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comparison mercurial/revlogutils/deltas.py @ 39332:6f4b8f607a31

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revlogdeltas: move special cases around raw revisions in finddeltainfo The method already contains logic for no-diff cases. Having everything in the same place is more consistent and unlocks other code improvements.
author Boris Feld <boris.feld@octobus.net>
date Thu, 16 Aug 2018 04:20:34 +0200
parents fd0150a3c2fe
children 5d343a24bff5
comparison
equal deleted inserted replaced
39331:fd0150a3c2fe 39332:6f4b8f607a31
700 Returns the first acceptable candidate revision, as ordered by 700 Returns the first acceptable candidate revision, as ordered by
701 _getcandidaterevs 701 _getcandidaterevs
702 """ 702 """
703 if not revinfo.textlen: 703 if not revinfo.textlen:
704 return None # empty file do not need delta 704 return None # empty file do not need delta
705
706 # no delta for flag processor revision (see "candelta" for why)
707 # not calling candelta since only one revision needs test, also to
708 # avoid overhead fetching flags again.
709 if revinfo.flags & REVIDX_RAWTEXT_CHANGING_FLAGS:
710 return None
705 711
706 cachedelta = revinfo.cachedelta 712 cachedelta = revinfo.cachedelta
707 p1 = revinfo.p1 713 p1 = revinfo.p1
708 p2 = revinfo.p2 714 p2 = revinfo.p2
709 revlog = self.revlog 715 revlog = self.revlog