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comparison mercurial/localrepo.py @ 10010:2fce96916d97

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changegroupsubset: simplify parents pruning
author Benoit Boissinot <benoit.boissinot@ens-lyon.org>
date Fri, 04 Dec 2009 17:42:59 +0100
parents 7bcbdefcd93a
children a9836feb5a8c
comparison
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10009:69dca8574a6a 10010:2fce96916d97
1705 # If we determine that a particular file or manifest node must be a 1705 # If we determine that a particular file or manifest node must be a
1706 # node that the recipient of the changegroup will already have, we can 1706 # node that the recipient of the changegroup will already have, we can
1707 # also assume the recipient will have all the parents. This function 1707 # also assume the recipient will have all the parents. This function
1708 # prunes them from the set of missing nodes. 1708 # prunes them from the set of missing nodes.
1709 def prune_parents(revlog, hasset, msngset): 1709 def prune_parents(revlog, hasset, msngset):
1710 haslst = list(hasset) 1710 for r in revlog.ancestors(*[revlog.rev(n) for n in hasset]):
1711 haslst.sort(key=revlog.rev) 1711 msngset.pop(revlog.node(r), None)
1712 for node in haslst:
1713 parentlst = [p for p in revlog.parents(node) if p != nullid]
1714 while parentlst:
1715 n = parentlst.pop()
1716 if n not in hasset:
1717 hasset.add(n)
1718 p = [p for p in revlog.parents(n) if p != nullid]
1719 parentlst.extend(p)
1720 for n in hasset:
1721 msngset.pop(n, None)
1722 1712
1723 # This is a function generating function used to set up an environment 1713 # This is a function generating function used to set up an environment
1724 # for the inner function to execute in. 1714 # for the inner function to execute in.
1725 def manifest_and_file_collector(changedfileset): 1715 def manifest_and_file_collector(changedfileset):
1726 # This is an information gathering function that gathers 1716 # This is an information gathering function that gathers