Latest results for all type checkers

conformance/results/mypy/annotations_forward_refs.toml

@@ -31,11 +31,8 @@ annotations_forward_refs.py:96: error: Expression is of type int?, not "int"  [a
 """
 conformance_automated = "Fail"
 errors_diff = """
-Line 22: Expected 1 errors
-Line 23: Expected 1 errors
 Line 24: Expected 1 errors
 Line 25: Expected 1 errors
-Line 66: Expected 1 errors
 Line 87: Unexpected errors ['annotations_forward_refs.py:87: error: Function "annotations_forward_refs.ClassD.int" is not valid as a type  [valid-type]']
 Line 96: Unexpected errors ['annotations_forward_refs.py:96: error: Expression is of type int?, not "int"  [assert-type]']
 """

conformance/results/pyre/annotations_forward_refs.toml

@@ -29,12 +29,9 @@ annotations_forward_refs.py:103:7 Undefined or invalid type [11]: Annotation `
 """
 conformance_automated = "Fail"
 errors_diff = """
-Line 22: Expected 1 errors
-Line 23: Expected 1 errors
 Line 24: Expected 1 errors
 Line 25: Expected 1 errors
 Line 54: Expected 1 errors
-Line 66: Expected 1 errors
 Line 89: Expected 1 errors
 Line 87: Unexpected errors ['annotations_forward_refs.py:87:7 Undefined or invalid type [11]: Annotation `ClassD.int` is not defined as a type.']
 Line 96: Unexpected errors ['annotations_forward_refs.py:96:0 Assert type [70]: Expected `int` but got `unknown`.']

conformance/results/pyrefly/annotations_forward_refs.toml

@@ -5,11 +5,8 @@ Does not reject some type forms that require quotes.
 """
 conformance_automated = "Fail"
 errors_diff = """
-Line 22: Expected 1 errors
-Line 23: Expected 1 errors
 Line 24: Expected 1 errors
 Line 25: Expected 1 errors
-Line 66: Expected 1 errors
 Line 87: Unexpected errors ['Expected a type form, got instance of `(self: Self@ClassD) -> None` [not-a-type]']
 Line 96: Unexpected errors ['assert_type(Any, int) failed [assert-type]']
 """

conformance/results/results.html

@@ -164,7 +164,7 @@ <h3>Python Type System Conformance Test Results</h3>
 </th>
 <th class='tc-header'><div class='tc-name'>pyre 0.9.25</div>
 </th>
-<th class='tc-header'><div class='tc-name'>zuban 0.0.24</div>
+<th class='tc-header'><div class='tc-name'>zuban 0.1.0</div>
 </th>
 <th class='tc-header'><div class='tc-name'>pyrefly 0.36.2</div>
 </th>

conformance/results/zuban/aliases_newtype.toml

@@ -4,7 +4,7 @@ errors_diff = """
 output = """
 aliases_newtype.py:11: error: Argument 1 to "UserId" has incompatible type "str"; expected "int"  [arg-type]
 aliases_newtype.py:12: error: Incompatible types in assignment (expression has type "int", variable has type "UserId")  [assignment]
-aliases_newtype.py:18: error: Incompatible types in assignment (expression has type "Type[UserId]", variable has type "Type[Any]")  [assignment]
+aliases_newtype.py:18: error: Incompatible types in assignment (expression has type "type[UserId]", variable has type "type[Any]")  [assignment]
 aliases_newtype.py:23: error: Cannot use isinstance() with NewType type  [misc]
 aliases_newtype.py:26: error: Cannot subclass "NewType"  [misc]
 aliases_newtype.py:35: error: String argument 1 "BadName" to NewType(...) does not match variable name "GoodName"  [misc]

conformance/results/zuban/aliases_type_statement.toml

@@ -6,7 +6,7 @@ aliases_type_statement.py:17: error: "TypeAliasType" has no attribute "bit_count
 aliases_type_statement.py:19: error: "TypeAliasType" not callable  [operator]
 aliases_type_statement.py:23: error: "TypeAliasType" has no attribute "other_attrib"  [attr-defined]
 aliases_type_statement.py:26: error: Type alias defined using "type" statement not valid as base class  [misc]
-aliases_type_statement.py:31: error: Argument 2 to "isinstance" has incompatible type "TypeAliasType"; expected "Type[Any] | UnionType | tuple[_ClassInfo, ...]"  [arg-type]
+aliases_type_statement.py:31: error: Argument 2 to "isinstance" has incompatible type "TypeAliasType"; expected "type[Any] | UnionType | tuple[_ClassInfo, ...]"  [arg-type]
 aliases_type_statement.py:37: error: Invalid type alias: expression is not a valid type  [valid-type]
 aliases_type_statement.py:38: error: Bracketed expression "[...]" is not valid as a type  [valid-type]
 aliases_type_statement.py:38: note: Did you mean "List[...]"?

conformance/results/zuban/annotations_forward_refs.toml

@@ -6,17 +6,14 @@ Does not ignore newlines in multi-line unions
 """
 conformance_automated = "Fail"
 errors_diff = """
-Line 22: Expected 1 errors
-Line 23: Expected 1 errors
 Line 24: Expected 1 errors
 Line 25: Expected 1 errors
-Line 66: Expected 1 errors
 Line 82: Unexpected errors ['annotations_forward_refs.py:82: error: Name "str" is not defined  [name-defined]']
 Line 87: Unexpected errors ['annotations_forward_refs.py:87: error: Function "annotations_forward_refs.ClassD.int" is not valid as a type  [valid-type]']
 Line 95: Unexpected errors ['annotations_forward_refs.py:95: error: Expression is of type "Any", not "str"  [misc]']
 Line 96: Unexpected errors ['annotations_forward_refs.py:96: error: Expression is of type "Any", not "int"  [misc]']
-Line 104: Unexpected errors ['annotations_forward_refs.py:104: error: invalid syntax  [syntax]']
-Line 105: Unexpected errors ['annotations_forward_refs.py:105: error: invalid syntax  [syntax]', 'annotations_forward_refs.py:105: error: invalid syntax  [syntax]']
+Line 104: Unexpected errors ['annotations_forward_refs.py:104: error: Invalid syntax  [syntax]']
+Line 105: Unexpected errors ['annotations_forward_refs.py:105: error: Invalid syntax  [syntax]', 'annotations_forward_refs.py:105: error: Invalid syntax  [syntax]']
 """
 output = """
 annotations_forward_refs.py:41: error: Invalid type comment or annotation  [valid-type]
@@ -46,7 +43,7 @@ annotations_forward_refs.py:89: error: Function "annotations_forward_refs.ClassD
 annotations_forward_refs.py:89: note: Perhaps you need "Callable[...]" or a callback protocol?
 annotations_forward_refs.py:95: error: Expression is of type "Any", not "str"  [misc]
 annotations_forward_refs.py:96: error: Expression is of type "Any", not "int"  [misc]
-annotations_forward_refs.py:104: error: invalid syntax  [syntax]
-annotations_forward_refs.py:105: error: invalid syntax  [syntax]
-annotations_forward_refs.py:105: error: invalid syntax  [syntax]
+annotations_forward_refs.py:104: error: Invalid syntax  [syntax]
+annotations_forward_refs.py:105: error: Invalid syntax  [syntax]
+annotations_forward_refs.py:105: error: Invalid syntax  [syntax]
 """

conformance/results/zuban/annotations_generators.toml

@@ -2,7 +2,7 @@ conformance_automated = "Pass"
 errors_diff = """
 """
 output = """
-annotations_generators.py:51: error: Missing return statement  [return]
+annotations_generators.py:51: error: Incompatible return value type (implicitly returns "None", expected "C")  [return-value]
 annotations_generators.py:54: error: Incompatible return value type (got "bool", expected "C")  [return-value]
 annotations_generators.py:57: error: Incompatible types in "yield" (actual type "int", expected type "A")  [misc]
 annotations_generators.py:66: error: Incompatible types in "yield" (actual type "int", expected type "A")  [misc]

conformance/results/zuban/dataclasses_match_args.toml

@@ -3,5 +3,5 @@ conformance_automated = "Pass"
 errors_diff = """
 """
 output = """
-dataclasses_match_args.py:42: error: "Type[DC4]" has no attribute "__match_args__"  [attr-defined]
+dataclasses_match_args.py:42: error: "type[DC4]" has no attribute "__match_args__"  [attr-defined]
 """

