method

setup_pager

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setup_pager() public

Sets up a pager program to pass output through.

# File lib/rdoc/ri/display.rb, line 364
  def setup_pager
    unless @use_stdout then
      for pager in [ ENV['PAGER'], "less", "more", 'pager' ].compact.uniq
        return IO.popen(pager, "w") rescue nil
      end
      @use_stdout = true
      nil
    end
  end

setup_pager

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