module FeatureFlagMonitor::Refinements::HashExtensions
  refine Hash do
    def slice(*keys)
      keys.each_with_object({}) { |key, hash| hash[key] = self[key] }
    end

    def compact
      reject { |_, value| value.nil? }
    end

    def map_values(&block)
      keys.zip(values.map(&block)).to_h
    end
  end
end