From aac015113234ece3ff1161d3865ab17cb4499d28 Mon Sep 17 00:00:00 2001
From: Markus Reiter <me@reitermark.us>
Date: Tue, 25 Aug 2020 00:38:56 +0200
Subject: [PATCH] Document `Xcode`.

---
 Library/Homebrew/os/mac/xcode.rb | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Library/Homebrew/os/mac/xcode.rb b/Library/Homebrew/os/mac/xcode.rb
index 5f1a23d663..5e9c8d6180 100644
--- a/Library/Homebrew/os/mac/xcode.rb
+++ b/Library/Homebrew/os/mac/xcode.rb
@@ -2,6 +2,9 @@
 
 module OS
   module Mac
+    # Helper module for querying Xcode information.
+    #
+    # @api private
     module Xcode
       module_function