Mercurial > public > mercurial-scm > hg-stable
comparison mercurial/revset.py @ 14343:9ed227f79e47
revset: add follow(filename) to follow a filename's history across copies
| author | Matt Mackall <mpm@selenic.com> |
|---|---|
| date | Mon, 16 May 2011 17:02:35 -0500 |
| parents | c0b6a734b4f3 |
| children | cb4ff8ef466b |
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| 14342:c0b6a734b4f3 | 14343:9ed227f79e47 |
|---|---|
| 392 s.add(fl.linkrev(fr)) | 392 s.add(fl.linkrev(fr)) |
| 393 | 393 |
| 394 return [r for r in subset if r in s] | 394 return [r for r in subset if r in s] |
| 395 | 395 |
| 396 def follow(repo, subset, x): | 396 def follow(repo, subset, x): |
| 397 """``follow([file])`` | |
| 398 An alias for ``::.`` (ancestors of the working copy's first parent). | |
| 399 If a filename is specified, the history of the given file is followed, | |
| 400 including copies. | |
| 401 """ | |
| 402 # i18n: "follow" is a keyword | |
| 403 l = getargs(x, 0, 1, _("follow takes no arguments or a filename")) | |
| 404 p = repo['.'].rev() | |
| 405 if l: | |
| 406 x = getstring(l[0], "follow expected a filename") | |
| 407 s = set(ctx.rev() for ctx in repo['.'][x].ancestors()) | |
| 408 else: | |
| 409 s = set(repo.changelog.ancestors(p)) | |
| 410 | |
| 411 s |= set([p]) | |
| 412 return [r for r in subset if r in s] | |
| 413 | |
| 414 def followfile(repo, subset, f): | |
| 397 """``follow()`` | 415 """``follow()`` |
| 398 An alias for ``::.`` (ancestors of the working copy's first parent). | 416 An alias for ``::.`` (ancestors of the working copy's first parent). |
| 399 """ | 417 """ |
| 400 # i18n: "follow" is a keyword | 418 # i18n: "follow" is a keyword |
| 401 getargs(x, 0, 0, _("follow takes no arguments")) | 419 getargs(x, 0, 0, _("follow takes no arguments")) |