1 files changed, 39 insertions, 0 deletions
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..3f75ebc
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,39 @@
+{
+  description = "cool calculators";
+
+  inputs.nixpkgs.url = "nixpkgs/nixos-unstable";
+
+  outputs = {nixpkgs, ...}: let
+    systems = [
+      "x86_64-linux"
+      "aarch64-linux"
+      "x86_64-darwin"
+      "aarch64-darwin"
+    ];
+
+    forAllSystems = nixpkgs.lib.genAttrs systems;
+    nixpkgsFor = forAllSystems (system: import nixpkgs {inherit system;});
+
+    forEachSystem = fn:
+      forAllSystems (system:
+        fn {
+          inherit system;
+          pkgs = nixpkgsFor.${system};
+        });
+  in {
+    devShells = forEachSystem ({pkgs, ...}: {
+      default = pkgs.mkShell {
+        packages = with pkgs; [
+          ghc
+          haskellPackages.runghc
+          jdk17_headless
+          ldc
+          rustc
+          swift
+        ];
+      };
+    });
+
+    formatter = forEachSystem ({pkgs, ...}: pkgs.alejandra);
+  };
+}