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: scope_filter.rb
    path of file: ./repos/openproject/modules/grids/app/queries/grids/filters
    
    the code of the file until where you have to start completion: #-- copyright
# OpenProject is an open source project management software.
# Copyright (C) 2012-2024 the OpenProject GmbH
#
# This program is free soft
    
      def allowed_values_subset
        grid_configs_of_values
          .filter_map do |value, config|
          next unless config && config[:class]

          if config && config[:class]
            value
          end
        end