##// END OF EJS Templates
cleanups in revlog.lookup...
Benoit Boissinot -
r3156:d01e4cb2 default
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@@ -747,25 +747,35 b' class revlog(object):'
747 return c
747 return c
748
748
749 def lookup(self, id):
749 def lookup(self, id):
750 """locate a node based on revision number or subset of hex nodeid"""
750 """locate a node based on:
751 - revision number or str(revision number)
752 - nodeid or subset of hex nodeid
753 """
751 if type(id) == type(0):
754 if type(id) == type(0):
755 # rev
752 return self.node(id)
756 return self.node(id)
753 try:
757 try:
758 # str(rev)
754 rev = int(id)
759 rev = int(id)
755 if str(rev) != id: raise ValueError
760 if str(rev) != id: raise ValueError
756 if rev < 0: rev = self.count() + rev
761 if rev < 0: rev = self.count() + rev
757 if rev < 0 or rev >= self.count(): raise ValueError
762 if rev < 0 or rev >= self.count(): raise ValueError
758 return self.node(rev)
763 return self.node(rev)
759 except (ValueError, OverflowError):
764 except (ValueError, OverflowError):
760 c = []
765 pass
766 # hex(node)[:...]
767 node = None
761 for n in self.nodemap:
768 for n in self.nodemap:
762 if hex(n).startswith(id):
769 if hex(n).startswith(id):
763 c.append(n)
770 if node is not None:
764 if len(c) > 1: raise RevlogError(_("Ambiguous identifier"))
771 raise RevlogError(_("Ambiguous identifier"))
765 if len(c) == 1: return c[0]
772 node = n
773 if node is not None:
774 return node
766
775
767 # might need fixing if we change hash lengths
776 # might need fixing if we change hash lengths
768 if len(id) == 20 and id in self.nodemap:
777 if len(id) == 20 and id in self.nodemap:
778 # node
769 return id
779 return id
770
780
771 raise RevlogError(_("No match found"))
781 raise RevlogError(_("No match found"))
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