Viewing file:  unittest_linter.py (2.73 KB) -rw-r--r--
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# Licensed under the GPL: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
# For details: https://github.com/PyCQA/pylint/blob/main/LICENSE
# Copyright (c) https://github.com/PyCQA/pylint/blob/main/CONTRIBUTORS.txt
# pylint: disable=duplicate-code
from __future__ import annotations
import sys
from typing import Any
from astroid import nodes
from pylint.interfaces import UNDEFINED, Confidence
from pylint.lint import PyLinter
from pylint.testutils.output_line import MessageTest
if sys.version_info >= (3, 8):
from typing import Literal
else:
from typing_extensions import Literal
class UnittestLinter(PyLinter):
"""A fake linter class to capture checker messages."""
def __init__(self) -> None:
self._messages: list[MessageTest] = []
super().__init__()
def release_messages(self) -> list[MessageTest]:
try:
return self._messages
finally:
self._messages = []
def add_message(
self,
msgid: str,
line: int | None = None,
# TODO: Make node non optional
node: nodes.NodeNG | None = None,
args: Any = None,
confidence: Confidence | None = None,
col_offset: int | None = None,
end_lineno: int | None = None,
end_col_offset: int | None = None,
) -> None:
"""Add a MessageTest to the _messages attribute of the linter class."""
# If confidence is None we set it to UNDEFINED as well in PyLinter
if confidence is None:
confidence = UNDEFINED
# Look up "location" data of node if not yet supplied
if node:
if node.position:
if not line:
line = node.position.lineno
if not col_offset:
col_offset = node.position.col_offset
if not end_lineno:
end_lineno = node.position.end_lineno
if not end_col_offset:
end_col_offset = node.position.end_col_offset
else:
if not line:
line = node.fromlineno
if not col_offset:
col_offset = node.col_offset
if not end_lineno:
end_lineno = node.end_lineno
if not end_col_offset:
end_col_offset = node.end_col_offset
self._messages.append(
MessageTest(
msgid,
line,
node,
args,
confidence,
col_offset,
end_lineno,
end_col_offset,
)
)
@staticmethod
def is_message_enabled(*unused_args: Any, **unused_kwargs: Any) -> Literal[True]:
return True
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