6024e5c395
clang 20.0.0 (based on r547379) from build 12806354. Bug: http://b/379133546 Test: N/A Change-Id: I2eb8938af55d809de674be63cb30cf27e801862b Upstream-Commit: ad834e67b1105d15ef907f6255d4c96e8e733f57
42 lines
1.2 KiB
Python
42 lines
1.2 KiB
Python
"""
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Objective-C runtime wrapper for use by LLDB Python formatters
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Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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See https://llvm.org/LICENSE.txt for license information.
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SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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"""
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class AttributesDictionary:
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def __init__(self, allow_reset=True):
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# need to do it this way to prevent endless recursion
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self.__dict__["_dictionary"] = {}
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self.__dict__["_allow_reset"] = allow_reset
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def __getattr__(self, name):
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if not self._check_exists(name):
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return None
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value = self._dictionary[name]
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return value
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def _set_impl(self, name, value):
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self._dictionary[name] = value
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def _check_exists(self, name):
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return name in self._dictionary
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def __setattr__(self, name, value):
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if self._allow_reset:
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self._set_impl(name, value)
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else:
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self.set_if_necessary(name, value)
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def set_if_necessary(self, name, value):
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if not self._check_exists(name):
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self._set_impl(name, value)
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return True
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return False
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def __len__(self):
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return len(self._dictionary)
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