ostruct-bug.rb

example = OpenStruct.new
example.marshal_load = "example;example;example" # => "example;example;example"
example.table # => nil
example # => #<OpenStruct marshal_load="example;example;example">
example.marshal_load # => ArgumentError: wrong number of arguments (0 for 1)
example.marshal_load "red" # => NoMethodError: undefined method `each_key' for "red":String
example # => #<OpenStruct:0x3fd970c44120>
example.table # => TypeError: can't convert Symbol into Integer