# Expect a `VersionInfo` production.
	private fun expect_version_info: Bool do
		if not lexer.expect_s or
				not lexer.expect_string("version",
				" in the first attribute name of the XML declaration") or
				not lexer.expect_eq then
			return false
		else
			var minor: Buffer = new FlatBuffer
			var delimiter = lexer.expect_delimiter

			if delimiter < 0 then return false
			if not lexer.expect_string("1.", " as XML major version") or
					not lexer.expect_digits(minor) or
					not lexer.expect_int(delimiter, "") then
				return false
			end
			if minor.to_s != "0" then
				model.fire_warning("Only XML 1.0 is supported. " +
						"Got a XML 1.{minor.to_s} document.", null)
			end
			return true
		end
	end