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#!/usr/bin/env python
# -*- coding: utf-8 -*-
from __future__ import print_function
import re
import os
import sys
import shlex
import argparse
import subprocess
from os.path import *
from subprocess import Popen, PIPE
class CheckOptions (object):
def __init__(self, args):
self.option_pattern = None
self.source_file = None
self.sep = "\n --"
self.ledger = os.path.abspath(args.ledger)
self.source = os.path.abspath(args.source)
self.missing_baseline_tests = set()
self.missing_options = set()
self.unknown_options = set()
def find_options(self, filename):
regex = re.compile(self.option_pattern)
return {match.group(1) for match in {regex.match(line) for line in open(filename)} if match}
def find_alternates(self):
regex = re.compile(r'OPT_ALT\([^,]*,\s*([^)]+?)_?\)');
command = shlex.split('grep --no-filename OPT_ALT')
for source_file in ['session', 'report']:
command.append(os.path.join(self.source, 'src', '%s.cc' % source_file))
try:
output = subprocess.check_output(command).split('\n');
except subprocess.CalledProcessError:
output = ''
alternates = {match.group(1).replace('_', '-') for match in {regex.search(line) for line in output} if match}
return alternates
def ledger_options(self):
pipe = Popen('%s --debug option.names parse true' %
self.ledger, shell=True, stdout=PIPE, stderr=PIPE)
regex = re.compile('\[DEBUG\]\s+Option:\s+(.*?)_?$')
ledger_options = {match.group(1).replace('_', '-') for match in {regex.search(line.decode()) for line in pipe.stderr} if match}
return ledger_options
def main(self):
options = self.find_options(self.source_file)
for option in self.ledger_options():
if option not in options:
self.missing_options.add(option)
else:
options.remove(option)
known_alternates = self.find_alternates()
self.unknown_options = {option for option in options if option not in known_alternates}
if len(self.missing_options):
print("Missing %s entries for:%s%s\n" % (self.source_type, self.sep, self.sep.join(sorted(list(self.missing_options)))))
if len(self.unknown_options):
print("%s entry for unknown options:%s%s" % (self.source_type, self.sep, self.sep.join(sorted(list(self.unknown_options)))))
errors = len(self.missing_options) + len(self.unknown_options)
return errors
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