class Haml::Exec::Generic
def set_opts(opts)
def set_opts(opts) opts.on('-s', '--stdin', :NONE, 'Read input from standard input instead of an input file') do @options[:input] = $stdin end opts.on('--trace', :NONE, 'Show a full traceback on error') do @options[:trace] = true end opts.on_tail("-?", "-h", "--help", "Show this message") do puts opts exit end opts.on_tail("-v", "--version", "Print version") do puts("Haml #{::Haml.version[:string]}") exit end end