author | timeless@mozdev.org |
Tue, 08 Sep 2015 20:30:01 -0400 | |
changeset 26203 | b764f3c61bc7 |
parent 23692 | f78192115229 |
child 26587 | 56b2bcea2529 |
permissions | -rw-r--r-- |
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patch: support diff data loss detection and upgrade
Patrick Mezard <pmezard@gmail.com>
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# Extension dedicated to test patch.diff() upgrade modes |
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# |
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# |
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tests: declare commands using decorator
Gregory Szorc <gregory.szorc@gmail.com>
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from mercurial import cmdutil, scmutil, patch, util |
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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 util.Abort('losing data for %s' % fn) |
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else: |
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raise util.Abort('--git must be yes, no or auto') |
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scmutil: move revsingle/pair/range from cmdutil
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node1, node2 = scmutil.revpair(repo, []) |
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scmutil: switch match users to supplying contexts
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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)) |