justin 39b41838f3 [ty] synthesize __setattr__ for frozen dataclasses (#19307) ... ## Summary Synthesize a `__setattr__` method with a return type of `Never` for frozen dataclasses. https://docs.python.org/3/library/dataclasses.html#frozen-instances https://docs.python.org/3/library/dataclasses.html#dataclasses.FrozenInstanceError ### Related https://github.com/astral-sh/ty/issues/111 https://github.com/astral-sh/ruff/pull/17974#discussion_r2108527106 https://github.com/astral-sh/ruff/pull/18347#discussion_r2128174665 ## Test Plan New Markdown tests --------- Co-authored-by: David Peter <mail@david-peter.de>		2025-07-18 11:35:05 +02:00
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dataclass_transform.md	[ty] Restructure/move dataclass tests (#19117)	2025-07-03 10:36:14 +00:00
dataclasses.md	[ty] synthesize __setattr__ for frozen dataclasses (#19307)	2025-07-18 11:35:05 +02:00
fields.md	[ty] Enum literal types (#19328)	2025-07-15 21:31:53 +02:00