String.foo
Foo_bar.baz
A.bar

----------------------------------------------------

[
	["class-name", "String"], ["punctuation", "."], "foo\r\n",
	["class-name", "Foo_bar"], ["punctuation", "."], "baz\r\n",
	["class-name", "A"], ["punctuation", "."], "bar"
]

----------------------------------------------------

Checks for class names.