load_gemspec

# File lib/rubygems/commands/build_command.rb, line 40
  def load_gemspec filename
    if yaml?(filename)
      open(filename) do |f|
        begin
          Gem::Specification.from_yaml(f)
        rescue Gem::EndOfYAMLException
          nil
        end
      end
    else
      Gem::Specification.load(filename) # can return nil
    end
  end