class Tilt::Template

def extract_magic_comment(script) 

def extract_magic_comment(script)
  if script.frozen?
    script = script.dup
    yield script
  end
  binary(script) do
    script[/\A[ \t]*\#.*coding\s*[=:]\s*([[:alnum:]\-_]+).*$/n, 1]
  end
end