# File lib/aws/core/policy.rb, line 365
        def add(operator, key, *values)
          if operator.kind_of?(Symbol)
            converted_values = values.map { |v| convert_value(v) }
          else
            converted_values = values
          end
          operator = translate_operator(operator, values.first)
          op = (@conditions[operator] ||= {})
          raise "duplicate #{operator} conditions for #{key}" if op[key]
          op[translate_key(key)] = converted_values
        end