From a6456054aeb3ac859fd3f43b123b25673c266aa0 Mon Sep 17 00:00:00 2001
From: eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 1 Apr 2017 10:30:48 +0000
Subject: [PATCH] ostruct.rb: improve fix for OpenStruct.allocate +
 #respond_to?

* lib/ostruct.rb (OpenStruct#respond_to_missing?): this makes
  OpenStruct#respond_to? works on any OpenStruct instance,
  just like Kernel#respond_to? does, without workarounds.
  [ruby-core:80292] [Bug #13358]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58229 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/ostruct.rb | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/lib/ostruct.rb b/lib/ostruct.rb
index 25ccac8dfa..2edb2edeb4 100644
--- a/lib/ostruct.rb
+++ b/lib/ostruct.rb
@@ -73,12 +73,6 @@
 # of these properties compared to using a Hash or a Struct.
 #
 class OpenStruct
-  class << self # :nodoc:
-    def allocate
-      (x = super).instance_variable_set(:@table, {})
-      x
-    end
-  end
 
   #
   # Creates a new OpenStruct object.  By default, the resulting OpenStruct
@@ -198,7 +192,7 @@ class OpenStruct
 
   def respond_to_missing?(mid, include_private = false) # :nodoc:
     mname = mid.to_s.chomp("=").to_sym
-    @table.key?(mname) || super
+    @table&.key?(mname) || super
   end
 
   def method_missing(mid, *args) # :nodoc: