Method: ActionMailer::MailHelper#block_format

Defined in:
actionmailer/lib/action_mailer/mail_helper.rb

#block_format(text) ⇒ Object

Take the text and format it, indented two spaces for each line, and wrapped at 72 columns:

text = <<-TEXT
  This is
  the      paragraph.

  * item1 * item2
TEXT

block_format text
# => "  This is the paragraph.\n\n  * item1\n  * item2\n"



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# File 'actionmailer/lib/action_mailer/mail_helper.rb', line 22

def block_format(text)
  formatted = text.split(/\n\r?\n/).collect { |paragraph|
    format_paragraph(paragraph)
  }.join("\n\n")

  # Make list points stand on their own line
  output = +""
  splits = formatted.split(/(\*+|\#+)/)
  while line = splits.shift
    if line.start_with?("*", "#") && splits.first&.start_with?(" ")
      output.chomp!(" ") while output.end_with?(" ")
      output << "  #{line} #{splits.shift.strip}\n"
    else
      output << line
    end
  end

  output
end