def set_opts(opts)
      opts.banner = <<END
Usage: sass-convert [options] [INPUT] [OUTPUT]

Description:
  Converts between CSS, indented syntax, and SCSS files. For example,
  this can convert from the indented syntax to SCSS, or from CSS to
  SCSS (adding appropriate nesting).
END

      common_options(opts)
      style(opts)
      input_and_output(opts)
      miscellaneous(opts)
    end
def set_opts(opts)
      opts.banner = <<END
Usage: sass-convert [options] [INPUT] [OUTPUT]

Description:
  Converts between CSS, indented syntax, and SCSS files. For example,
  this can convert from the indented syntax to SCSS, or from CSS to
  SCSS (adding appropriate nesting).
END

      common_options(opts)
      style(opts)
      input_and_output(opts)
      miscellaneous(opts)
    end
@param args [Array<String>] The command-line arguments
 Tells optparse how to parse the arguments.

 @param opts [OptionParser]