dirstate: make map implementation overridable
Other implementations of dirstate will want to replace the class used for the
dirstate map. Allow this to happen by making the class an attribute of the
dirstate.
Differential Revision: https://phab.mercurial-scm.org/D1347
# Extension dedicated to test patch.diff() upgrade modes
from __future__ import absolute_import
from mercurial import (
error,
patch,
registrar,
scmutil,
)
cmdtable = {}
command = registrar.command(cmdtable)
@command('autodiff',
[('', 'git', '', 'git upgrade mode (yes/no/auto/warn/abort)')],
'[OPTION]... [FILE]...')
def autodiff(ui, repo, *pats, **opts):
diffopts = patch.difffeatureopts(ui, opts)
git = opts.get('git', 'no')
brokenfiles = set()
losedatafn = None
if git in ('yes', 'no'):
diffopts.git = git == 'yes'
diffopts.upgrade = False
elif git == 'auto':
diffopts.git = False
diffopts.upgrade = True
elif git == 'warn':
diffopts.git = False
diffopts.upgrade = True
def losedatafn(fn=None, **kwargs):
brokenfiles.add(fn)
return True
elif git == 'abort':
diffopts.git = False
diffopts.upgrade = True
def losedatafn(fn=None, **kwargs):
raise error.Abort('losing data for %s' % fn)
else:
raise error.Abort('--git must be yes, no or auto')
node1, node2 = scmutil.revpair(repo, [])
m = scmutil.match(repo[node2], pats, opts)
it = patch.diff(repo, node1, node2, match=m, opts=diffopts,
losedatafn=losedatafn)
for chunk in it:
ui.write(chunk)
for fn in sorted(brokenfiles):
ui.write(('data lost for: %s\n' % fn))