Mercurial > hg
view hgext/narrow/narrowrevlog.py @ 38722:2009d84f245a
hook: disable the shell to native command translation by default
There are other things I want to add like ~ expansion and translating single to
double quotes for cmd.exe. So off by default is safer.
I'm having second thoughts about the name, but I don't have any better ideas.
author | Matt Harbison <matt_harbison@yahoo.com> |
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date | Sun, 15 Jul 2018 23:46:09 -0400 |
parents | ac42e39b1b77 |
children | 9358f5066811 |
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# narrowrevlog.py - revlog storing irrelevant nodes as "ellipsis" nodes # # Copyright 2017 Google, Inc. # # This software may be used and distributed according to the terms of the # GNU General Public License version 2 or any later version. from __future__ import absolute_import from mercurial import ( revlog, util, ) def readtransform(self, text): return text, False def writetransform(self, text): return text, False def rawtransform(self, text): return False revlog.addflagprocessor(revlog.REVIDX_ELLIPSIS, (readtransform, writetransform, rawtransform)) def setup(): # We just wanted to add the flag processor, which is done at module # load time. pass def makenarrowfilelog(fl, narrowmatch): class narrowfilelog(fl.__class__): def renamed(self, node): # Renames that come from outside the narrowspec are # problematic at least for git-diffs, because we lack the # base text for the rename. This logic was introduced in # 3cd72b1 of narrowhg (authored by martinvonz, reviewed by # adgar), but that revision doesn't have any additional # commentary on what problems we can encounter. m = super(narrowfilelog, self).renamed(node) if m and not narrowmatch(m[0]): return None return m def size(self, rev): # We take advantage of the fact that remotefilelog # lacks a node() method to just skip the # rename-checking logic when on remotefilelog. This # might be incorrect on other non-revlog-based storage # engines, but for now this seems to be fine. # # TODO: when remotefilelog is in core, improve this to # explicitly look for remotefilelog instead of cheating # with a hasattr check. if util.safehasattr(self, 'node'): node = self.node(rev) # Because renamed() is overridden above to # sometimes return None even if there is metadata # in the revlog, size can be incorrect for # copies/renames, so we need to make sure we call # the super class's implementation of renamed() # for the purpose of size calculation. if super(narrowfilelog, self).renamed(node): return len(self.read(node)) return super(narrowfilelog, self).size(rev) def cmp(self, node, text): different = super(narrowfilelog, self).cmp(node, text) if different: # Similar to size() above, if the file was copied from # a file outside the narrowspec, the super class's # would have returned True because we tricked it into # thinking that the file was not renamed. if super(narrowfilelog, self).renamed(node): t2 = self.read(node) return t2 != text return different fl.__class__ = narrowfilelog