targets.darwin: add module

Currently, this module makes sure that `/Applications` directories for
packages in `home.packages` get linked into the user's environment.

7 files changed, 39 insertions, 1 deletions

diff --git a/modules/modules.nix b/modules/modules.nix
index b4eb4d4027c..08c978b177d 100644
--- a/modules/modules.nix
+++ b/modules/modules.nix
@@ -189,6 +189,7 @@ let
     (loadModule ./services/xscreensaver.nix { })
     (loadModule ./services/xsuspender.nix { condition = hostPlatform.isLinux; })
     (loadModule ./systemd.nix { })
+    (loadModule ./targets/darwin.nix { condition = hostPlatform.isDarwin; })
     (loadModule ./targets/generic-linux.nix { condition = hostPlatform.isLinux; })
     (loadModule ./xcursor.nix { })
     (loadModule ./xresources.nix { })
diff --git a/modules/targets/darwin.nix b/modules/targets/darwin.nix
new file mode 100644
index 00000000000..0d434234bbb
--- /dev/null
+++ b/modules/targets/darwin.nix
@@ -0,0 +1,14 @@
+{ config, lib, pkgs, ... }:
+
+{
+  config = lib.mkIf pkgs.stdenv.hostPlatform.isDarwin {
+    # Install MacOS applications to the user environment.
+    home.file."Applications/Home Manager Apps".source = let
+      apps = pkgs.buildEnv {
+        name = "home-manager-applications";
+        paths = config.home.packages;
+        pathsToLink = "/Applications";
+      };
+    in "${apps}/Applications";
+  };
+}
diff --git a/tests/default.nix b/tests/default.nix
index 02afd5a2518..b44e4185fcc 100644
--- a/tests/default.nix
+++ b/tests/default.nix
@@ -69,6 +69,8 @@ import nmt {
     ./modules/programs/zplug
     ./modules/programs/zsh
     ./modules/xresources
+  ] ++ lib.optionals pkgs.stdenv.hostPlatform.isDarwin [
+    ./modules/targets-darwin
   ] ++ lib.optionals pkgs.stdenv.hostPlatform.isLinux [
     ./meta # Suffices to run on one platform.
     ./modules/misc/debug
@@ -93,6 +95,6 @@ import nmt {
     ./modules/services/window-managers/i3
     ./modules/services/window-managers/sway
     ./modules/systemd
-    ./modules/targets
+    ./modules/targets-linux
   ]);
 }
diff --git a/tests/modules/targets-darwin/darwin.nix b/tests/modules/targets-darwin/darwin.nix
new file mode 100644
index 00000000000..511ae87fd98
--- /dev/null
+++ b/tests/modules/targets-darwin/darwin.nix
@@ -0,0 +1,20 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+
+  darwinTestApp = pkgs.runCommandLocal "target-darwin-example-app" { } ''
+    mkdir -p $out/Applications
+    touch $out/Applications/example-app
+  '';
+
+in {
+  config = {
+    home.packages = [ darwinTestApp ];
+
+    nmt.script = ''
+      assertFileExists 'home-files/Applications/Home Manager Apps/example-app'
+    '';
+  };
+}
diff --git a/tests/modules/targets-darwin/default.nix b/tests/modules/targets-darwin/default.nix
new file mode 100644
index 00000000000..479f586eef3
--- /dev/null
+++ b/tests/modules/targets-darwin/default.nix
@@ -0,0 +1 @@
+{ targets-darwin = ./darwin.nix; }
diff --git a/tests/modules/targets/default.nix b/tests/modules/targets-linux/default.nix
index e13617ccb74..e13617ccb74 100644
--- a/tests/modules/targets/default.nix
+++ b/tests/modules/targets-linux/default.nix
diff --git a/tests/modules/targets/generic-linux.nix b/tests/modules/targets-linux/generic-linux.nix
index d9bb85b651a..d9bb85b651a 100644
--- a/tests/modules/targets/generic-linux.nix
+++ b/tests/modules/targets-linux/generic-linux.nix