Modular, context-aware and aspect-oriented dendritic Nix configurations.
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den.oeiuwq.com
configurations
den
dendritic
nix
aspect
oriented
feat: add inputs' and self' aspects (#117)
Adds `inputs'` and `self'` aspects
authored by
Heitor Augusto
and committed by
GitHub
4d439f49
3ec43279
+161
+42
modules/aspects/provides/inputs.nix
+42
modules/aspects/provides/inputs.nix
···
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{ den, withSystem, ... }:
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{
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den.provides.inputs' = den.lib.parametric {
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description = ''
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Provides the `flake-parts` `inputs'` (the flake's `inputs` with system pre-selected)
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as a top-level module argument. This allows modules to access per-system
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flake outputs without needing `pkgs.stdenv.hostPlatform.system`.
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## Usage
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# makes inputs' available to modules in my-aspect
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den.aspects.my-aspect.includes = [ den._.inputs' ];
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# module implementation
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{ inputs', ... }: {
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# use inputs' as needed
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}
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'';
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includes = [
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(
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{ host, user, ... }:
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(withSystem host.system (
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{ inputs', ... }:
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{
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${host.class}._module.args.inputs' = inputs';
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${user.class or null}._module.args.inputs' = inputs';
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}
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))
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)
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(
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{ home, ... }:
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(withSystem home.system (
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{ inputs', ... }:
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{
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${home.class}._module.args.inputs' = inputs';
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}
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))
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)
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];
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};
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}
+42
modules/aspects/provides/self.nix
+42
modules/aspects/provides/self.nix
···
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{ den, withSystem, ... }:
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{
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den.provides.self' = den.lib.parametric {
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description = ''
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Provides the `flake-parts` `self'` (the flake's `self` with system pre-selected)
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as a top-level module argument. This allows modules to access per-system
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flake outputs without needing `pkgs.stdenv.hostPlatform.system`.
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## Usage
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# makes self' available to modules in my-aspect
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den.aspects.my-aspect.includes = [ den._.self' ];
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# module implementation
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{ self', ... }: {
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# use self' as needed
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}
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'';
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includes = [
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(
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{ host, user, ... }:
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(withSystem host.system (
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{ self', ... }:
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{
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${host.class}._module.args.self' = self';
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${user.class or null}._module.args.self' = self';
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}
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))
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)
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(
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{ home, ... }:
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(withSystem home.system (
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{ self', ... }:
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{
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${home.class}._module.args.self' = self';
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}
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))
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)
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];
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};
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}
+7
templates/examples/flake.nix
+7
templates/examples/flake.nix
···
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url = "github:nix-community/home-manager/release-25.05";
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};
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import-tree.url = "github:vic/import-tree";
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neovim-nightly-overlay = {
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inputs = {
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flake-parts.follows = "flake-parts";
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nixpkgs.follows = "nixpkgs";
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};
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url = "github:nix-community/neovim-nightly-overlay";
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};
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nixos-wsl = {
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inputs = {
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flake-compat.follows = "";
+70
templates/examples/modules/_example/ci/special-args.nix
+70
templates/examples/modules/_example/ci/special-args.nix
···
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{ den, withSystem, ... }:
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let
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testModule =
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{
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inputs',
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lib,
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self',
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...
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}:
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{
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options.specialArgsTest = {
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test-package = lib.mkOption { type = lib.types.package; };
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neovim-package = lib.mkOption { type = lib.types.package; };
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};
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config.specialArgsTest = {
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test-package = self'.packages.hello;
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neovim-package = inputs'.neovim-nightly-overlay.packages.neovim;
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};
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};
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in
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{
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flake-file.inputs.neovim-nightly-overlay = {
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url = "github:nix-community/neovim-nightly-overlay";
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inputs.nixpkgs.follows = "nixpkgs";
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inputs.flake-parts.follows = "flake-parts";
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};
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den.default.includes = [
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den._.self'
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den._.inputs'
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];
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den.aspects.rockhopper.nixos.imports = [ testModule ];
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den.aspects.cam.homeManager.imports = [ testModule ];
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flake.checks.x86_64-linux = withSystem "x86_64-linux" (
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{
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checkCond,
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rockhopper,
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cam,
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self',
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inputs',
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...
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}:
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{
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special-args-self-nixos = checkCond "self' provides same package to nixos" (
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rockhopper.config.specialArgsTest.test-package == self'.packages.hello
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);
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special-args-inputs-nixos = checkCond "inputs' provides same package to nixos" (
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rockhopper.config.specialArgsTest.neovim-package == inputs'.neovim-nightly-overlay.packages.neovim
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);
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special-args-self-hm = checkCond "self' provides same package to home-manager" (
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cam.config.specialArgsTest.test-package == self'.packages.hello
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);
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special-args-inputs-hm = checkCond "inputs' provides same package to home-manager" (
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cam.config.specialArgsTest.neovim-package == inputs'.neovim-nightly-overlay.packages.neovim
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);
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}
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);
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perSystem =
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{ pkgs, ... }:
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{
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packages.hello = pkgs.hello;
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};
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}