feat: Initial commit

2024-06-16 21:02:22 +05:30
commit d96fd68357
7 changed files with 708 additions and 0 deletions
@@ -0,0 +1,97 @@
+{
+  description = "A simple rust flake using rust-overlay and craneLib";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs";
+    flake-utils.url = "github:numtide/flake-utils";
+    crane = {
+      url = "github:ipetkov/crane";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+    rust-overlay = {
+      url = "github:oxalica/rust-overlay";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+
+  outputs = {
+    self,
+    crane,
+    flake-utils,
+    nixpkgs,
+    rust-overlay,
+    ...
+  }:
+    flake-utils.lib.eachDefaultSystem (
+      system: let
+        pkgs = import nixpkgs {
+          inherit system;
+          overlays = [rust-overlay.overlays.default];
+        };
+        inherit (pkgs) lib;
+
+        stableToolchain = pkgs.rust-bin.stable.latest.default;
+        stableToolchainWithRustAnalyzer = pkgs.rust-bin.stable.latest.default.override {
+          extensions = ["rust-src" "rust-analyzer"];
+          # Extra targets if required
+          # targets = [
+          #   "x86_64-unknown-linux-gnu"
+          #   "x86_64-unknown-linux-musl"
+          #   "x86_64-apple-darwin"
+          #   "aarch64-apple-darwin"
+          # ];
+        };
+        craneLib = (crane.mkLib pkgs).overrideToolchain stableToolchain;
+        src = craneLib.cleanCargoSource (craneLib.path ./.);
+        commonArgs = {
+          inherit src;
+          buildInputs = with pkgs;
+            []
+            ++ pkgs.lib.optionals pkgs.stdenv.isDarwin [
+              libiconv
+              # pkgs.darwin.apple_sdk.frameworks.CoreServices
+              # pkgs.darwin.apple_sdk.frameworks.Security
+              # pkgs.darwin.apple_sdk.frameworks.SystemConfiguration
+              # pkgs.darwin.apple_sdk.frameworks.Foundation
+            ]; # Inputs required for the TARGET system
+
+          nativeBuildInputs = with pkgs; [
+            # often required for c/c++ libs
+            pkg-config
+          ]; # Intputs required for the HOST system
+          # This is often requird for any ffi based packages that use bindgen
+          # LIBCLANG_PATH = "${pkgs.llvmPackages.libclang.lib}/lib";
+          # For using pkg-config that many libraries require
+          # PKG_CONFIG_PATH = lib.makeSearchPath "lib/pkgconfig" (with pkgs;[ openssl.dev zlib.dev ]);
+        };
+        cargoArtifacts = craneLib.buildDepsOnly commonArgs;
+      in {
+        checks = {
+          hello-clippy = craneLib.cargoClippy (commonArgs
+            // {
+              inherit cargoArtifacts;
+              cargoClippyExtraArgs = "--all-targets -- --deny warnings";
+            });
+          hello-fmt = craneLib.cargoFmt {
+            inherit src;
+          };
+          hello-nextest = craneLib.cargoNextest (commonArgs
+            // {
+              inherit cargoArtifacts;
+              partitions = 1;
+              partitionType = "count";
+            });
+        };
+
+        devShells.default = (craneLib.overrideToolchain stableToolchainWithRustAnalyzer).devShell (commonArgs
+          // {
+            buildInputs = [];
+            nativeBuildInputs = [];
+            packages = with pkgs; [
+              cargo-nextest
+              cargo-criterion
+            ];
+          });
+      }
+    );
+}