annotate tests/autodiff.py @ 40413:1ddd202c47d9

help: allow hiding of help topics Differential Revision: https://phab.mercurial-scm.org/D5077
author rdamazio@google.com
date Sat, 13 Oct 2018 05:43:39 -0700
parents cdccfe20eed7
children 2372284d9457
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1 # Extension dedicated to test patch.diff() upgrade modes
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2
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3 from __future__ import absolute_import
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4
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5 from mercurial import (
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6 error,
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7 patch,
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8 pycompat,
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9 registrar,
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10 scmutil,
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11 )
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12
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13 cmdtable = {}
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14 command = registrar.command(cmdtable)
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15
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16 @command(b'autodiff',
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17 [(b'', b'git', b'', b'git upgrade mode (yes/no/auto/warn/abort)')],
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18 b'[OPTION]... [FILE]...')
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19 def autodiff(ui, repo, *pats, **opts):
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20 opts = pycompat.byteskwargs(opts)
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21 diffopts = patch.difffeatureopts(ui, opts)
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22 git = opts.get(b'git', b'no')
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23 brokenfiles = set()
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24 losedatafn = None
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25 if git in (b'yes', b'no'):
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26 diffopts.git = git == b'yes'
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27 diffopts.upgrade = False
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28 elif git == b'auto':
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29 diffopts.git = False
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30 diffopts.upgrade = True
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31 elif git == b'warn':
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32 diffopts.git = False
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33 diffopts.upgrade = True
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34 def losedatafn(fn=None, **kwargs):
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35 brokenfiles.add(fn)
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36 return True
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37 elif git == b'abort':
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38 diffopts.git = False
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39 diffopts.upgrade = True
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40 def losedatafn(fn=None, **kwargs):
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41 raise error.Abort(b'losing data for %s' % fn)
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42 else:
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43 raise error.Abort(b'--git must be yes, no or auto')
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44
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45 ctx1, ctx2 = scmutil.revpair(repo, [])
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46 m = scmutil.match(ctx2, pats, opts)
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47 it = patch.diff(repo, ctx1.node(), ctx2.node(), match=m, opts=diffopts,
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48 losedatafn=losedatafn)
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49 for chunk in it:
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50 ui.write(chunk)
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51 for fn in sorted(brokenfiles):
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52 ui.write((b'data lost for: %s\n' % fn))