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# Extension dedicated to test patch.diff() upgrade modes
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#
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#
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from mercurial import cmdutil, scmutil, patch, error
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cmdtable = {}
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command = cmdutil.command(cmdtable)
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@command('autodiff',
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[('', 'git', '', 'git upgrade mode (yes/no/auto/warn/abort)')],
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'[OPTION]... [FILE]...')
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def autodiff(ui, repo, *pats, **opts):
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diffopts = patch.difffeatureopts(ui, opts)
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git = opts.get('git', 'no')
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brokenfiles = set()
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losedatafn = None
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if git in ('yes', 'no'):
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diffopts.git = git == 'yes'
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diffopts.upgrade = False
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elif git == 'auto':
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diffopts.git = False
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diffopts.upgrade = True
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elif git == 'warn':
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diffopts.git = False
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diffopts.upgrade = True
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def losedatafn(fn=None, **kwargs):
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brokenfiles.add(fn)
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return True
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elif git == 'abort':
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diffopts.git = False
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diffopts.upgrade = True
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def losedatafn(fn=None, **kwargs):
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raise error.Abort('losing data for %s' % fn)
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else:
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raise error.Abort('--git must be yes, no or auto')
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node1, node2 = scmutil.revpair(repo, [])
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m = scmutil.match(repo[node2], pats, opts)
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it = patch.diff(repo, node1, node2, match=m, opts=diffopts,
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losedatafn=losedatafn)
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for chunk in it:
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ui.write(chunk)
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for fn in sorted(brokenfiles):
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ui.write(('data lost for: %s\n' % fn))
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