Add 'users/glittershark/system/' from commit '3b174300ae'

git-subtree-dir: users/glittershark/system
git-subtree-mainline: 85d82a9dc2
git-subtree-split: 3b174300ae

users/glittershark/system/home/modules/lib/zshFunctions.nix

@@ -0,0 +1,21 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+{
+  options = {
+    programs.zsh.functions = mkOption {
+      description = "An attribute set that maps function names to their source";
+      default = {};
+      type = with types; attrsOf (either str path);
+    };
+  };
+
+  config.programs.zsh.initExtra = concatStringsSep "\n" (
+    mapAttrsToList (name: funSrc: ''
+      function ${name}() {
+        ${funSrc}
+      }
+    '') config.programs.zsh.functions
+  );
+}