From 9da90f0b21d30216a04a2f7d24a2d3e9e1efed70 Mon Sep 17 00:00:00 2001
From: Chris Roberts <croberts@hashicorp.com>
Date: Mon, 13 Jun 2022 17:00:51 -0700
Subject: [PATCH] Return false if RHS does not implement hash_code

---
 plugins/commands/serve/mappers/internal/graph/vertex.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/plugins/commands/serve/mappers/internal/graph/vertex.rb b/plugins/commands/serve/mappers/internal/graph/vertex.rb
index 601dde7a7..5e058c29f 100644
--- a/plugins/commands/serve/mappers/internal/graph/vertex.rb
+++ b/plugins/commands/serve/mappers/internal/graph/vertex.rb
@@ -48,6 +48,7 @@ module VagrantPlugins
             # @param [Vertex]
             # @return [Boolean]
             def ==(v)
+              return false if !v.respond_to?(:hash_code)
               v.hash_code == hash_code
             end
             alias_method :eql?, :==