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# frozen_string_literal: true
module BulkImports
module Pipeline
module Runner
extend ActiveSupport::Concern
included do
attr_reader :extractors, :transformers, :loaders
def initialize
@extractors = self.class.extractors.map(&method(:instantiate))
@transformers = self.class.transformers.map(&method(:instantiate))
@loaders = self.class.loaders.map(&method(:instantiate))
super
end
def run(context)
extractors.each do |extractor|
extractor.extract(context).each do |entry|
transformers.each do |transformer|
entry = transformer.transform(context, entry)
end
loaders.each do |loader|
loader.load(context, entry)
end
end
end
end
def instantiate(class_config)
class_config[:klass].new(class_config[:options])
end
end
end
end
end
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