initial commit

flake.nix

@@ -0,0 +1,59 @@
+{
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+  };
+
+  outputs = { self, nixpkgs }: let
+    systems = [
+      "x86_64-linux"
+      "x86_64-darwin"
+      "aarch64-linux"
+      "aarch64-darwin"
+      "armv7l-linux"
+    ];
+    forAllSystems = f: nixpkgs.lib.genAttrs systems (system: let
+      pkgs = import nixpkgs {
+        inherit system;
+        overlays = [
+          (prev: final: {
+            vcpkg-tool = final.callPackage ./nix/packages/vcpkg-tool/package.nix { };
+          })
+        ];
+      };
+
+    in f system pkgs);
+    inherit (nixpkgs) lib;
+  in {
+    packages = forAllSystems (system: pkgs: {
+      default = self.packages.${system}.test;
+      test = pkgs.callPackage ./nix/packages/test/package.nix {
+        src = ./.;
+      };
+    });
+
+    devShells = forAllSystems (system: pkgs: {
+      default = self.devShells.${system}.vcpkgVendoredLibs;
+
+      vcpkgVendoredLibs = pkgs.mkShell {
+        nativeBuildInputs = with pkgs; [
+          vcpkg
+          cmake
+        ];
+
+        env = {
+          VCPKG_ROOT = "${pkgs.vcpkg}/share/vcpkg";
+        };
+      };
+
+      nixVendoredLibs = pkgs.mkShell {
+        nativeBuildInputs = with pkgs; [
+          cmake
+        ];
+        buildInputs = with pkgs; [
+          nlohmann_json
+          fmt
+        ];
+      };
+    });
+  };
+}