forked from mirrors/gecko-dev
2152caf120
This will be re-used by the flake8 linter, so moving it into mozlint for re-useability. Depends on D20493 Differential Revision: https://phabricator.services.mozilla.com/D20494 --HG-- extra : moz-landing-system : lando
89 lines
2.4 KiB
Python
89 lines
2.4 KiB
Python
# This Source Code Form is subject to the terms of the Mozilla Public
|
|
# License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
|
|
from __future__ import absolute_import, print_function
|
|
|
|
import json
|
|
import os
|
|
from distutils.spawn import find_executable
|
|
|
|
import mozfile
|
|
from mozprocess import ProcessHandlerMixin
|
|
|
|
from mozlint import result
|
|
from mozlint.pathutils import expand_exclusions
|
|
|
|
here = os.path.abspath(os.path.dirname(__file__))
|
|
|
|
results = []
|
|
|
|
|
|
class PyCompatProcess(ProcessHandlerMixin):
|
|
def __init__(self, config, *args, **kwargs):
|
|
self.config = config
|
|
kwargs['processOutputLine'] = [self.process_line]
|
|
ProcessHandlerMixin.__init__(self, *args, **kwargs)
|
|
|
|
def process_line(self, line):
|
|
try:
|
|
res = json.loads(line)
|
|
except ValueError:
|
|
print('Non JSON output from {} linter: {}'.format(self.config['name'], line))
|
|
return
|
|
|
|
res['level'] = 'error'
|
|
results.append(result.from_config(self.config, **res))
|
|
|
|
|
|
def setup(python):
|
|
"""Setup doesn't currently do any bootstrapping. For now, this function
|
|
is only used to print the warning message.
|
|
"""
|
|
binary = find_executable(python)
|
|
if not binary:
|
|
# TODO Bootstrap python2/python3 if not available
|
|
print('warning: {} not detected, skipping py-compat check'.format(python))
|
|
|
|
|
|
def run_linter(python, paths, config, **lintargs):
|
|
binary = find_executable(python)
|
|
if not binary:
|
|
# If we're in automation, this is fatal. Otherwise, the warning in the
|
|
# setup method was already printed.
|
|
if 'MOZ_AUTOMATION' in os.environ:
|
|
return 1
|
|
return []
|
|
|
|
files = expand_exclusions(paths, config, lintargs['root'])
|
|
|
|
with mozfile.NamedTemporaryFile(mode='w') as fh:
|
|
fh.write('\n'.join(files))
|
|
fh.flush()
|
|
|
|
cmd = [binary, os.path.join(here, 'check_compat.py'), fh.name]
|
|
|
|
proc = PyCompatProcess(config, cmd)
|
|
proc.run()
|
|
try:
|
|
proc.wait()
|
|
except KeyboardInterrupt:
|
|
proc.kill()
|
|
|
|
return results
|
|
|
|
|
|
def setuppy2(root):
|
|
return setup('python2')
|
|
|
|
|
|
def lintpy2(*args, **kwargs):
|
|
return run_linter('python2', *args, **kwargs)
|
|
|
|
|
|
def setuppy3(root):
|
|
return setup('python3')
|
|
|
|
|
|
def lintpy3(*args, **kwargs):
|
|
return run_linter('python3', *args, **kwargs)
|