lib/ecs_logging/body_proxy.rb

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# license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright
# ownership. Elasticsearch B.V. licenses this file to you 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.

# frozen_string_literal: true

module EcsLogging
  class BodyProxy
    def initialize(body, &block)
      @body = body
      @block = block
      @closed = false
    end

    def respond_to_missing?(name, include_all = false)
      super || @body.respond_to?(name, include_all)
    end

    def method_missing(name, *args, &block)
      @body.__send__(name, *args, &block)
    end

    def close
      return if closed?

      @closed = true

      begin
        @body.close if @body.respond_to?(:close)
      ensure
        @block.call
      end
    end

    def closed?
      @closed
    end
  end
end