Mercurial > hg > mercurial-crew-with-dirclash
comparison mercurial/revlog.py @ 2650:156fb1feab62
lookup should allow -1 to represent nullid (if passed an int as arg)
| author | Benoit Boissinot <benoit.boissinot@ens-lyon.org> |
|---|---|
| date | Mon, 17 Jul 2006 01:58:50 +0200 |
| parents | c4325f0a9b91 |
| children | 6414ee2eb688 |
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| 2629:a49534aac47d | 2650:156fb1feab62 |
|---|---|
| 744 def lookup(self, id): | 744 def lookup(self, id): |
| 745 """locate a node based on revision number or subset of hex nodeid""" | 745 """locate a node based on revision number or subset of hex nodeid""" |
| 746 if id in self.nodemap: | 746 if id in self.nodemap: |
| 747 return id | 747 return id |
| 748 if type(id) == type(0): | 748 if type(id) == type(0): |
| 749 rev = id | 749 return self.node(id) |
| 750 if rev < 0: rev = self.count() + rev | |
| 751 if rev < 0 or rev >= self.count(): return None | |
| 752 return self.node(rev) | |
| 753 try: | 750 try: |
| 754 rev = int(id) | 751 rev = int(id) |
| 755 if str(rev) != id: raise ValueError | 752 if str(rev) != id: raise ValueError |
| 756 if rev < 0: rev = self.count() + rev | 753 if rev < 0: rev = self.count() + rev |
| 757 if rev < 0 or rev >= self.count(): raise ValueError | 754 if rev < 0 or rev >= self.count(): raise ValueError |