class Bundler::Dsl

def _deprecated_options(options)
  if options.include?(:require_as)
    raise DeprecatedOption, "Please replace :require_as with :require"
  elsif options.include?(:vendored_at)
    raise DeprecatedOption, "Please replace :vendored_at with :path"
  elsif options.include?(:only)
    raise DeprecatedOption, "Please replace :only with :group"
  elsif options.include?(:except)
    raise DeprecatedOption, "The :except option is no longer supported"
  end
end