Better uppercase char detection for class names.

    # Class name begins with upcase char

    def class_name?(*name_chain)

      name = name_chain.last

      return name[0,1] == name[0,1].upcase

      return name_chain.last =~ /\A[A-Z]/

    end

    def create_class(docs, code)

    assert_equal("Foo", docs[0][:name])

  end

  def test_underscore_does_not_imply_class_name

    # name beginning with uppercase letter is assumed to be class name,

    # but we have to ensure that "_" is not treated as uppercase letter.

    docs = JsDuck.parse("

/** */

_blah = {}

")

    assert_equal(:property, docs[0][:tagname])

  end

  def test_implicit_extends

    docs = JsDuck.parse("

/**