Contents

class Rad::TextUtils::GithubFlavouredMarkdown < Rad::TextUtils::Processor
  def process markdown, env
    # Extract pre blocks
    extractions = {}
    markdown.gsub!(%r{<pre>.*?</pre>}m) do |match|
      md5 = Digest::MD5.hexdigest(match)
      extractions[md5] = match
      "{gfm-extraction-#{md5}}"
    end

    # prevent foo_bar_baz from ending up with an italic word in the middle
    markdown.gsub!(/(^(?! {4}|\t)\w+_\w+_\w[\w_]*)/) do |x|
      x.gsub('_', '\_') if x.split('').sort.to_s[0..1] == '__'
    end

    # in very clear cases, let newlines become <br /> tags
    markdown.gsub!(/^[\w\<\!][^\n]*\n+/) do |x|
      if x =~ /\>[\n\r]*/
        x
      else
        x =~ /\n{2}/ ? x : (x.strip!; x << " \n")
      end
    end

    # Insert pre block extractions
    markdown.gsub!(/\{gfm-extraction-([0-9a-f]{32})\}/) do
      "\n\n" + extractions[$1]
    end

    call_next markdown, env
  end
end

Version data entries

6 entries across 6 versions & 1 rubygems

Version	Path
rad_kit-0.0.6	lib/kit/text_utils/github_flavoured_markdown.rb
rad_kit-0.0.5	lib/kit/text_utils/github_flavoured_markdown.rb
rad_kit-0.0.4	lib/kit/text_utils/github_flavoured_markdown.rb
rad_kit-0.0.3	lib/kit/text_utils/github_flavoured_markdown.rb
rad_kit-0.0.2	lib/kit/text_utils/github_flavoured_markdown.rb
rad_kit-0.0.1	lib/kit/text_utils/github_flavoured_markdown.rb