replace naersk with crane, drop nix-filter

servicepoint-simulator.nix

@@ -1,74 +1,71 @@
 {
-  naersk',
+  craneLib,
   pkgs,
-  nix-filter,
 }:
-naersk'.buildPackage rec {
-  src = nix-filter.lib.filter {
-    root = ./.;
-    include = [
-      ./Cargo.toml
-      ./Cargo.lock
-      ./src
-      ./Web437_IBM_BIOS.woff
-      ./README.md
-      ./LICENSE
+let
+  commonArgs = {
+    src = craneLib.cleanCargoSource ./.;
+    nativeBuildInputs = with pkgs; [
+      pkg-config
+      makeWrapper
     ];
-  };
-  nativeBuildInputs = with pkgs; [
-    pkg-config
-    makeWrapper
-  ];
-  strictDeps = true;
-  buildInputs =
-    with pkgs;
-    [
-      xe
-      xz
-
-      roboto
-    ]
-    ++ lib.optionals pkgs.stdenv.isLinux (
+    strictDeps = true;
+    buildInputs =
       with pkgs;
       [
-        # gpu
-        libGL
-        vulkan-headers
-        vulkan-loader
-        vulkan-tools
-        vulkan-tools-lunarg
-        vulkan-extension-layer
-        vulkan-validation-layers
+        xe
+        xz
 
-        # keyboard
-        libxkbcommon
-
-        # font loading
-        fontconfig
-        freetype
-
-        # WINIT_UNIX_BACKEND=wayland
-        wayland
-
-        # WINIT_UNIX_BACKEND=x11
-        libxcursor
-        libxrandr
-        libxi
-        libx11
-        libx11.dev
+        roboto
       ]
-    )
-    ++ lib.optionals pkgs.stdenv.isDarwin (
-      with pkgs.darwin.apple_sdk.frameworks;
-      [
-        Carbon
-        QuartzCore
-        AppKit
-      ]
-    );
+      ++ lib.optionals pkgs.stdenv.isLinux (
+        with pkgs;
+        [
+          # gpu
+          libGL
+          vulkan-headers
+          vulkan-loader
+          vulkan-tools
+          vulkan-tools-lunarg
+          vulkan-extension-layer
+          vulkan-validation-layers
 
-  postInstall = ''
-    wrapProgram $out/bin/servicepoint-simulator \
-      --suffix LD_LIBRARY_PATH : ${pkgs.lib.makeLibraryPath buildInputs}
-  '';
-}
+          # keyboard
+          libxkbcommon
+
+          # font loading
+          fontconfig
+          freetype
+
+          # WINIT_UNIX_BACKEND=wayland
+          wayland
+
+          # WINIT_UNIX_BACKEND=x11
+          libxcursor
+          libxrandr
+          libxi
+          libx11
+          libx11.dev
+        ]
+      )
+      ++ lib.optionals pkgs.stdenv.isDarwin (
+        with pkgs.darwin.apple_sdk.frameworks;
+        [
+          Carbon
+          QuartzCore
+          AppKit
+        ]
+      );
+  };
+in
+craneLib.buildPackage (
+  commonArgs
+  // {
+    cargoArtifacts = craneLib.buildDepsOnly commonArgs;
+
+    postInstall = ''
+      wrapProgram $out/bin/servicepoint-simulator \
+        --suffix LD_LIBRARY_PATH : ${pkgs.lib.makeLibraryPath commonArgs.buildInputs}
+    '';
+  }
+)