class Haml::CLI

def pp_object(arg, color: true)

Enable colored pretty printing only for development environment.
def pp_object(arg, color: true)
  begin
    require 'irb/color_printer'
  rescue LoadError
    color = false
  end
  if color
    IRB::ColorPrinter.pp(arg)
  else
    require 'pp'
    pp(arg)
  end
end