Function parseInnerList

innerlist.go:50–91

parseInnerList parses as defined in https://httpwg.org/specs/rfc9651.html#parse-item-or-list.

(s *scanner)

// parseInnerList parses as defined in
// https://httpwg.org/specs/rfc9651.html#parse-item-or-list.
func parseInnerList(s *scanner) (InnerList, error) {
	if s.eof() || s.data[s.off] != '(' {
		return InnerList{}, &UnmarshalError{s.off, ErrInvalidInnerListFormat}
	}
	s.off++

	il := InnerList{nil, nil}

	for !s.eof() {
		s.scanWhileSp()

		if s.eof() {
			return InnerList{}, &UnmarshalError{s.off, ErrInvalidInnerListFormat}
		}

		if s.data[s.off] == ')' {
			s.off++

			p, err := parseParams(s)
			if err != nil {
				return InnerList{}, err
			}

			il.Params = p

			return il, nil
		}

		i, err := parseItem(s)
		if err != nil {
			return InnerList{}, err
		}

		if s.eof() || (s.data[s.off] != ')' && s.data[s.off] != ' ') {
			return InnerList{}, &UnmarshalError{s.off, ErrInvalidInnerListFormat}
		}

		il.Items = append(il.Items, i)
	}

	return InnerList{}, &UnmarshalError{s.off, ErrInvalidInnerListFormat}
}