comparison hgext3rd/topic/__init__.py @ 4078:da6ce6d446b9 stable

topic: rework topic templatekw declaration to be 4.5 compatible again

Mercurial prior to 4.5 does not have a requires keyword, so we need a
compatibility layer.

4073:d54a4b9c1d01

    patch,
    phases,
    registrar,
    scmutil,
    templatefilters,
    util,
)

from . import (
    compat,

                or not ui._knownconfig['devel'].get('random')):
            extraitem('devel', 'randomseed',
                      default=None,
            )

templatekeyword = registrar.templatekeyword()

def _contexttopic(self, force=False):
    if not (force or self.mutable()):
        return ''
    return self.extra().get(constants.extrakey, '')

    except (KeyError, AttributeError):
        pass

    cmdutil.summaryhooks.add('topic', summaryhook)

    # Wrap workingctx extra to return the topic name
    extensions.wrapfunction(context.workingctx, '__init__', wrapinit)
    # Wrap changelog.add to drop empty topic
    extensions.wrapfunction(changelog.changelog, 'add', wrapadd)

    if util.safehasattr(repo, 'names'):
        repo.names.addnamespace(namespaces.namespace(
            'topics', 'topic', namemap=_namemap, nodemap=_nodemap,
            listnames=lambda repo: repo.topics))

@templatekeyword('topic', requires={'ctx'})
def topickw(context, mapping):
    """:topic: String. The topic of the changeset"""
    ctx = context.resource(mapping, 'ctx')
    return ctx.topic()

def wrapinit(orig, self, repo, *args, **kwargs):
    orig(self, repo, *args, **kwargs)
    if getattr(repo, 'currenttopic', ''):
        self._extra[constants.extrakey] = repo.currenttopic

4078:da6ce6d446b9

    patch,
    phases,
    registrar,
    scmutil,
    templatefilters,
    templatekw,
    util,
)

from . import (
    compat,

                or not ui._knownconfig['devel'].get('random')):
            extraitem('devel', 'randomseed',
                      default=None,
            )

# we need to do old style declaration for <= 4.5
templatekeyword = registrar.templatekeyword()
post45template = 'requires=' in templatekeyword.__doc__

def _contexttopic(self, force=False):
    if not (force or self.mutable()):
        return ''
    return self.extra().get(constants.extrakey, '')

    except (KeyError, AttributeError):
        pass

    cmdutil.summaryhooks.add('topic', summaryhook)

    if not post45template:
        templatekw.keywords['topic'] = topickw
    # Wrap workingctx extra to return the topic name
    extensions.wrapfunction(context.workingctx, '__init__', wrapinit)
    # Wrap changelog.add to drop empty topic
    extensions.wrapfunction(changelog.changelog, 'add', wrapadd)

    if util.safehasattr(repo, 'names'):
        repo.names.addnamespace(namespaces.namespace(
            'topics', 'topic', namemap=_namemap, nodemap=_nodemap,
            listnames=lambda repo: repo.topics))

if post45template:
    @templatekeyword('topic', requires={'ctx'})
    def topickw(context, mapping):
        """:topic: String. The topic of the changeset"""
        ctx = context.resource(mapping, 'ctx')
        return ctx.topic()
else:
    def topickw(**args):
        """:topic: String. The topic of the changeset"""
        return args['ctx'].topic()

def wrapinit(orig, self, repo, *args, **kwargs):
    orig(self, repo, *args, **kwargs)
    if getattr(repo, 'currenttopic', ''):
        self._extra[constants.extrakey] = repo.currenttopic