fish module

home.nix

@@ -4,7 +4,6 @@
   imports = [
     ./home/modules
     ./home/modules/git.nix
-    ./home/modules/fish.nix
   ];
 
   # Home Manager needs a bit of information about you and the paths it should

home/modules/default.nix

@@ -1,7 +1,10 @@
-{ ... }:
+{ lib, ... }:
 {
   imports = [
     ./neovim.nix
     ./alacritty.nix
+    ./fish.nix
   ];
+
+  snowhawk.fish.enable = lib.mkDefault true;
 }

home/modules/fish.nix

@@ -1,21 +1,29 @@
-{ pkgs, inputs, ... }:
+{ pkgs, inputs, config, lib, ... }:
+let
+  cfg = config.snowhawk.fish;
+in
 {
-  programs.bash = {
-    enable = true;
-    initExtra = ''
-      if [[ $(${pkgs.procps}/bin/ps --no-header --pid=$PPID --format=comm) != "fish" && -z ''${BASH_EXECUTION_STRING} ]]
-      then
-        shopt -q login_shell && LOGIN_OPTION='--login' || LOGIN_OPTION=""
-        exec ${pkgs.fish}/bin/fish $LOGIN_OPTION
-      fi
-    '';
+  options.snowhawk.fish = {
+    enable = lib.mkEnableOption "fish";
   };
+  config = lib.mkIf cfg.enable {
+    programs.bash = {
+      enable = true;
+      initExtra = ''
+        if [[ $(${pkgs.procps}/bin/ps --no-header --pid=$PPID --format=comm) != "fish" && -z ''${BASH_EXECUTION_STRING} ]]
+        then
+          shopt -q login_shell && LOGIN_OPTION='--login' || LOGIN_OPTION=""
+          exec ${pkgs.fish}/bin/fish $LOGIN_OPTION
+        fi
+      '';
+    };
 
-  programs.fish = {
-    enable = true;
-    interactiveShellInit =
-      builtins.readFile "${inputs.fish_theme}/fish_prompt.fish" + "\n" +
-      builtins.readFile ../fish/config.fish
-    ;
+    programs.fish = {
+      enable = true;
+      interactiveShellInit =
+        builtins.readFile "${inputs.fish_theme}/fish_prompt.fish" + "\n" +
+        builtins.readFile ../fish/config.fish
+      ;
+    };
   };
 }