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comparison mercurial/revset.py @ 24457:c5022f3579b9

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revset: add __repr__ to all smartset classes This is sometimes useful for debugging.
author Yuya Nishihara <yuya@tcha.org>
date Mon, 16 Mar 2015 18:15:06 +0900
parents 582cfcc843c7
children 7d87f672d069
comparison
equal deleted inserted replaced
24456:a05c6b400616 24457:c5022f3579b9
2834 return self._asclist[-1] 2834 return self._asclist[-1]
2835 else: 2835 else:
2836 return self._asclist[0] 2836 return self._asclist[0]
2837 return None 2837 return None
2838 2838
2839 def __repr__(self):
2840 d = {None: '', False: '-', True: '+'}[self._ascending]
2841 return '<%s%s %r>' % (type(self).__name__, d, self._list)
2842
2839 class filteredset(abstractsmartset): 2843 class filteredset(abstractsmartset):
2840 """Duck type for baseset class which iterates lazily over the revisions in 2844 """Duck type for baseset class which iterates lazily over the revisions in
2841 the subset and contains a function which tests for membership in the 2845 the subset and contains a function which tests for membership in the
2842 revset 2846 revset
2843 """ 2847 """
2917 # slowly consume everything. This needs improvement 2921 # slowly consume everything. This needs improvement
2918 it = lambda: reversed(list(self)) 2922 it = lambda: reversed(list(self))
2919 for x in it(): 2923 for x in it():
2920 return x 2924 return x
2921 return None 2925 return None
2926
2927 def __repr__(self):
2928 return '<%s %r>' % (type(self).__name__, self._subset)
2922 2929
2923 class addset(abstractsmartset): 2930 class addset(abstractsmartset):
2924 """Represent the addition of two sets 2931 """Represent the addition of two sets
2925 2932
2926 Wrapper structure for lazily adding two structures without losing much 2933 Wrapper structure for lazily adding two structures without losing much
3091 self.reverse() 3098 self.reverse()
3092 val = self.first() 3099 val = self.first()
3093 self.reverse() 3100 self.reverse()
3094 return val 3101 return val
3095 3102
3103 def __repr__(self):
3104 d = {None: '', False: '-', True: '+'}[self._ascending]
3105 return '<%s%s %r, %r>' % (type(self).__name__, d, self._r1, self._r2)
3106
3096 class generatorset(abstractsmartset): 3107 class generatorset(abstractsmartset):
3097 """Wrap a generator for lazy iteration 3108 """Wrap a generator for lazy iteration
3098 3109
3099 Wrapper structure for generators that provides lazy membership and can 3110 Wrapper structure for generators that provides lazy membership and can
3100 be iterated more than once. 3111 be iterated more than once.
3260 return self.first() 3271 return self.first()
3261 if self: 3272 if self:
3262 return it().next() 3273 return it().next()
3263 return None 3274 return None
3264 3275
3276 def __repr__(self):
3277 d = {False: '-', True: '+'}[self._ascending]
3278 return '<%s%s>' % (type(self).__name__, d)
3279
3265 class spanset(abstractsmartset): 3280 class spanset(abstractsmartset):
3266 """Duck type for baseset class which represents a range of revisions and 3281 """Duck type for baseset class which represents a range of revisions and
3267 can work lazily and without having all the range in memory 3282 can work lazily and without having all the range in memory
3268 3283
3269 Note that spanset(x, y) behave almost like xrange(x, y) except for two 3284 Note that spanset(x, y) behave almost like xrange(x, y) except for two
3364 it = self.fastasc 3379 it = self.fastasc
3365 for x in it(): 3380 for x in it():
3366 return x 3381 return x
3367 return None 3382 return None
3368 3383
3384 def __repr__(self):
3385 d = {False: '-', True: '+'}[self._ascending]
3386 return '<%s%s %d:%d>' % (type(self).__name__, d,
3387 self._start, self._end - 1)
3388
3369 class fullreposet(spanset): 3389 class fullreposet(spanset):
3370 """a set containing all revisions in the repo 3390 """a set containing all revisions in the repo
3371 3391
3372 This class exists to host special optimization and magic to handle virtual 3392 This class exists to host special optimization and magic to handle virtual
3373 revisions such as "null". 3393 revisions such as "null".