Function yaml_parser_scan_version_directive_value

scannerc.go:1763–1793

Scan the value of VERSION-DIRECTIVE. Scope: %YAML 1.1 # a comment \n ^^^^^^

(parser *yaml_parser_t, start_mark yaml_mark_t, major, minor *int8)

//      %YAML   1.1     # a comment \n
//           ^^^^^^
func yaml_parser_scan_version_directive_value(parser *yaml_parser_t, start_mark yaml_mark_t, major, minor *int8) bool {
	// Eat whitespaces.
	if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) {
		return false
	}
	for is_blank(parser.buffer, parser.buffer_pos) {
		skip(parser)
		if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) {
			return false
		}
	}

	// Consume the major version number.
	if !yaml_parser_scan_version_directive_number(parser, start_mark, major) {
		return false
	}

	// Eat '.'.
	if parser.buffer[parser.buffer_pos] != '.' {
		return yaml_parser_set_scanner_error(parser, "while scanning a %YAML directive",
			start_mark, "did not find expected digit or '.' character")
	}

	skip(parser)

	// Consume the minor version number.
	if !yaml_parser_scan_version_directive_number(parser, start_mark, minor) {
		return false
	}
	return true
}

const max_number_length = 2