debian-mirror-gitlab/lib/csv_builders/stream.rb
2021-01-30 21:13:34 +05:30

17 lines
426 B
Ruby

# frozen_string_literal: true
module CsvBuilders
class Stream < CsvBuilder
def render(max_rows = 100_000)
max_rows_including_header = max_rows + 1
Enumerator.new do |csv|
csv << CSV.generate_line(headers)
each do |object|
csv << CSV.generate_line(row(object))
end
end.lazy.take(max_rows_including_header) # rubocop: disable CodeReuse/ActiveRecord
end
end
end