Mercurial > hg
annotate hgext/hooklib/reject_merge_commits.py @ 51095:30f458fc59e9
revlog: move the `deltachain` method on the inner object
This is a necessary step before being able to move more logic around restoring
a revision content there.
For now, we do a simple patch for the perf extension logic, when the
implementation of the inner object changes, we will likely need some evolution
of the API. However this is true of many things in the perf extension. So we
will see this later.
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
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date | Thu, 19 Oct 2023 03:07:39 +0200 |
parents | 6000f5b25c9b |
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1 # Copyright 2020 Joerg Sonnenberger <joerg@bec.de> |
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2 # |
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3 # This software may be used and distributed according to the terms of the |
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4 # GNU General Public License version 2 or any later version. |
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5 |
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6 """reject_merge_commits is a hook to check new changesets for merge commits. |
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7 Merge commits are allowed only between different branches, i.e. merging |
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8 a feature branch into the main development branch. This can be used to |
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9 enforce policies for linear commit histories. |
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10 |
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11 Usage: |
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12 [hooks] |
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13 pretxnchangegroup.reject_merge_commits = \ |
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14 python:hgext.hooklib.reject_merge_commits.hook |
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15 """ |
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16 |
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17 |
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18 from mercurial.i18n import _ |
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19 from mercurial import ( |
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20 error, |
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21 pycompat, |
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22 ) |
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23 |
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24 |
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25 def hook(ui, repo, hooktype, node=None, **kwargs): |
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26 if hooktype != b"pretxnchangegroup": |
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27 raise error.Abort( |
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28 _(b'Unsupported hook type %r') % pycompat.bytestr(hooktype) |
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29 ) |
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30 |
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31 ctx = repo.unfiltered()[node] |
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32 for rev in repo.changelog.revs(start=ctx.rev()): |
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33 rev = repo[rev] |
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34 parents = rev.parents() |
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35 if len(parents) < 2: |
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36 continue |
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37 if all(repo[p].branch() == rev.branch() for p in parents): |
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38 raise error.Abort( |
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39 _( |
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40 b'%s rejected as merge on the same branch. ' |
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41 b'Please consider rebase.' |
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42 ) |
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43 % rev |
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44 ) |