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comparison mercurial/revset.py @ 20612:60c308b932eb

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revset: added basic operators to orderedlazyset Now __and__ and __sub__ return orderedlazyset.
author Lucas Moscovicz <lmoscovicz@fb.com>
date Thu, 06 Feb 2014 17:42:08 -0800
parents 6490f8385391
children 10433163bf57
comparison
equal deleted inserted replaced
20611:6490f8385391 20612:60c308b932eb
2225 self._ascending = ascending 2225 self._ascending = ascending
2226 2226
2227 def filter(self, l): 2227 def filter(self, l):
2228 return orderedlazyset(self, l, ascending=self._ascending) 2228 return orderedlazyset(self, l, ascending=self._ascending)
2229 2229
2230 def __and__(self, x):
2231 return orderedlazyset(self, lambda r: r in x,
2232 ascending=self._ascending)
2233
2234 def __sub__(self, x):
2235 return orderedlazyset(self, lambda r: r not in x,
2236 ascending=self._ascending)
2237
2230 class generatorset(object): 2238 class generatorset(object):
2231 """Wrapper structure for generators that provides lazy membership and can 2239 """Wrapper structure for generators that provides lazy membership and can
2232 be iterated more than once. 2240 be iterated more than once.
2233 When asked for membership it generates values until either it finds the 2241 When asked for membership it generates values until either it finds the
2234 requested one or has gone through all the elements in the generator 2242 requested one or has gone through all the elements in the generator