# File lib/org-ruby/regexp_helper.rb, line 45
    def initialize
      # Set up the emphasis regular expression.
      @pre_emphasis = ' \t\(\'"\{'
      @post_emphasis = '- \t\.,:!\?;\'"\)\}\\\\'
      @border_forbidden = '\s,"\''
      @body_regexp = '.*?'
      @max_newlines = 1
      @body_regexp = "#{@body_regexp}" +
                     "(?:\\n#{@body_regexp}){0,#{@max_newlines}}" if @max_newlines > 0
      @markers = '\*\/_=~\+'
      @code_snippet_stack = []
      @logger = Logger.new(STDERR)
      @logger.level = Logger::WARN
      build_org_emphasis_regexp
      build_org_link_regexp
      @org_subp_regexp = /([_^])\{(.*?)\}/
      @org_footnote_regexp = /\[fn:(.+?)(:(.*?))?\]/
    end