@@ -392,32 +392,42 @@
self._retractboundary(repo, tr, targetphase, delroots)
repo.invalidatevolatilesets()
- def retractboundary(self, repo, tr, targetphase, nodes):
+ def retractboundary(self, repo, tr, targetphase, nodes, dryrun=None):
oldroots = self.phaseroots[:targetphase + 1]
if tr is None:
phasetracking = None
else:
phasetracking = tr.changes.get('phases')
repo = repo.unfiltered()
- if (self._retractboundary(repo, tr, targetphase, nodes)
- and phasetracking is not None):
-
- # find the affected revisions
- new = self.phaseroots[targetphase]
- old = oldroots[targetphase]
- affected = set(repo.revs('(%ln::) - (%ln::)', new, old))
+ changes = set() # set or revisions whose phase can be changed.
+ if dryrun:
+ getphase = repo._phasecache.phase
+ nds = [n for n in nodes
+ if getphase(repo, repo[n].rev()) < targetphase]
+ targetphroots = oldroots[-1]
+ affected = set(repo.revs('(%ln::) - (%ln::)', nds, targetphroots))
+ changes.update(affected)
+ else:
+ if (self._retractboundary(repo, tr, targetphase, nodes)
+ and phasetracking is not None):
- # find the phase of the affected revision
- for phase in xrange(targetphase, -1, -1):
- if phase:
- roots = oldroots[phase]
- revs = set(repo.revs('%ln::%ld', roots, affected))
- affected -= revs
- else: # public phase
- revs = affected
- for r in revs:
- _trackphasechange(phasetracking, r, phase, targetphase)
- repo.invalidatevolatilesets()
+ # find the affected revisions
+ new = self.phaseroots[targetphase]
+ old = oldroots[targetphase]
+ affected = set(repo.revs('(%ln::) - (%ln::)', new, old))
+
+ # find the phase of the affected revision
+ for phase in xrange(targetphase, -1, -1):
+ if phase:
+ roots = oldroots[phase]
+ revs = set(repo.revs('%ln::%ld', roots, affected))
+ affected -= revs
+ else: # public phase
+ revs = affected
+ for r in revs:
+ _trackphasechange(phasetracking, r, phase, targetphase)
+ repo.invalidatevolatilesets()
+ return changes
def _retractboundary(self, repo, tr, targetphase, nodes):
# Be careful to preserve shallow-copied values: do not update
@@ -489,17 +499,24 @@
phcache.advanceboundary(repo, tr, targetphase, nodes)
repo._phasecache.replace(phcache)
-def retractboundary(repo, tr, targetphase, nodes):
+def retractboundary(repo, tr, targetphase, nodes, dryrun=None):
"""Set nodes back to a phase changing other nodes phases if
necessary.
This function move boundary *backward* this means that all nodes
are set in the target phase or kept in a *higher* phase.
- Simplify boundary to contains phase roots only."""
+ Simplify boundary to contains phase roots only.
+
+ If dryrun is true then it will not perform any action and only returns
+ set of revision whose phase can be changed.
+ """
phcache = repo._phasecache.copy()
- phcache.retractboundary(repo, tr, targetphase, nodes)
- repo._phasecache.replace(phcache)
+ changes = phcache.retractboundary(repo, tr, targetphase, nodes,
+ dryrun=dryrun)
+ if not dryrun:
+ repo._phasecache.replace(phcache)
+ return changes
def registernew(repo, tr, targetphase, nodes):
"""register a new revision and its phase