conformance/results/zuban/dataclasses_slots.toml

@@ -9,6 +9,6 @@ Line 25: Expected 1 errors
 output = """
 dataclasses_slots.py:11: error: "DC1" both defines "__slots__" and is used with "slots=True"  [misc]
 dataclasses_slots.py:38: error: Trying to assign name "y" that is not in "__slots__" of type "dataclasses_slots.DC3"  [misc]
-dataclasses_slots.py:66: error: "Type[DC6]" has no attribute "__slots__"  [attr-defined]
+dataclasses_slots.py:66: error: "type[DC6]" has no attribute "__slots__"  [attr-defined]
 dataclasses_slots.py:69: error: "DC6" has no attribute "__slots__"  [attr-defined]
 """

conformance/results/zuban/dataclasses_transform_converter.toml

@@ -16,5 +16,5 @@ dataclasses_transform_converter.py:109: error: Argument 5 to "DC2" has incompati
 dataclasses_transform_converter.py:118: error: Incompatible types in assignment of a dataclass converter (expression has type "int", expected type "str")  [assignment]
 dataclasses_transform_converter.py:119: error: Incompatible types in assignment of a dataclass converter (expression has type "int", expected type "str | bytes")  [assignment]
 dataclasses_transform_converter.py:130: error: Argument "default" to "model_field" has incompatible type "int"; expected "str | None"  [arg-type]
-dataclasses_transform_converter.py:133: error: Argument "default_factory" to "model_field" has incompatible type "Type[int]"; expected "Callable[[], str] | None"  [arg-type]
+dataclasses_transform_converter.py:133: error: Argument "default_factory" to "model_field" has incompatible type "type[int]"; expected "Callable[[], str] | None"  [arg-type]
 """

conformance/results/zuban/dataclasses_usage.toml

@@ -9,7 +9,7 @@ dataclasses_usage.py:61: error: Attributes without a default cannot follow attri
 dataclasses_usage.py:67: error: Attributes without a default cannot follow attributes with one  [misc]
 dataclasses_usage.py:73: error: Attributes without a default cannot follow attributes with one  [misc]
 dataclasses_usage.py:83: error: Too many arguments for "DC4"  [call-arg]
-dataclasses_usage.py:88: error: Argument "default_factory" to "field" has incompatible type "Type[str]"; expected "Callable[[], int]"  [arg-type]
+dataclasses_usage.py:88: error: Argument "default_factory" to "field" has incompatible type "type[str]"; expected "Callable[[], int]"  [arg-type]
 dataclasses_usage.py:127: error: Too many arguments for "DC7"  [call-arg]
 dataclasses_usage.py:130: error: Missing positional argument "y" in call to "DC8"  [call-arg]
 dataclasses_usage.py:179: error: Too many arguments for "DC13"  [call-arg]

conformance/results/zuban/enums_expansion.toml

@@ -8,6 +8,5 @@ Line 53: Expected 1 errors
 Line 52: Unexpected errors ['enums_expansion.py:52: error: Expression is of type "Literal[CustomFlags.FLAG3]", not "CustomFlags"  [misc]']
 """
 output = """
-enums_expansion.py:35: error: Expression is of type "Color", not "Never"  [misc]
 enums_expansion.py:52: error: Expression is of type "Literal[CustomFlags.FLAG3]", not "CustomFlags"  [misc]
 """

conformance/results/zuban/generics_base_class.toml

@@ -5,13 +5,13 @@ Does not detect inconsistent type variable ordering in multi-inheritance.
 conformance_automated = "Fail"
 errors_diff = """
 Line 98: Expected 1 errors
-Line 38: Unexpected errors ['generics_base_class.py:38: error: Can only assign concrete classes to a variable of type "Type[Iterable]"  [misc]']
+Line 38: Unexpected errors ['generics_base_class.py:38: error: Can only assign concrete classes to a variable of type "type[Iterable]"  [misc]']
 """
 output = """
 generics_base_class.py:26: error: Argument 1 to "takes_dict_incorrect" has incompatible type "SymbolTable"; expected "dict[str, list[object]]"  [arg-type]
 generics_base_class.py:29: error: Invalid type  [valid-type]
 generics_base_class.py:30: error: Invalid type  [valid-type]
-generics_base_class.py:38: error: Can only assign concrete classes to a variable of type "Type[Iterable]"  [misc]
+generics_base_class.py:38: error: Can only assign concrete classes to a variable of type "type[Iterable]"  [misc]
 generics_base_class.py:49: error: "LinkedList" expects 1 type argument, but 2 given  [type-arg]
 generics_base_class.py:61: error: "MyDict" expects 1 type argument, but 2 given  [type-arg]
 generics_base_class.py:68: error: Duplicate type variables in Generic[...] or Protocol[...]  [misc]

