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#!/usr/bin/env python
# Copyright (C) 2017 Mike Pennisi. All rights reserved.
# This code is governed by the BSD license found in the LICENSE file.
import argparse
import sys
from lib.collect_files import collect_files
from lib.checks.features import CheckFeatures
from lib.checks.harnessfeatures import CheckHarnessFeatures
from lib.checks.frontmatter import CheckFrontmatter
from lib.checks.license import CheckLicense
from lib.checks.negative import CheckNegative
from lib.eprint import eprint
import lib.frontmatter
import lib.whitelist
parser = argparse.ArgumentParser(description='Test262 linting tool')
parser.add_argument('--whitelist',
type=argparse.FileType('r'),
help='file containing expected linting errors')
parser.add_argument('path',
nargs='+',
help='file name or directory of files to lint')
checks = [
CheckFrontmatter(),
CheckFeatures('features.txt'),
CheckHarnessFeatures(),
CheckLicense(),
CheckNegative()
]
def lint(file_names):
errors = dict()
for file_name in file_names:
with open(file_name, 'r') as f:
content = f.read()
meta = lib.frontmatter.parse(content)
for check in checks:
error = check.run(file_name, meta, content)
if error is not None:
if file_name not in errors:
errors[file_name] = dict()
errors[file_name][check.ID] = error
return errors
if __name__ == '__main__':
args = parser.parse_args()
if args.whitelist:
whitelist = lib.whitelist.parse(args.whitelist)
else:
whitelist = dict()
files = [path for _path in args.path for path in collect_files(_path)]
file_count = len(files)
print 'Linting %s file%s.' % (file_count, 's' if file_count != 1 else '')
all_errors = lint(files)
unexpected_errors = dict(all_errors)
for file_name, failures in all_errors.iteritems():
if file_name not in whitelist:
continue
if set(failures.keys()) == whitelist[file_name]:
del unexpected_errors[file_name]
error_count = len(unexpected_errors)
s = 's' if error_count != 1 else ''
print 'Linting complete. %s error%s found.' % (error_count, s)
if error_count == 0:
sys.exit(0)
for file_name, failures in unexpected_errors.iteritems():
for ID, message in failures.iteritems():
eprint('%s: %s - %s' % (file_name, ID, message))
sys.exit(1)
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