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comparison mercurial/localrepo.py @ 43750:9c83d28776af

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localrepo: add some basic comment for block in __getitem__ There are different early processing before getting to the core of the function. We highlight that fact. Differential Revision: https://phab.mercurial-scm.org/D7473
author Pierre-Yves David <pierre-yves.david@octobus.net>
date Sun, 17 Nov 2019 03:27:51 +0100
parents 7eb701e355bd
children 6237cb11753e
comparison
equal deleted inserted replaced
43749:c7fc2d92067e 43750:9c83d28776af
1513 def setnarrowpats(self, newincludes, newexcludes): 1513 def setnarrowpats(self, newincludes, newexcludes):
1514 narrowspec.save(self, newincludes, newexcludes) 1514 narrowspec.save(self, newincludes, newexcludes)
1515 self.invalidate(clearfilecache=True) 1515 self.invalidate(clearfilecache=True)
1516 1516
1517 def __getitem__(self, changeid): 1517 def __getitem__(self, changeid):
1518 # dealing with special cases
1518 if changeid is None: 1519 if changeid is None:
1519 return context.workingctx(self) 1520 return context.workingctx(self)
1520 if isinstance(changeid, context.basectx): 1521 if isinstance(changeid, context.basectx):
1521 return changeid 1522 return changeid
1523
1524 # dealing with multiple revisions
1522 if isinstance(changeid, slice): 1525 if isinstance(changeid, slice):
1523 # wdirrev isn't contiguous so the slice shouldn't include it 1526 # wdirrev isn't contiguous so the slice shouldn't include it
1524 return [ 1527 return [
1525 self[i] 1528 self[i]
1526 for i in pycompat.xrange(*changeid.indices(len(self))) 1529 for i in pycompat.xrange(*changeid.indices(len(self)))
1527 if i not in self.changelog.filteredrevs 1530 if i not in self.changelog.filteredrevs
1528 ] 1531 ]
1532
1533 # dealing with arbitrary values
1529 try: 1534 try:
1530 if isinstance(changeid, int): 1535 if isinstance(changeid, int):
1531 node = self.changelog.node(changeid) 1536 node = self.changelog.node(changeid)
1532 rev = changeid 1537 rev = changeid
1533 elif changeid == b'null': 1538 elif changeid == b'null':