qmk_firmware/lib/python/qmk/submodules.py
skullydazed 5e65af3a76 Beef up how qmk doctor works. (#7375)
* Beef up how `qmk doctor` works.

* improve the `git submodule status` parsing. h/t @erovia

* Fix whitespace and imports

* yapf

* Add documentation for the new doctor functionality

* Replace type_unchanged() with str()

* remove unused modules

* Update lib/python/qmk/cli/doctor.py

Co-Authored-By: Erovia <Erovia@users.noreply.github.com>

Co-authored-by: Erovia <Erovia@users.noreply.github.com>
2020-01-24 20:31:16 +01:00

72 lines
2.2 KiB
Python

"""Functions for working with QMK's submodules.
"""
import subprocess
def status():
"""Returns a dictionary of submodules.
Each entry is a dict of the form:
{
'name': 'submodule_name',
'status': None/False/True,
'githash': '<sha-1 hash for the submodule>
}
status is None when the submodule doesn't exist, False when it's out of date, and True when it's current
"""
submodules = {}
git_cmd = subprocess.run(['git', 'submodule', 'status'], stdout=subprocess.PIPE, stderr=subprocess.PIPE, timeout=30, universal_newlines=True)
for line in git_cmd.stdout.split('\n'):
if not line:
continue
status = line[0]
githash, submodule = line[1:].split()[:2]
submodules[submodule] = {'name': submodule, 'githash': githash}
if status == '-':
submodules[submodule]['status'] = None
elif status == '+':
submodules[submodule]['status'] = False
elif status == ' ':
submodules[submodule]['status'] = True
else:
raise ValueError('Unknown `git submodule status` sha-1 prefix character: "%s"' % status)
return submodules
def update(submodules=None):
"""Update the submodules.
submodules
A string containing a single submodule or a list of submodules.
"""
git_sync_cmd = ['git', 'submodule', 'sync']
git_update_cmd = ['git', 'submodule', 'update', '--init']
if submodules is None:
# Update everything
git_sync_cmd.append('--recursive')
git_update_cmd.append('--recursive')
subprocess.run(git_sync_cmd, check=True)
subprocess.run(git_update_cmd, check=True)
else:
if isinstance(submodules, str):
# Update only a single submodule
git_sync_cmd.append(submodules)
git_update_cmd.append(submodules)
subprocess.run(git_sync_cmd, check=True)
subprocess.run(git_update_cmd, check=True)
else:
# Update submodules in a list
for submodule in submodules:
subprocess.run(git_sync_cmd + [submodule], check=True)
subprocess.run(git_update_cmd + [submodule], check=True)