond "provider editor var set" (
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env.PROVIDER_EDITOR == "vim"
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);
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checks.cross-flake-provider-shell = checkCond "provider shell var set" (
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env.PROVIDER_SHELL == "fish"
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);
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checks.cross-flake-local-editor = checkCond "local editor var set" (vars.LOCAL_EDITOR == "emacs");
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+
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checks.cross-flake-namespace-merged = checkCond "namespace merged from provider input" (
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provider.tools._.dev._.editors == inputs.self.denful.provider.tools._.dev._.editors
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&& provider.tools._.dev._.shells == inputs.self.denful.provider.tools._.dev._.shells
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);
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checks.cross-flake-input-denful = checkCond "input provider denful accessible" (
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inputs.provider.denful.provider.tools._.dev._.editors.description
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== "Editor configurations from provider flake"
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);
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};
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}
+12
templates/examples/provider/flake.nix
+12
templates/examples/provider/flake.nix
···
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{
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outputs = inputs: inputs.flake-parts.lib.mkFlake { inherit inputs; } (inputs.import-tree ./modules);
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inputs = {
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nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
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flake-parts.url = "github:hercules-ci/flake-parts";
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+
flake-parts.inputs.nixpkgs-lib.follows = "nixpkgs";
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flake-aspects.url = "github:vic/flake-aspects";
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import-tree.url = "github:vic/import-tree";
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den.url = "github:vic/den";
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};
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}
+28
templates/examples/provider/modules/den.nix
+28
templates/examples/provider/modules/den.nix
···
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{ inputs, ... }:
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{
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systems = [
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"x86_64-linux"
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"aarch64-darwin"
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];
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+
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imports = [
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inputs.den.flakeModule
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(inputs.den.namespace "provider" true)
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];
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+
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provider.tools._.dev._.editors = {
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description = "Editor configurations from provider flake";
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nixos.environment.variables.PROVIDER_EDITOR = "vim";
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homeManager =
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{ pkgs, ... }:
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{
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home.packages = [ pkgs.vim ];
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};
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};
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+
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provider.tools._.dev._.shells = {
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description = "Shell configurations from provider flake";
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nixos.environment.variables.PROVIDER_SHELL = "fish";
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nixos.environment.systemPackages = [ ];
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};
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+
}