Class: BeetleETL::TransformationLoader

Inherits:
Object
  • Object
show all
Defined in:
lib/beetle_etl/dsl/transformation_loader.rb

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ TransformationLoader

Returns a new instance of TransformationLoader.



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# File 'lib/beetle_etl/dsl/transformation_loader.rb', line 4

def initialize(config)
  @config = config
  @transformations = []
  @helper_definitions = nil
end

Instance Method Details

#load ⇒ Object 



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# File 'lib/beetle_etl/dsl/transformation_loader.rb', line 10

def load
  File.open(@config.transformation_file, 'r') do |file|
    instance_eval file.read
  end

  @transformations.map do |(table_name, setup)|
    Transformation.new(@config, table_name, setup, @helper_definitions)
  end
end