ruby/red-arrow-flight/lib/arrow-flight/record-batch-reader.rb

# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF 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.

module ArrowFlight
  class RecordBatchReader
    include Enumerable

    def each
      return to_enum(__method__) unless block_given?

      loop do
        record_batch = read_next
        break if record_batch.nil?
        yield(record_batch)
      end
    end
  end
end