comparison src/topic/__init__.py @ 1844:862cabc132fd

topic: add ability to change topic of non-public changes

This is a little crude, but it gets the job done. You probably don't
want to use this without evolution for now.

1843:0ba067a97d06

"""
import functools

from mercurial import cmdutil
from mercurial import commands
from mercurial import extensions
from mercurial import namespaces
from mercurial import obsolete
from mercurial import phases
from mercurial import util

            'topics', 'topic', namemap=_namemap, nodemap=_nodemap))
    repo.__class__ = topicrepo

@command('topics', [
    ('', 'clear', False, 'clear active topic if any'),
])
def topics(ui, repo, topic=None, clear=False):
    """View current topic, set current topic, or see all topics."""
    if not obsolete.isenabled(repo, obsolete.createmarkersopt):
        raise util.Abort('current reality means you should only '
                         'use topic with obsolete enabled')
    if clear:
        if repo.vfs.exists('topic'):
            repo.vfs.unlink('topic')
        return
    if topic is not None:

1844:862cabc132fd

"""
import functools

from mercurial import cmdutil
from mercurial import commands
from mercurial import context
from mercurial import extensions
from mercurial import namespaces
from mercurial import obsolete
from mercurial import phases
from mercurial import util

            'topics', 'topic', namemap=_namemap, nodemap=_nodemap))
    repo.__class__ = topicrepo

@command('topics', [
    ('', 'clear', False, 'clear active topic if any'),
    ('', 'change', '', 'revset of existing revisions to change topic'),
])
def topics(ui, repo, topic=None, clear=False, change=None):
    """View current topic, set current topic, or see all topics."""
    if not obsolete.isenabled(repo, obsolete.createmarkersopt):
        raise util.Abort('current reality means you should only '
                         'use topic with obsolete enabled')
    if change:
        if topic is None and not clear:
            raise util.Abort('changing topic requires a topic name or --clear')
        if any(not c.mutable() for c in repo.set('%r and public()', change)):
            raise util.Abort("can't change topic of a public change")
        rewrote = 0
        needevolve = False
        for c in repo.set('%r', change):
            def filectxfn(repo, ctx, path):
                try:
                    return c[path]
                except error.ManifestLookupError:
                    return None
            fixedextra = dict(c.extra())
            newtopic = None if clear else topic
            if fixedextra.get('topic', None) == topic:
                continue
            if clear and 'topic' in fixedextra:
                del fixedextra['topic']
            else:
                fixedextra['topic'] = topic
            c.parents()
            mc = context.memctx(
                repo, (c.p1().node(), c.p2().node()), c.description(),
                c.files(), filectxfn,
                user=c.user(), date=c.date(), extra=fixedextra)
            newnode = repo.commitctx(mc)
            needevolve = needevolve or (len(c.children()) > 0)
            obsolete.createmarkers(repo, [(c, (repo[newnode],))])
            rewrote += 1
        ui.status('changed topic on %d changes\n' % rewrote)
        if needevolve:
            evolvetarget = 'topic(%s)' % topic if topic else 'not topic()'
            ui.status('please run hg evolve --rev "%s" now\n' % evolvetarget)
    if clear:
        if repo.vfs.exists('topic'):
            repo.vfs.unlink('topic')
        return
    if topic is not None: