You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: list_optional.rb
    path of file: ./repos/openproject/app/models/queries/filters/strategies/work_packages/shared_with_user
    
    the code of the file until where you have to start completion: # -- copyright
# OpenProj
    
        def operator_map
          super.dup.tap do |super_value|
            super_value['='] = ::Queries::Operators::EqualsOr
            super_value['&='] = ::Queries::Operators::EqualsAll
            super_value['*'] = ::Queries::Operators::WorkPackages::SharedWithUser::Any
          end
        end