# File lib/sass/script.rb, line 40
    def self.var_warning(varname, line, offset, filename)
      Haml::Util.haml_warn "DEPRECATION WARNING:\nOn line \#{line}, character \#{offset}\#{\" of '\#{filename}'\" if filename}\nVariables with ! have been deprecated and will be removed in version 3.2.\nUse \\\"$\#{varname}\\\" instead.\n\nYou can use `sass-convert --in-place --from sass2 file.sass' to convert files automatically.\n"
    end