initial commit

flake.nix

@@ -0,0 +1,60 @@
+{
+  description = "Flake for servicepoint-rustlings";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-24.11";
+    naersk = {
+      url = "github:nix-community/naersk";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+
+  outputs =
+    inputs@{
+      self,
+      nixpkgs,
+      naersk,
+    }:
+    let
+      lib = nixpkgs.lib;
+      supported-systems = [
+        "x86_64-linux"
+        "aarch64-linux"
+        "aarch64-darwin"
+        "x86_64-darwin"
+      ];
+      forAllSystems = lib.genAttrs supported-systems;
+    in
+    rec {
+      devShells = forAllSystems (
+        system:
+        let
+          pkgs = nixpkgs.legacyPackages."${system}";
+        in
+        {
+          default = pkgs.mkShell rec {
+            packages = [
+              (pkgs.symlinkJoin {
+                name = "rust-toolchain";
+                paths = with pkgs; [
+                  rustc
+                  cargo
+                  rustPlatform.rustcSrc
+                  rustfmt
+                  clippy
+                  cargo-expand
+                  cargo-tarpaulin
+                  rustlings
+                ];
+              })
+            ];
+            LD_LIBRARY_PATH = "${pkgs.lib.makeLibraryPath packages}";
+            RUST_SRC_PATH = "${pkgs.rust.packages.stable.rustPlatform.rustLibSrc}";
+            RUST_BACKTRACE = "1";
+          };
+        }
+      );
+
+      formatter = forAllSystems (system: nixpkgs.legacyPackages."${system}".nixfmt-rfc-style);
+    };
+}