Module: Sequel::Plugins::CsvSerializer::DatasetMethods

Defined in:
lib/sequel/plugins/csv_serializer.rb

Instance Method Summary collapse

Instance Method Details

#to_csv(opts = OPTS) ⇒ Object

Return a CSV string representing an array of all objects in this dataset. Takes the same options as the instance method, and passes them to every instance. Accepts the same options as CSV.new, as well as the following options:

:array

An array of instances. If this is not provided, calls #all on the receiver to get the array.



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# File 'lib/sequel/plugins/csv_serializer.rb', line 180

def to_csv(opts = OPTS)
  opts = model.process_csv_serializer_opts({:columns=>columns}.merge!(opts))
  items = opts.delete(:array) || self
  headers = opts[:headers]

  CsvSerializer.csv_call(:generate, opts) do |csv|
    items.each do |object|
      csv << headers.map{|header| object.public_send(header)}
    end
  end
end