macos nix build support

Author: emilytrau

docs/contributing.rst

@@ -67,8 +67,8 @@ To build installers for Windows:
 
     nix build ".#windows"
 
-To build for Linux:
+To build for Linux and macOS:
 
 .. code-block:: bash
 
-    nix build ".#linux"
+    nix build ".#unix"

ev3sim/file_helper.py

@@ -13,7 +13,8 @@ def find_platform_location(dir_type):
     """
     Attempt to find and create operating system data folders
     """
-    if platform.system() == "Linux":
+    p = platform.system()
+    if p == "Linux":
         home_dir = os.path.expanduser("~")
         if dir_type == "config":
             xdg_dir = os.environ.get("XDG_CONFIG_HOME") or os.path.join(home_dir, ".config")
@@ -22,6 +23,10 @@ def find_platform_location(dir_type):
         ev3sim_dir = os.path.join(xdg_dir, "ev3sim")
         Path(ev3sim_dir).mkdir(parents=True, exist_ok=True)
         return ev3sim_dir
+    elif p == "Darwin":
+        directory = os.path.expanduser("~/Library/Application Support/ev3sim/" + dir_type)
+        Path(directory).mkdir(parents=True, exist_ok=True)
+        return directory
     return None
 
 

flake.lock

@@ -9,18 +9,18 @@
   inputs.mindpile.inputs.flake-utils.follows = "flake-utils";
 
   outputs = { nixpkgs, flake-utils, mindpile, ... }:
-    flake-utils.lib.eachSystem [ "x86_64-linux" ] (system:
+    flake-utils.lib.eachSystem [ "x86_64-linux" "x86_64-darwin" ] (system:
       let
         pkgs = nixpkgs.legacyPackages.${system};
         mp = mindpile.legacyPackages.${system};
       in rec {
         packages = {
-          linux = pkgs.callPackage ./nix/linux.nix {
+          unix = pkgs.callPackage ./nix/unix.nix {
             inherit (mp) mindpile;
           };
 
           windows = pkgs.callPackage ./nix/windows-installer.nix { };
         };
-        defaultPackage = packages.linux;
+        defaultPackage = packages.unix;
       });
 }