Mercurial > evolve
annotate hgext3rd/topic/revset.py @ 1910:24986e5a537c
stack: add a 'stack()' revset
We give access to the list of relevant commit with a revset. Benefits over
'topic(.)' are the filtering of obsolete changeset and the reordering (to
topological as-in unstability were resolved).
author | Pierre-Yves David <pierre-yves.david@fb.com> |
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date | Thu, 17 Mar 2016 09:13:12 -0700 |
parents | 85390446f8c1 |
children | 3d14e9eef3c1 |
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revset: add a topic() revset for querying topics
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1 from mercurial import revset |
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2 from mercurial import util |
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3 |
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4 from . import constants, destination, stack |
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5 |
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6 try: |
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7 mkmatcher = revset._stringmatcher |
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8 except AttributeError: |
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9 mkmatcher = util.stringmatcher |
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10 |
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11 |
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12 def topicset(repo, subset, x): |
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13 """`topic([topic])` |
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14 Specified topic or all changes with any topic specified. |
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15 |
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16 If `topic` starts with `re:` the remainder of the name is treated |
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17 as a regular expression. |
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18 |
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19 TODO: make `topic(revset)` work the same as `branch(revset)`. |
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20 """ |
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21 args = revset.getargs(x, 0, 1, 'topic takes one or no arguments') |
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22 if args: |
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23 # match a specific topic |
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24 topic = revset.getstring(args[0], 'topic() argument must be a string') |
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25 if topic == '.': |
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26 topic = repo['.'].extra().get('topic', '') |
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27 _kind, _pattern, matcher = mkmatcher(topic) |
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28 else: |
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29 matcher = lambda t: bool(t) |
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30 drafts = subset.filter(lambda r: repo[r].mutable()) |
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31 return drafts.filter( |
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32 lambda r: matcher(repo[r].extra().get(constants.extrakey, ''))) |
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33 |
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34 def ngtipset(repo, subset, x): |
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35 """`ngtip([branch])` |
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36 |
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37 The untopiced tip. |
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38 |
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39 Name is horrible so that people change it. |
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40 """ |
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41 args = revset.getargs(x, 1, 1, 'topic takes one') |
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42 # match a specific topic |
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43 branch = revset.getstring(args[0], 'ngtip() argument must be a string') |
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44 if branch == '.': |
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45 branch = repo['.'].branch() |
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46 return subset & destination.ngtip(repo, branch) |
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47 |
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48 def stackset(repo, subset, x): |
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49 """`stack()` |
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50 All relevant changes in the current topic, |
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51 |
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52 This is roughly equivalent to 'topic(.) - obsolete' with a sorting moving |
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53 unstable changeset after there future parent (as if evolve where already |
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54 run).""" |
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55 topic = repo.currenttopic |
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56 if not topic: |
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57 raise error.Abort(_('no active topic to list')) |
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58 # ordering hack, boo |
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59 return revset.baseset(stack.getstack(repo, topic)) & subset |
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60 |
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61 |
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62 |
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63 def modsetup(): |
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64 revset.symbols.update({'topic': topicset}) |
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65 revset.symbols.update({'ngtip': ngtipset}) |
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66 revset.symbols.update({'stack': stackset}) |