blob: 74b584b8e2542a6cdfe18f7def4ea4761130f0fd [file] [log] [blame]
#!/usr/bin/env python3
# Copyright (C) 2020 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.
# This tool checks for inline comments in proto files
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
import os
import re
import sys
ROOT_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
def main():
errors = 0
protos_root = os.path.join(ROOT_DIR, 'protos')
for root, _, files in os.walk(protos_root):
for fname in files:
fpath = os.path.join(root, fname)
if not os.path.isfile(fpath):
continue
if not fpath.endswith('.proto'):
continue
with open(fpath, encoding='UTF-8') as f:
lines = f.readlines()
for line in lines:
comm = line.find('//')
alt_comm = re.search(r'^\s*\*', line)
only_comm = re.search(r'^\s*//', line)
# Allow comments only if not inline
if comm == -1 or alt_comm or only_comm:
continue
rel_path = os.path.relpath(fpath, ROOT_DIR)
sys.stderr.write(
('Proto file %s has inline comment, please move to ' +
'the previous line:\t%s') % (rel_path, line))
errors += 1
return 0 if errors == 0 else 1
if __name__ == '__main__':
sys.exit(main())