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# Extension dedicated to test patch.diff() upgrade modes
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from __future__ import absolute_import
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from mercurial import (
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error,
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patch,
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pycompat,
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registrar,
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scmutil,
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)
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cmdtable = {}
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command = registrar.command(cmdtable)
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@command(b'autodiff',
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[(b'', b'git', b'', b'git upgrade mode (yes/no/auto/warn/abort)')],
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b'[OPTION]... [FILE]...')
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def autodiff(ui, repo, *pats, **opts):
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opts = pycompat.byteskwargs(opts)
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diffopts = patch.difffeatureopts(ui, opts)
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git = opts.get(b'git', b'no')
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brokenfiles = set()
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losedatafn = None
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if git in (b'yes', b'no'):
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diffopts.git = git == b'yes'
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diffopts.upgrade = False
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elif git == b'auto':
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diffopts.git = False
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diffopts.upgrade = True
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elif git == b'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 == b'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(b'losing data for %s' % fn)
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else:
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raise error.Abort(b'--git must be yes, no or auto')
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ctx1, ctx2 = scmutil.revpair(repo, [])
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m = scmutil.match(ctx2, pats, opts)
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it = patch.diff(repo, ctx1.node(), ctx2.node(), 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((b'data lost for: %s\n' % fn))
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