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comparison mercurial/revset.py @ 20366:5ec6321f49a9

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revset: added substraction to baseset class Added __sub__ method to the baseset class to be able to compare it with other subsets more efficiently.
author Lucas Moscovicz <lmoscovicz@fb.com>
date Thu, 23 Jan 2014 14:20:58 -0800
parents bc770ee6a351
children 2ac278aab2b4
comparison
equal deleted inserted replaced
20365:bc770ee6a351 20366:5ec6321f49a9
247 def andset(repo, subset, x, y): 247 def andset(repo, subset, x, y):
248 return getset(repo, getset(repo, subset, x), y) 248 return getset(repo, getset(repo, subset, x), y)
249 249
250 def orset(repo, subset, x, y): 250 def orset(repo, subset, x, y):
251 xl = getset(repo, subset, x) 251 xl = getset(repo, subset, x)
252 s = xl.set() 252 yl = getset(repo, subset - xl, y)
253 yl = getset(repo, baseset([r for r in subset if r not in s]), y)
254 return baseset(xl + yl) 253 return baseset(xl + yl)
255 254
256 def notset(repo, subset, x): 255 def notset(repo, subset, x):
257 s = getset(repo, subset, x).set() 256 return subset - getset(repo, subset, x)
258 return baseset([r for r in subset if r not in s])
259 257
260 def listset(repo, subset, a, b): 258 def listset(repo, subset, a, b):
261 raise error.ParseError(_("can't use a list in this context")) 259 raise error.ParseError(_("can't use a list in this context"))
262 260
263 def func(repo, subset, a, b): 261 def func(repo, subset, a, b):
910 908
911 def heads(repo, subset, x): 909 def heads(repo, subset, x):
912 """``heads(set)`` 910 """``heads(set)``
913 Members of set with no children in set. 911 Members of set with no children in set.
914 """ 912 """
915 s = getset(repo, subset, x).set() 913 s = getset(repo, subset, x)
916 ps = parents(repo, subset, x).set() 914 ps = parents(repo, subset, x)
917 return baseset([r for r in s if r not in ps]) 915 return s - ps
918 916
919 def hidden(repo, subset, x): 917 def hidden(repo, subset, x):
920 """``hidden()`` 918 """``hidden()``
921 Hidden changesets. 919 Hidden changesets.
922 """ 920 """
1398 Changesets in set with no parent changeset in set. 1396 Changesets in set with no parent changeset in set.
1399 """ 1397 """
1400 s = getset(repo, baseset(repo.changelog), x).set() 1398 s = getset(repo, baseset(repo.changelog), x).set()
1401 subset = baseset([r for r in subset if r in s]) 1399 subset = baseset([r for r in subset if r in s])
1402 cs = _children(repo, subset, s) 1400 cs = _children(repo, subset, s)
1403 return baseset([r for r in subset if r not in cs]) 1401 return subset - cs
1404 1402
1405 def secret(repo, subset, x): 1403 def secret(repo, subset, x):
1406 """``secret()`` 1404 """``secret()``
1407 Changeset in secret phase.""" 1405 Changeset in secret phase."""
1408 # i18n: "secret" is a keyword 1406 # i18n: "secret" is a keyword
2067 def set(self): 2065 def set(self):
2068 if not self._set: 2066 if not self._set:
2069 self._set = set(self) 2067 self._set = set(self)
2070 return self._set 2068 return self._set
2071 2069
2070 def __sub__(self, x):
2071 if isinstance(x, baseset):
2072 s = x.set()
2073 else:
2074 s = set(x)
2075 return baseset(self.set() - s)
2076
2072 # tell hggettext to extract docstrings from these functions: 2077 # tell hggettext to extract docstrings from these functions:
2073 i18nfunctions = symbols.values() 2078 i18nfunctions = symbols.values()