49 lines
2.1 KiB
Python
49 lines
2.1 KiB
Python
# Licensed under the LGPL: https://www.gnu.org/licenses/old-licenses/lgpl-2.1.en.html
|
|
# For details: https://github.com/PyCQA/astroid/blob/main/LICENSE
|
|
# Copyright (c) https://github.com/PyCQA/astroid/blob/main/CONTRIBUTORS.txt
|
|
|
|
import collections.abc
|
|
|
|
from astroid.manager import AstroidManager
|
|
from astroid.nodes.node_classes import FormattedValue
|
|
|
|
|
|
def _clone_node_with_lineno(node, parent, lineno):
|
|
cls = node.__class__
|
|
other_fields = node._other_fields
|
|
_astroid_fields = node._astroid_fields
|
|
init_params = {"lineno": lineno, "col_offset": node.col_offset, "parent": parent}
|
|
postinit_params = {param: getattr(node, param) for param in _astroid_fields}
|
|
if other_fields:
|
|
init_params.update({param: getattr(node, param) for param in other_fields})
|
|
new_node = cls(**init_params)
|
|
if hasattr(node, "postinit") and _astroid_fields:
|
|
for param, child in postinit_params.items():
|
|
if child and not isinstance(child, collections.abc.Sequence):
|
|
cloned_child = _clone_node_with_lineno(
|
|
node=child, lineno=new_node.lineno, parent=new_node
|
|
)
|
|
postinit_params[param] = cloned_child
|
|
new_node.postinit(**postinit_params)
|
|
return new_node
|
|
|
|
|
|
def _transform_formatted_value(node): # pylint: disable=inconsistent-return-statements
|
|
if node.value and node.value.lineno == 1:
|
|
if node.lineno != node.value.lineno:
|
|
new_node = FormattedValue(
|
|
lineno=node.lineno, col_offset=node.col_offset, parent=node.parent
|
|
)
|
|
new_value = _clone_node_with_lineno(
|
|
node=node.value, lineno=node.lineno, parent=new_node
|
|
)
|
|
new_node.postinit(value=new_value, format_spec=node.format_spec)
|
|
return new_node
|
|
|
|
|
|
# TODO: this fix tries to *patch* http://bugs.python.org/issue29051
|
|
# The problem is that FormattedValue.value, which is a Name node,
|
|
# has wrong line numbers, usually 1. This creates problems for pylint,
|
|
# which expects correct line numbers for things such as message control.
|
|
AstroidManager().register_transform(FormattedValue, _transform_formatted_value)
|