From 291509f0054158ad4ca46f56c7328ccbd84ce954 Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop@gmail.com>
Date: Tue, 14 Jun 2022 07:35:38 -0400
Subject: [PATCH] Add Rule#empty?

---
 lib/propane/rule.rb | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/lib/propane/rule.rb b/lib/propane/rule.rb
index 7778a12..f486b7a 100644
--- a/lib/propane/rule.rb
+++ b/lib/propane/rule.rb
@@ -42,6 +42,16 @@ class Propane
       @line_number = line_number
     end
 
+    # Return whether the Rule is empty.
+    #
+    # A Rule is empty if it has no components.
+    #
+    # @return [Boolean]
+    #   Whether the Rule is empty.
+    def empty?
+      @components.empty?
+    end
+
   end
 
 end