Method parseRef

internal/revision/parser.go:566–598

parseRef extract reference name

()

// parseRef extract reference name
func (p *Parser) parseRef() (Revisioner, error) {
	var tok, prevTok token
	var lit, buf string
	var endOfRef bool
	var err error

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

		if err != nil {
			return nil, err
		}

		switch tok {
		case eof, at, colon, tilde, caret:
			endOfRef = true
		}

		err := p.checkRefFormat(tok, lit, prevTok, buf, endOfRef)

		if err != nil {
			return "", err
		}

		if endOfRef {
			p.unscan()
			return Ref(buf), nil
		}

		buf += lit
		prevTok = tok
	}
}

// checkRefFormat ensure reference name follow rules defined here :
// https://git-scm.com/docs/git-check-ref-format