Method Parse

internal/revision/parser.go:138–179

Parse explode a revision string into revisioner chunks

()

// Parse explode a revision string into revisioner chunks
func (p *Parser) Parse() ([]Revisioner, error) {
	var rev Revisioner
	var revs []Revisioner
	var tok token
	var err error

	for {
		tok, _, err = p.scan()

		if err != nil {
			return nil, err
		}

		switch tok {
		case at:
			rev, err = p.parseAt()
		case tilde:
			rev, err = p.parseTilde()
		case caret:
			rev, err = p.parseCaret()
		case colon:
			rev, err = p.parseColon()
		case eof:
			err = p.validateFullRevision(&revs)

			if err != nil {
				return []Revisioner{}, err
			}

			return revs, nil
		default:
			p.unscan()
			rev, err = p.parseRef()
		}

		if err != nil {
			return []Revisioner{}, err
		}

		revs = append(revs, rev)
	}
}

// validateFullRevision ensures all revisioner chunks make a valid revision
func (p *Parser) validateFullRevision(chunks *[]Revisioner) error {