load_spec

# File lib/rubygems/package.rb, line 460
  def load_spec entry # :nodoc:
    case entry.full_name
    when 'metadata' then
      @spec = Gem::Specification.from_yaml entry.read
    when 'metadata.gz' then
      args = [entry]
      args << { :external_encoding => Encoding::UTF_8 } if
        Object.const_defined?(:Encoding) &&
          Zlib::GzipReader.method(:wrap).arity != 1

      Zlib::GzipReader.wrap(*args) do |gzio|
        @spec = Gem::Specification.from_yaml gzio.read
      end
    end
  end