topic: fix changing topics of commits that have an amend_source
Includes a test for this specific case, but we should probably spend
more time squinting at the interactions between the current topic
wrapper function and commitctx for memctx instances.
from mercurial import revset
from mercurial import util
from . import constants, destination
try:
mkmatcher = revset._stringmatcher
except AttributeError:
mkmatcher = util.stringmatcher
def topicset(repo, subset, x):
"""`topic([topic])`
Specified topic or all changes with any topic specified.
If `topic` starts with `re:` the remainder of the name is treated
as a regular expression.
TODO: make `topic(revset)` work the same as `branch(revset)`.
"""
args = revset.getargs(x, 0, 1, 'topic takes one or no arguments')
if args:
# match a specific topic
topic = revset.getstring(args[0], 'topic() argument must be a string')
if topic == '.':
topic = repo['.'].extra().get('topic', '')
_kind, _pattern, matcher = mkmatcher(topic)
else:
matcher = lambda t: bool(t)
drafts = subset.filter(lambda r: repo[r].mutable())
return drafts.filter(
lambda r: matcher(repo[r].extra().get(constants.extrakey, '')))
def ngtipset(repo, subset, x):
"""`ngtip([branch])`
The untopiced tip.
Name is horrible so that people change it.
"""
args = revset.getargs(x, 1, 1, 'topic takes one')
# match a specific topic
branch = revset.getstring(args[0], 'ngtip() argument must be a string')
if branch == '.':
branch = repo['.'].branch()
return subset & destination.ngtip(repo, branch)
def modsetup():
revset.symbols.update({'topic': topicset})
revset.symbols.update({'ngtip': ngtipset})