trove/trove/hacking/checks.py

108 lines
3.4 KiB
Python

# 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.
import re
import pycodestyle
from hacking import core
_all_log_levels = (
'critical',
'debug',
'error',
'exception',
'info',
'reserved',
'warning',
)
_translated_log = re.compile(
r".*LOG\.(%(levels)s)\(\s*_\(\s*('|\")" % {
'levels': '|'.join(_all_log_levels)})
def _translation_is_not_expected(filename):
# Do not do these validations on tests
return any(pat in filename for pat in ["/tests/"])
@core.flake8ext
def check_raised_localized_exceptions(logical_line, filename):
"""T103 - Untranslated exception message.
:param logical_line: The logical line to check.
:param filename: The file name where the logical line exists.
:returns: None if the logical line passes the check, otherwise a tuple
is yielded that contains the offending index in logical line and a
message describe the check validation failure.
"""
if _translation_is_not_expected(filename):
return
logical_line = logical_line.strip()
raised_search = re.compile(
r"raise (?:\w*)\((.*)\)").match(logical_line)
if raised_search:
exception_msg = raised_search.groups()[0]
if exception_msg.startswith("\"") or exception_msg.startswith("\'"):
msg = "T103: Untranslated exception message."
yield (logical_line.index(exception_msg), msg)
@core.flake8ext
def check_no_basestring(logical_line):
"""T104 - Don't use basestring, use six.string_types instead
basestring is not supported by py3, using six.string_types to ensure
py3 and py2 compatibility
"""
if re.search(r"\, basestring\)", logical_line):
msg = ("T104: basestring is not Python3-compatible, use "
"six.string_types instead.")
yield(0, msg)
@core.flake8ext
def no_translate_logs(physical_line, logical_line, filename):
"""T105 - Log messages shouldn't be translated from the
Pike release.
:param logical_line: The logical line to check.
:param physical_line: The physical line to check.
:param filename: The file name where the logical line exists.
:returns: None if the logical line passes the check, otherwise a tuple
is yielded that contains the offending index in logical line and a
message describe the check validation failure.
"""
if _translation_is_not_expected(filename):
return
if pycodestyle.noqa(physical_line):
return
msg = "T105: Log message shouldn't be translated."
if _translated_log.match(logical_line):
yield (0, msg)
asse_raises_regexp = re.compile(r"assertRaisesRegexp\(")
@core.flake8ext
def assert_raises_regexp(logical_line):
"""Check for usage of deprecated assertRaisesRegexp
N335
"""
res = asse_raises_regexp.search(logical_line)
if res:
yield (0, "N335: assertRaisesRegex must be used instead "
"of assertRaisesRegexp")