Function parseBareItem

bareitem.go:87–115

parseBareItem parses as defined in https://httpwg.org/specs/rfc9651.html#parse-bare-item.

(s *scanner)

// parseBareItem parses as defined in
// https://httpwg.org/specs/rfc9651.html#parse-bare-item.
func parseBareItem(s *scanner) (interface{}, error) {
	if s.eof() {
		return nil, &UnmarshalError{s.off, ErrUnexpectedEndOfString}
	}

	c := s.data[s.off]
	switch c {
	case '"':
		return parseString(s)
	case '?':
		return parseBoolean(s)
	case '*':
		return parseToken(s)
	case ':':
		return parseBinary(s)
	case '-', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9':
		return parseNumber(s)
	case '@':
		return parseDate(s)
	case '%':
		return parseDisplayString(s)
	default:
		if isAlpha(c) {
			return parseToken(s)
		}

		return nil, &UnmarshalError{s.off, ErrUnrecognizedCharacter}
	}
}