# frozen_string_literal: true

# Copyright (C) 2017-2020 MongoDB Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

module Mongo
  class Error
    # Raised if a change stream document is returned without a resume token.
    #
    # @since 2.5.0
    class MissingResumeToken < Error
      # The error message.
      #
      # @since 2.5.0
      MESSAGE = 'Cannot provide resume functionality when the resume token is missing'

      # Create the new exception.
      #
      # @example Create the new exception.
      #   Mongo::Error::MissingResumeToken.new
      #
      # @since 2.5.0
      def initialize
        super(MESSAGE)
      end
    end
  end
end
