Add __bool__ method to MagicT class

Author: JrooTJunior

magic_filter/magic.py

@@ -76,6 +76,9 @@ def _resolve(self, value: Any, operations: Optional[Tuple[BaseOperation, ...]] =
             rejected = False
         return value
 
+    def __bool__(self) -> bool:
+        return True
+
     def resolve(self: MagicT, value: Any) -> Any:
         return self._resolve(value=value)
 

tests/test_magic.py

@@ -155,3 +155,7 @@ def test_extract_operation(self):
         assert case.resolve(range(5)) == [3, 4]
 
         assert not case.resolve(42)
+
+    def test_bool(self):
+        case = F.foo.bar.baz
+        assert bool(case) is True