Declare the package supports typing

Author: henriquegemignani

setup.cfg

@@ -1,5 +1,6 @@
 [options.package_data]
 mercury_engine_data_structures =
+    py.typed
     *.bin
 
 [options.exclude_package_data]

src/mercury_engine_data_structures/formats/bmsad.py

@@ -1,6 +1,7 @@
 import copy
 import functools
 import typing
+from collections.abc import Sequence
 
 import construct
 from construct.core import (
@@ -597,12 +598,13 @@ def copy_fields_from(self, value: ComponentFields):
         if self.target_game == Game.DREAD:
             self.raw.extra_fields = value.parent.raw.extra_fields
 
+    # FIXME: mypy doesn't support getter/setter with different types: https://github.com/python/mypy/issues/13127
     @property
-    def functions(self) -> tuple[ActorDefFunc, ...]:
+    def functions(self) -> Sequence[ActorDefFunc]:
         return tuple(ActorDefFunc(func) for func in self.raw.functions)
 
     @functions.setter
-    def functions(self, value: typing.Iterable[ActorDefFunc]):
+    def functions(self, value: Sequence[ActorDefFunc]):
         self.raw.functions = ListContainer(
             Container(func.raw) for func in value
         )

src/mercury_engine_data_structures/formats/toc.py

@@ -37,18 +37,18 @@ def system_files_name(cls) -> str:
 
     def get_size_for(self, asset_id: NameOrAssetId) -> Optional[int]:
         asset_id = resolve_asset_id(asset_id, self.target_game)
-        return self.raw.files.get(asset_id)
+        return self._raw.files.get(asset_id)
 
     def add_file(self, asset_id: NameOrAssetId, file_size: int):
         asset_id = resolve_asset_id(asset_id, self.target_game)
-        self.raw.files[asset_id] = file_size
+        self._raw.files[asset_id] = file_size
 
     def remove_file(self, asset_id: NameOrAssetId):
         resolved_asset_id = resolve_asset_id(asset_id, self.target_game)
-        if resolved_asset_id not in self.raw.files:
+        if resolved_asset_id not in self._raw.files:
             raise ValueError(f"Unknown asset_id: {asset_id}")
 
-        del self.raw.files[resolved_asset_id]
+        del self._raw.files[resolved_asset_id]
 
     def get_all_asset_id(self) -> Iterator[int]:
-        yield from self.raw.files.keys()
+        yield from self._raw.files.keys()