Adding flake.nix

.envrc

@@ -0,0 +1 @@
+use flake

.github/workflows/nix-build.yml

@@ -0,0 +1,29 @@
+name: nix build
+
+on:
+  pull_request:
+    branches:
+      - 0.0.x
+    paths:
+      - '**/*.rs'
+      - '.github/workflows/nix-build.yml'
+      - 'nix/**'
+  push:
+    branches:
+      - 0.0.x
+    paths:
+      - '**/*.rs'
+      - '.github/workflows/nix-build.yml'
+      - 'nix/**'
+
+jobs:
+  lints:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: DeterminateSystems/nix-installer-action@main
+      - uses: DeterminateSystems/magic-nix-cache-action@main
+      - uses: DeterminateSystems/flake-checker-action@main
+      - name: Run `nix build`
+        run: nix build

.github/workflows/update-flake.yml

@@ -0,0 +1,27 @@
+name: update-flake-lock
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: '0 0 * * 0'
+
+jobs:
+  lockfile:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Install Nix
+        uses: DeterminateSystems/nix-installer-action@main
+      - name: Enable magic Nix cache
+        uses: DeterminateSystems/magic-nix-cache-action@main
+      - name: Check flake
+        uses: DeterminateSystems/flake-checker-action@main
+      - name: Update flake.lock
+        uses: DeterminateSystems/update-flake-lock@main
+        with:
+          pr-title: 'Update flake.lock' # Title of PR to be created
+          pr-labels: | # Labels to be set on the PR
+            dependencies
+            automated
+          pr-assignees: TornaxO7 RaySlash
+

.gitignore

@@ -8,4 +8,8 @@
 release
 .jekyll-cache
 .jekyll-metadata
-NOTES
+NOTES
+
+.direnv/
+# produced by `nix build`
+result/

flake.nix

@@ -0,0 +1,113 @@
+{
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+    systems.url = "github:nix-systems/default";
+    rust-overlay.url = "github:oxalica/rust-overlay";
+  };
+
+  outputs = inputs@{ self, nixpkgs, systems, rust-overlay, ... }:
+    let
+      # Using nix-systems to identify architecture
+      eachSystem = nixpkgs.lib.genAttrs (import systems);
+      pkgsFor = eachSystem (system:
+        import nixpkgs {
+          localSystem = system;
+          overlays = [
+            rust-overlay.overlays.default
+          ];
+        });
+
+      mkRio = ({ rustPlatform, lib, pkgs, ... }:
+        let
+          rlinkLibs = with pkgs; if stdenv.isDarwin then [
+            darwin.libobjc
+            darwin.apple_sdk_11_0.frameworks.AppKit
+            darwin.apple_sdk_11_0.frameworks.AVFoundation
+            darwin.apple_sdk_11_0.frameworks.Vision
+          ] else [
+            fontconfig
+            libGL
+            libxkbcommon
+            vulkan-loader
+          ] ++ (with pkgs; [
+            xorg.libX11
+            xorg.libXcursor
+            xorg.libXi
+            xorg.libXrandr
+            xorg.libxcb
+            wayland
+          ]);
+        in
+        rustPlatform.buildRustPackage {
+          pname = "rio";
+          name = "rio"; # attribute name for packages
+          src = ./.;
+          nativeBuildInputs = with pkgs; [
+            ncurses
+            cmake
+            pkg-config
+            autoPatchelfHook
+          ];
+
+          runtimeDependencies = rlinkLibs;
+          buildInputs = rlinkLibs;
+          cargoLock.lockFile = ./Cargo.lock;
+
+          meta = {
+            description = "A hardware-accelerated GPU terminal emulator powered by WebGPU";
+            homepage = "https://raphamorim.io/rio";
+            license = lib.licenses.mit;
+            platforms = lib.platforms.unix;
+            changelog = "https://github.com/raphamorim/rio/blob/master/CHANGELOG.md";
+            mainProgram = "rio";
+          };
+        });
+    in
+    {
+      overlays.default = final: prev: {
+        rio = prev.callPackage mkRio { };
+      };
+
+      # `nix build` works
+      packages = eachSystem (system: {
+        default = pkgsFor.${system}.callPackage mkRio { };
+      });
+
+      # `nix develop` works
+      devShells = eachSystem (system:
+        let
+          rust-toolchain = (pkgsFor.${system}.rust-bin.fromRustupToolchainFile ./rust-toolchain.toml).override {
+            extensions = [ "rust-src" "rust-analyzer" ];
+          };
+        in
+        {
+          default = pkgsFor.${system}.mkShell rec {
+            packages = with pkgsFor.${system}; if stdenv.isDarwin then [
+              darwin.libobjc
+              darwin.apple_sdk_11_0.frameworks.AppKit
+              darwin.apple_sdk_11_0.frameworks.AVFoundation
+              darwin.apple_sdk_11_0.frameworks.Vision
+            ] else [
+              fontconfig
+              libGL
+              libxkbcommon
+              vulkan-loader
+              ncurses
+              cmake
+              pkg-config
+              autoPatchelfHook
+              rust-toolchain
+              xorg.libX11
+              xorg.libXcursor
+              xorg.libXi
+              xorg.libXrandr
+              xorg.libxcb
+              wayland
+            ];
+
+            LD_LIBRARY_PATH = "$LD_LIBRARY_PATH:${builtins.toString (pkgsFor.${system}.lib.makeLibraryPath packages)}";
+          };
+        }
+      );
+    };
+}

rust-toolchain.toml

@@ -3,4 +3,4 @@
 [toolchain]
 channel = "1.73.0"
 components = ["rustfmt", "clippy"]
-targets = ["wasm32-unknown-unknown"]
+targets = ["wasm32-unknown-unknown"]