templates: add subflake

flake.nix

@@ -116,6 +116,10 @@
           path = ./templates/minimal;
           description = "A Nix library that uses nixpkgs.lib instead of the entire nixpkgs";
         };
+        subflake = {
+          path = ./templates/subflake;
+          description = "A Nix library that uses namaka in a subflake";
+        };
       };
     };
 }

templates/subflake/dev/flake.nix

@@ -0,0 +1,39 @@
+{
+  inputs = {
+    call-flake.url = "github:divnix/call-flake";
+    flake-parts = {
+      url = "github:hercules-ci/flake-parts";
+      inputs.nixpkgs-lib.follows = "nixpkgs";
+    };
+    namaka = {
+      url = "github:nix-community/namaka/v0.2.0";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+  };
+
+  outputs = inputs@{ call-flake, flake-parts, namaka, ... }:
+    flake-parts.lib.mkFlake { inherit inputs; } {
+      flake.checks = namaka.lib.load {
+        src = ./tests;
+        inputs = {
+          foo = (call-flake ../.).lib;
+        };
+      };
+
+      systems = [
+        "aarch64-darwin"
+        "aarch64-linux"
+        "x86_64-darwin"
+        "x86_64-linux"
+      ];
+
+      perSystem = { inputs', pkgs, ... }: {
+        devShells.default = pkgs.mkShell {
+          packages = [
+            inputs'.namaka.packages.default
+          ];
+        };
+      };
+    };
+}

templates/subflake/dev/tests/works/expr.nix

@@ -0,0 +1,3 @@
+{ foo }:
+
+foo.answer * 2

templates/subflake/flake.nix

@@ -0,0 +1,18 @@
+{
+  inputs = {
+    haumea = {
+      url = "github:nix-community/haumea/v0.2.2";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+    nixpkgs.url = "github:nix-community/nixpkgs.lib";
+  };
+
+  outputs = { self, haumea, nixpkgs }: {
+    lib = haumea.lib.load {
+      src = ./src;
+      inputs = {
+        inherit (nixpkgs) lib;
+      };
+    };
+  };
+}

templates/subflake/namaka.toml

@@ -0,0 +1,5 @@
+[check]
+cmd = ["nix", "flake", "check", "./dev"]
+
+[eval]
+cmd = ["nix", "eval", "./dev#checks"]

templates/subflake/src/answer.nix

@@ -0,0 +1,3 @@
+{ lib }:
+
+lib.id 42