# Expect the `Misc*` production at the end of a document.
	private fun expect_miscs: Bool do
		while not lexer.eof do
			if lexer.accept('<') then
				if lexer.accept('?') then
					if not expect_pi then return false
				else if lexer.accept('!') then
					if not lexer.expect_string("--",
							" at the beginning of a comment") or
							not expect_comment then
						return false
					end
				else
					return lexer.fire_unexpected_char(". Expecting `?` or `!`")
				end
			else if not lexer.accept_s then
				return lexer.fire_unexpected_char(
						". Expecting a white space or `<`")
			end
		end
		return true
	end