class RDoc::Markup::ToJoinedParagraph

Joins the parts of an RDoc::Markup::Paragraph into a single String.

This allows for easier maintenance and testing of Markdown support.

This formatter only works on Paragraph instances. Attempting to process other markup syntax items will not work.

Public Instance Methods

accept_paragraph(paragraph) click to toggle source

Converts the parts of paragraph to a single entry.

# File lib/rdoc/markup/to_joined_paragraph.rb, line 24
def accept_paragraph paragraph
  parts = []
  string = false

  paragraph.parts.each do |part|
    if String === part then
      if string then
        string << part
      else
        parts << part
        string = part
      end
    else
      parts << part
      string = false
    end
  end

  parts = parts.map do |part|
    if String === part then
      part.rstrip
    else
      part
    end
  end

  # TODO use Enumerable#chunk when Ruby 1.8 support is dropped
  #parts = paragraph.parts.chunk do |part|
  #  String === part
  #end.map do |string, chunk|
  #  string ? chunk.join.rstrip : chunk
  #end.flatten

  paragraph.parts.replace parts
end