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comparison mercurial/revlog.py @ 38716:c67093e81a3e

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revlog: extract `deltainfo.distance` for future conditional redefinition This commit exist to make the next one clearer.
author Paul Morelle <paul.morelle@octobus.net>
date Mon, 04 Jun 2018 12:12:00 +0200
parents 4ac3c2078567
children aa21a9ad46ea
comparison
equal deleted inserted replaced
38715:905b66681004 38716:c67093e81a3e
2396 # bounding it limits the amount of I/O we need to do. 2396 # bounding it limits the amount of I/O we need to do.
2397 # - 'deltainfo.compresseddeltalen' is the sum of the total size of 2397 # - 'deltainfo.compresseddeltalen' is the sum of the total size of
2398 # deltas we need to apply -- bounding it limits the amount of CPU 2398 # deltas we need to apply -- bounding it limits the amount of CPU
2399 # we consume. 2399 # we consume.
2400 2400
2401 distance = deltainfo.distance
2401 textlen = revinfo.textlen 2402 textlen = revinfo.textlen
2402 defaultmax = textlen * 4 2403 defaultmax = textlen * 4
2403 maxdist = self._maxdeltachainspan 2404 maxdist = self._maxdeltachainspan
2404 if not maxdist: 2405 if not maxdist:
2405 maxdist = deltainfo.distance # ensure the conditional pass 2406 maxdist = distance # ensure the conditional pass
2406 maxdist = max(maxdist, defaultmax) 2407 maxdist = max(maxdist, defaultmax)
2407 if (deltainfo.distance > maxdist or deltainfo.deltalen > textlen or 2408 if (distance > maxdist or deltainfo.deltalen > textlen or
2408 deltainfo.compresseddeltalen > textlen * 2 or 2409 deltainfo.compresseddeltalen > textlen * 2 or
2409 (self._maxchainlen and deltainfo.chainlen > self._maxchainlen)): 2410 (self._maxchainlen and deltainfo.chainlen > self._maxchainlen)):
2410 return False 2411 return False
2411 2412
2412 return True 2413 return True