# File lib/action_mailer/mail_helper.rb, line 40 def format_paragraph(text, len = 72, indent = 2) sentences = [[]] text.split.each do |word| if (sentences.last + [word]).join(' ').length > len sentences << [word] else sentences.last << word end end sentences.map { |sentence| "#{" " * indent}#{sentence.join(' ')}" }.join "\n" end