[ruby/ostruct] Allow properties to be accessed even when the object is moved to another Ractor (https://github.com/ruby/ostruct/pull/29)

https://github.com/ruby/ostruct/commit/d85639f2f5

1 files changed, 8 insertions, 2 deletions

diff --git a/lib/ostruct.rb b/lib/ostruct.rb
index c03d912d6f..8680374499 100644
--- a/lib/ostruct.rb
+++ b/lib/ostruct.rb
@@ -221,8 +221,14 @@ class OpenStruct
   #
   def new_ostruct_member!(name) # :nodoc:
     unless @table.key?(name) || is_method_protected!(name)
-      define_singleton_method!(name) { @table[name] }
-      define_singleton_method!("#{name}=") {|x| @table[name] = x}
+      getter_proc = Proc.new { @table[name] }
+      setter_proc = Proc.new {|x| @table[name] = x}
+      if defined?(::Ractor)
+        ::Ractor.make_shareable(getter_proc)
+        ::Ractor.make_shareable(setter_proc)
+      end
+      define_singleton_method!(name, &getter_proc) 
+      define_singleton_method!("#{name}=", &setter_proc)
     end
   end
   private :new_ostruct_member!