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# 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 Gandiva
class ExpressionBuilder
class Record
def initialize(schema)
@schema = schema
end
def respond_to_missing?(name, include_private)
return true if @schema[name]
super
end
def method_missing(name, *args)
return super unless args.empty?
self[name] || super
end
def [](name)
field = @schema[name]
if field
Field.new(field)
else
nil
end
end
end
end
end
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