parseTilde extract ~ statements
()
| 333 | |
| 334 | // parseTilde extract ~ statements |
| 335 | func (p *Parser) parseTilde() (Revisioner, error) { |
| 336 | var tok token |
| 337 | var lit string |
| 338 | var err error |
| 339 | |
| 340 | tok, lit, err = p.scan() |
| 341 | |
| 342 | if err != nil { |
| 343 | return nil, err |
| 344 | } |
| 345 | |
| 346 | switch { |
| 347 | case tok == number: |
| 348 | n, _ := strconv.Atoi(lit) |
| 349 | |
| 350 | return TildePath{n}, nil |
| 351 | default: |
| 352 | p.unscan() |
| 353 | return TildePath{1}, nil |
| 354 | } |
| 355 | } |
| 356 | |
| 357 | // parseCaret extract ^ statements |
| 358 | func (p *Parser) parseCaret() (Revisioner, error) { |