Mercurial > public > mercurial-scm > hg-stable
comparison mercurial/changelog.py @ 43143:037a8759eda1
sidedatacopies: get and store sidedata in the changelogrevision object
The object provide a simple way to access changelog entry, we need it to also
bear the sidedata value.
Since the sidedata are retrieved at the same time as the revision, we can do
that without extra cost.
Differential Revision: https://phab.mercurial-scm.org/D6951
| author | Pierre-Yves David <pierre-yves.david@octobus.net> |
|---|---|
| date | Sun, 06 Oct 2019 23:36:51 -0400 |
| parents | beed7ce61681 |
| children | 4296cc3c4ae1 |
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| 43142:beed7ce61681 | 43143:037a8759eda1 |
|---|---|
| 266 """ | 266 """ |
| 267 | 267 |
| 268 __slots__ = ( | 268 __slots__ = ( |
| 269 r'_offsets', | 269 r'_offsets', |
| 270 r'_text', | 270 r'_text', |
| 271 r'_sidedata', | |
| 271 ) | 272 ) |
| 272 | 273 |
| 273 def __new__(cls, text): | 274 def __new__(cls, text, sidedata): |
| 274 if not text: | 275 if not text: |
| 275 return _changelogrevision(extra=_defaultextra) | 276 return _changelogrevision(extra=_defaultextra) |
| 276 | 277 |
| 277 self = super(changelogrevision, cls).__new__(cls) | 278 self = super(changelogrevision, cls).__new__(cls) |
| 278 # We could return here and implement the following as an __init__. | 279 # We could return here and implement the following as an __init__. |
| 300 else: | 301 else: |
| 301 doublenl = text.index(b'\n\n', nl3 + 1) | 302 doublenl = text.index(b'\n\n', nl3 + 1) |
| 302 | 303 |
| 303 self._offsets = (nl1, nl2, nl3, doublenl) | 304 self._offsets = (nl1, nl2, nl3, doublenl) |
| 304 self._text = text | 305 self._text = text |
| 306 self._sidedata = sidedata | |
| 305 | 307 |
| 306 return self | 308 return self |
| 307 | 309 |
| 308 @property | 310 @property |
| 309 def manifest(self): | 311 def manifest(self): |
| 611 | 613 |
| 612 Unless you need to access all fields, consider calling | 614 Unless you need to access all fields, consider calling |
| 613 ``changelogrevision`` instead, as it is faster for partial object | 615 ``changelogrevision`` instead, as it is faster for partial object |
| 614 access. | 616 access. |
| 615 """ | 617 """ |
| 616 c = changelogrevision(self.revision(node)) | 618 c = changelogrevision(*self._revisiondata(node)) |
| 617 return (c.manifest, c.user, c.date, c.files, c.description, c.extra) | 619 return (c.manifest, c.user, c.date, c.files, c.description, c.extra) |
| 618 | 620 |
| 619 def changelogrevision(self, nodeorrev): | 621 def changelogrevision(self, nodeorrev): |
| 620 """Obtain a ``changelogrevision`` for a node or revision.""" | 622 """Obtain a ``changelogrevision`` for a node or revision.""" |
| 621 return changelogrevision(self.revision(nodeorrev)) | 623 text, sidedata = self._revisiondata(nodeorrev) |
| 624 return changelogrevision(text, sidedata) | |
| 622 | 625 |
| 623 def readfiles(self, node): | 626 def readfiles(self, node): |
| 624 """ | 627 """ |
| 625 short version of read that only returns the files modified by the cset | 628 short version of read that only returns the files modified by the cset |
| 626 """ | 629 """ |