From d9a56ceb8787a9f53613e92fdd1fa1426ee61ce4 Mon Sep 17 00:00:00 2001
From: Henrik Lissner <henrik@lissner.net>
Date: Mon, 6 Apr 2020 23:27:35 -0400
Subject: [PATCH] Modularize dev/node.nix

---
 modules/dev/default.nix |  2 +-
 modules/dev/node.nix    | 46 ++++++++++++++++++++++++-----------------
 2 files changed, 28 insertions(+), 20 deletions(-)

diff --git a/modules/dev/default.nix b/modules/dev/default.nix
index 26d32437..87575daf 100644
--- a/modules/dev/default.nix
+++ b/modules/dev/default.nix
@@ -10,7 +10,7 @@
     # ./haskell.nix
     # ./latex.nix
     ./lua.nix
-    # ./node.nix
+    ./node.nix
     ./python.nix
     ./rust.nix
     ./scala.nix
diff --git a/modules/dev/node.nix b/modules/dev/node.nix
index 6bfb7faa..8af3c73c 100644
--- a/modules/dev/node.nix
+++ b/modules/dev/node.nix
@@ -3,29 +3,37 @@
 # JS is one of those "when it's good, it's alright, when it's bad, it's a
 # disaster" languages.
 
-{ pkgs, ... }:
+{ config, options, lib, pkgs, ... }:
+with lib;
 {
-  imports = [ ./. ];
+  options.modules.dev.node = {
+    enable = mkOption {
+      type = types.bool;
+      default = false;
+    };
+  };
 
-  my = {
-    packages = with pkgs; [
-      nodejs
-    ];
+  config = mkIf config.modules.dev.node.enable {
+    my = {
+      packages = with pkgs; [
+        nodejs
+      ];
 
-    env.NPM_CONFIG_USERCONFIG = "$XDG_CONFIG_HOME/npm/config";
-    env.NPM_CONFIG_CACHE      = "$XDG_CACHE_HOME/npm";
-    env.NPM_CONFIG_TMP        = "$XDG_RUNTIME_DIR/npm";
-    env.NPM_CONFIG_PREFIX     = "$XDG_CACHE_HOME/npm";
-    env.NODE_REPL_HISTORY     = "$XDG_CACHE_HOME/node/repl_history";
-    env.PATH = [ "$(yarn global bin)" ];
+      env.NPM_CONFIG_USERCONFIG = "$XDG_CONFIG_HOME/npm/config";
+      env.NPM_CONFIG_CACHE      = "$XDG_CACHE_HOME/npm";
+      env.NPM_CONFIG_TMP        = "$XDG_RUNTIME_DIR/npm";
+      env.NPM_CONFIG_PREFIX     = "$XDG_CACHE_HOME/npm";
+      env.NODE_REPL_HISTORY     = "$XDG_CACHE_HOME/node/repl_history";
+      env.PATH = [ "$(yarn global bin)" ];
 
-    # Run locally installed bin-script, e.g. n coffee file.coffee
-    alias.n  = "PATH=\"$(npm bin):$PATH\"";
-    alias.ya = "yarn";
+      # Run locally installed bin-script, e.g. n coffee file.coffee
+      alias.n  = "PATH=\"$(npm bin):$PATH\"";
+      alias.ya = "yarn";
 
-    home.xdg.configFile."npm/config".text = ''
-      cache=$XDG_CACHE_HOME/npm
-      prefix=$XDG_DATA_HOME/npm
-    '';
+      home.xdg.configFile."npm/config".text = ''
+        cache=$XDG_CACHE_HOME/npm
+        prefix=$XDG_DATA_HOME/npm
+      '';
+    };
   };
 }