From a231116252657f879578627d7a77a4fcc3ead2e5 Mon Sep 17 00:00:00 2001
From: Markus Reiter <me@reitermark.us>
Date: Fri, 14 Aug 2020 02:06:33 +0200
Subject: [PATCH] Document `PATH`.

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

diff --git a/Library/Homebrew/PATH.rb b/Library/Homebrew/PATH.rb
index 4f46be178a..ac9f408a93 100644
--- a/Library/Homebrew/PATH.rb
+++ b/Library/Homebrew/PATH.rb
@@ -1,5 +1,8 @@
 # frozen_string_literal: true
 
+# Represention of a `*PATH` environment variable.
+#
+# @api private
 class PATH
   include Enumerable
   extend Forwardable