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Modules: Spacedocs Classes: GFMTest

Instance Method Summary collapse

Instance Method Details

#gfm(text) ⇒ Object 



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# File 'lib/node_modules/dox/node_modules/github-flavored-markdown/code.rb', line 3

def gfm(text)
  # Extract pre blocks
  extractions = {}
  text.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
  text.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
  text.gsub!(/(\A|^$\n)(^\w[^\n]*\n)(^\w[^\n]*$)+/m) do |x|
    x.gsub(/^(.+)$/, "\\1  ")
  end

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

  text
end