write_nil_valueオプションを付けると数値をcsv文字列に変換できない #123
Description
require 'csv'
puts [nil,100].to_csv(write_nil_value: "NULL")
# => csv/fields_converter.rb:53:in `block in convert': undefined method `empty?' for 100:Integer (NoMethodError){{ message }}
require 'csv'
puts [nil,100].to_csv(write_nil_value: "NULL")
# => csv/fields_converter.rb:53:in `block in convert': undefined method `empty?' for 100:Integer (NoMethodError)