Function yaml_parser_scan_directive_name

scannerc.go:1727–1756

Scan the directive name. Scope: %YAML 1.1 # a comment \n ^^^^ %TAG !yaml! tag:yaml.org,2002: \n ^^^

(parser *yaml_parser_t, start_mark yaml_mark_t, name *[]byte)

//       ^^^
//
func yaml_parser_scan_directive_name(parser *yaml_parser_t, start_mark yaml_mark_t, name *[]byte) bool {
	// Consume the directive name.
	if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) {
		return false
	}

	var s []byte
	for is_alpha(parser.buffer, parser.buffer_pos) {
		s = read(parser, s)
		if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) {
			return false
		}
	}

	// Check if the name is empty.
	if len(s) == 0 {
		yaml_parser_set_scanner_error(parser, "while scanning a directive",
			start_mark, "could not find expected directive name")
		return false
	}

	// Check for an blank character after the name.
	if !is_blankz(parser.buffer, parser.buffer_pos) {
		yaml_parser_set_scanner_error(parser, "while scanning a directive",
			start_mark, "found unexpected non-alphabetical character")
		return false
	}
	*name = s
	return true
}

// Scan the value of VERSION-DIRECTIVE.
//