| """ |
| Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved. |
| SPDX-License-Identifier: MIT-0 |
| """ |
|
|
| from __future__ import annotations |
|
|
| import logging |
| from copy import deepcopy |
|
|
| from cfnlint.decode.mark import Mark |
|
|
| LOGGER = logging.getLogger(__name__) |
|
|
|
|
| def create_str_node_class(cls): |
| """ |
| Create string node class |
| """ |
|
|
| class node_class(cls): |
| """Node class created based on the input class""" |
|
|
| def __init__( |
| self, x, start_mark: Mark | None = None, end_mark: Mark | None = None |
| ): |
| try: |
| cls.__init__(self, x) |
| except TypeError: |
| cls.__init__(self) |
|
|
| self.start_mark = start_mark or Mark() |
| self.end_mark = end_mark or Mark() |
|
|
| |
| def __new__(self, x, start_mark, end_mark): |
| return cls.__new__(self, x) |
|
|
| def __deepcopy__(self, memo): |
| result = str_node(self, self.start_mark, self.end_mark) |
| memo[id(self)] = result |
| return result |
|
|
| node_class.__name__ = f"{cls.__name__}_node" |
| return node_class |
|
|
|
|
| def create_dict_node_class(cls): |
| """ |
| Create dynamic node class |
| """ |
|
|
| class node_class(cls): |
| """Node class created based on the input class""" |
|
|
| def __init__( |
| self, x, start_mark: Mark | None = None, end_mark: Mark | None = None |
| ): |
| try: |
| cls.__init__(self, x) |
| except TypeError: |
| cls.__init__(self) |
| self.start_mark = start_mark or Mark() |
| self.end_mark = end_mark or Mark() |
|
|
| def __deepcopy__(self, memo): |
| result = dict_node(self, self.start_mark, self.end_mark) |
| memo[id(self)] = result |
| for k, v in self.items(): |
| result[deepcopy(k)] = deepcopy(v, memo) |
|
|
| return result |
|
|
| def get(self, key, default=None): |
| """Override the default get""" |
| if isinstance(default, dict): |
| default = dict_node(default, self.start_mark, self.end_mark) |
| return super().get(key, default) |
|
|
| node_class.__name__ = f"{cls.__name__}_node" |
| return node_class |
|
|
|
|
| def create_dict_list_class(cls): |
| """ |
| Create dynamic list class |
| """ |
|
|
| class node_class(cls): |
| """Node class created based on the input class""" |
|
|
| def __init__( |
| self, x, start_mark: Mark | None = None, end_mark: Mark | None = None |
| ): |
| try: |
| cls.__init__(self, x) |
| except TypeError: |
| cls.__init__(self) |
| self.start_mark = start_mark or Mark() |
| self.end_mark = end_mark or Mark() |
|
|
| def __deepcopy__(self, memo): |
| result = list_node([], self.start_mark, self.end_mark) |
| memo[id(self)] = result |
| for _, v in enumerate(self): |
| result.append(deepcopy(v, memo)) |
|
|
| return result |
|
|
| node_class.__name__ = f"{cls.__name__}_node" |
| return node_class |
|
|
|
|
| str_node = create_str_node_class(str) |
| dict_node = create_dict_node_class(dict) |
| list_node = create_dict_list_class(list) |
|
|
