Module: DecoratedCSV

Defined in:
lib/decorated_csv.rb

Class Method Summary collapse

Class Method Details

.generate(decorator_class, collection) ⇒ Object

Raises:

  • (NameError) 


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# File 'lib/decorated_csv.rb', line 6

def self.generate(decorator_class, collection)
  raise NameError, 'CSV_HEADER_ROW is undefined on the decorator class' unless decorator_class.constants.include? :CSV_HEADER_ROW
  raise NoMethodError, '#as_csv_row is undefined on the decorator class' unless decorator_class.instance_methods.include? :as_csv_row
  CSV.generate do |csv|
    csv << decorator_class::CSV_HEADER_ROW
    collection.each do | row_item |
      csv << decorator_class.decorate(row_item).as_csv_row
    end
  end
end