bitcoin/test/lint/check-doc.py
2018-05-29 16:49:52 -04:00

49 lines
1.9 KiB
Python
Executable File

#!/usr/bin/env python3
# Copyright (c) 2015-2017 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
'''
This checks if all command line args are documented.
Return value is 0 to indicate no error.
Author: @MarcoFalke
'''
from subprocess import check_output
import re
import sys
FOLDER_GREP = 'src'
FOLDER_TEST = 'src/test/'
REGEX_ARG = '(?:ForceSet|SoftSet|Get|Is)(?:Bool)?Args?(?:Set)?\("(-[^"]+)"'
REGEX_DOC = 'AddArg\("(-[^"=]+?)(?:=|")'
CMD_ROOT_DIR = '`git rev-parse --show-toplevel`/{}'.format(FOLDER_GREP)
CMD_GREP_ARGS = r"git grep --perl-regexp '{}' -- {} ':(exclude){}'".format(REGEX_ARG, CMD_ROOT_DIR, FOLDER_TEST)
CMD_GREP_DOCS = r"git grep --perl-regexp '{}' {}".format(REGEX_DOC, CMD_ROOT_DIR)
# list unsupported, deprecated and duplicate args as they need no documentation
SET_DOC_OPTIONAL = set(['-rpcssl', '-benchmark', '-h', '-help', '-socks', '-tor', '-debugnet', '-whitelistalwaysrelay', '-promiscuousmempoolflags', '-blockminsize', '-dbcrashratio', '-forcecompactdb', '-usehd'])
def main():
used = check_output(CMD_GREP_ARGS, shell=True, universal_newlines=True)
docd = check_output(CMD_GREP_DOCS, shell=True, universal_newlines=True)
args_used = set(re.findall(re.compile(REGEX_ARG), used))
args_docd = set(re.findall(re.compile(REGEX_DOC), docd)).union(SET_DOC_OPTIONAL)
args_need_doc = args_used.difference(args_docd)
args_unknown = args_docd.difference(args_used)
print("Args used : {}".format(len(args_used)))
print("Args documented : {}".format(len(args_docd)))
print("Args undocumented: {}".format(len(args_need_doc)))
print(args_need_doc)
print("Args unknown : {}".format(len(args_unknown)))
print(args_unknown)
sys.exit(len(args_need_doc))
if __name__ == "__main__":
main()