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# Copyright (C) 2008 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import collections
import functools
import itertools
from command import Command
from command import DEFAULT_LOCAL_JOBS
from error import RepoError
from error import RepoExitError
from git_command import git
from progress import Progress
from repo_logging import RepoLogger
logger = RepoLogger(__file__)
class AbandonError(RepoExitError):
"""Exit error when abandon command fails."""
class Abandon(Command):
COMMON = True
helpSummary = "Permanently abandon a development branch"
helpUsage = """
%prog [--all | <branchname>] [<project>...]
This subcommand permanently abandons a development branch by
deleting it (and all its history) from your local repository.
It is equivalent to "git branch -D <branchname>".
"""
PARALLEL_JOBS = DEFAULT_LOCAL_JOBS
def _Options(self, p):
p.add_option(
"--all",
dest="all",
action="store_true",
help="delete all branches in all projects",
)
def ValidateOptions(self, opt, args):
if not opt.all and not args:
self.Usage()
if not opt.all:
branches = args[0].split()
invalid_branches = [
x for x in branches if not git.check_ref_format(f"heads/{x}")
]
if invalid_branches:
self.OptionParser.error(
f"{invalid_branches} are not valid branch names"
)
else:
args.insert(0, "'All local branches'")
@classmethod
def _ExecuteOne(cls, all_branches, nb, project_idx):
"""Abandon one project."""
project = cls.get_parallel_context()["projects"][project_idx]
if all_branches:
branches = project.GetBranches()
else:
branches = nb
ret = {}
errors = []
for name in branches:
status = None
try:
status = project.AbandonBranch(name)
except RepoError as e:
status = False
errors.append(e)
if status is not None:
ret[name] = status
return (ret, project_idx, errors)
def Execute(self, opt, args):
nb = args[0].split()
err = collections.defaultdict(list)
success = collections.defaultdict(list)
aggregate_errors = []
all_projects = self.GetProjects(
args[1:], all_manifests=not opt.this_manifest_only
)
_RelPath = lambda p: p.RelPath(local=opt.this_manifest_only)
def _ProcessResults(_pool, pm, states):
for results, project_idx, errors in states:
project = all_projects[project_idx]
for branch, status in results.items():
if status:
success[branch].append(project)
else:
err[branch].append(project)
aggregate_errors.extend(errors)
pm.update(msg="")
with self.ParallelContext():
self.get_parallel_context()["projects"] = all_projects
self.ExecuteInParallel(
opt.jobs,
functools.partial(self._ExecuteOne, opt.all, nb),
range(len(all_projects)),
callback=_ProcessResults,
output=Progress(
f"Abandon {nb}", len(all_projects), quiet=opt.quiet
),
chunksize=1,
)
width = max(
itertools.chain(
[25], (len(x) for x in itertools.chain(success, err))
)
)
if err:
for br in err.keys():
err_msg = "error: cannot abandon %s" % br
logger.error(err_msg)
for proj in err[br]:
logger.error(" " * len(err_msg) + " | %s", _RelPath(proj))
raise AbandonError(aggregate_errors=aggregate_errors)
elif not success:
logger.error("error: no project has local branch(es) : %s", nb)
raise AbandonError(aggregate_errors=aggregate_errors)
else:
# Everything below here is displaying status.
if opt.quiet:
return
print("Abandoned branches:")
for br in success.keys():
if len(all_projects) > 1 and len(all_projects) == len(
success[br]
):
result = "all project"
else:
result = "%s" % (
("\n" + " " * width + "| ").join(
_RelPath(p) for p in success[br]
)
)
print(f"{br}{' ' * (width - len(br))}| {result}\n")
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