class Sprockets::DirectiveProcessor

def prepare
  @pathname = Pathname.new(file)
  @header = data[HEADER_PATTERN, 0] || ""
  @body   = $' || data
  # Ensure body ends in a new line
  @body  += "\n" if @body != "" && @body !~ /\n\Z/m
  @included_pathnames = []
  @compat             = false
end