https://git.ruby-lang.org/ruby.git/commit/?id=a7b68e63c5

From a7b68e63c5dd9d366b0ddc17b16650560800f03a Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@r...>
Date: Fri, 10 May 2019 12:48:43 +0900
Subject: Suppress a warning in Psych&YAML with verbose mode


diff --git a/lib/ostruct.rb b/lib/ostruct.rb
index c3b0546..7b232bf 100644
--- a/lib/ostruct.rb
+++ b/lib/ostruct.rb
@@ -206,7 +206,7 @@ class OpenStruct https://github.com/ruby/ruby/blob/trunk/lib/ostruct.rb#L206
 
   def respond_to_missing?(mid, include_private = false) # :nodoc:
     mname = mid.to_s.chomp("=").to_sym
-    @table&.key?(mname) || super
+    defined?(@table) && @table.key?(mname) || super
   end
 
   def method_missing(mid, *args) # :nodoc:
-- 
cgit v0.10.2


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