conformance/results/zuban/generics_basic.toml

@@ -14,5 +14,5 @@ generics_basic.py:162: error: Free type variable expected in Generic[...]  [misc
 generics_basic.py:163: error: Free type variable expected in Protocol[...]  [misc]
 generics_basic.py:171: error: If Generic[...] or Protocol[...] is present it should list all type variables  [misc]
 generics_basic.py:172: error: If Generic[...] or Protocol[...] is present it should list all type variables  [misc]
-generics_basic.py:208: error: Invalid metaclass "GenericMeta[T]"  [misc]
+generics_basic.py:208: error: Invalid metaclass "GenericMeta[T]"  [metaclass]
 """

conformance/results/zuban/generics_defaults.toml

@@ -7,7 +7,7 @@ ParamSpec after TypeVarTuple is not always handled correctly
 conformance_automated = "Fail"
 errors_diff = """
 Line 142: Expected 1 errors
-Line 155: Unexpected errors ['generics_defaults.py:155: error: Expression is of type "Type[Foo6[int, [*Any, **Any]]]", not "Type[Foo6[int, str, [float, bool]]]"  [misc]', 'generics_defaults.py:155: error: Can only replace ParamSpec with a parameter types list or another ParamSpec, got "str"  [misc]']
+Line 155: Unexpected errors ['generics_defaults.py:155: error: Expression is of type "type[Foo6[int, [*Any, **Any]]]", not "type[Foo6[int, str, [float, bool]]]"  [misc]', 'generics_defaults.py:155: error: Can only replace ParamSpec with a parameter types list or another ParamSpec, got "str"  [misc]']
 Line 170: Unexpected errors ['generics_defaults.py:170: error: Expression is of type "Callable[[Self], Self]", not "Callable[[Foo7[int]], Foo7[int]]"  [misc]']
 """
 output = """
@@ -16,7 +16,7 @@ generics_defaults.py:50: error: "AllTheDefaults" expects between 2 and 5 type ar
 generics_defaults.py:107: error: TypeVar default must be a subtype of the bound type  [misc]
 generics_defaults.py:114: error: TypeVar default must be one of the constraint types  [misc]
 generics_defaults.py:131: error: Expression is of type "int", not "Any"  [misc]
-generics_defaults.py:155: error: Expression is of type "Type[Foo6[int, [*Any, **Any]]]", not "Type[Foo6[int, str, [float, bool]]]"  [misc]
+generics_defaults.py:155: error: Expression is of type "type[Foo6[int, [*Any, **Any]]]", not "type[Foo6[int, str, [float, bool]]]"  [misc]
 generics_defaults.py:155: error: Can only replace ParamSpec with a parameter types list or another ParamSpec, got "str"  [misc]
 generics_defaults.py:170: error: Expression is of type "Callable[[Self], Self]", not "Callable[[Foo7[int]], Foo7[int]]"  [misc]
 """

conformance/results/zuban/generics_syntax_scoping.toml

@@ -7,7 +7,7 @@ errors_diff = """
 Line 31: Unexpected errors ['generics_syntax_scoping.py:31: error: Type variable "generics_syntax_scoping.T" is unbound  [misc]']
 Line 56: Unexpected errors ['generics_syntax_scoping.py:56: error: Name "S" already defined on line 55  [no-redef]']
 Line 62: Unexpected errors ['generics_syntax_scoping.py:62: error: Expression is of type "TypeVar", not "str"  [misc]']
-Line 88: Unexpected errors ['generics_syntax_scoping.py:88: error: Argument 1 has incompatible type "Type[ClassE]"; expected "Callable[Never, Never]"  [arg-type]']
+Line 88: Unexpected errors ['generics_syntax_scoping.py:88: error: Argument 1 has incompatible type "type[ClassE]"; expected "Callable[Never, Never]"  [arg-type]']
 Line 90: Unexpected errors ['generics_syntax_scoping.py:90: error: Name "T" already defined on line 89  [no-redef]']
 Line 106: Unexpected errors ['generics_syntax_scoping.py:106: error: Name "T" already defined on line 105  [no-redef]']
 Line 108: Unexpected errors ['generics_syntax_scoping.py:108: error: Expression is of type "TypeVar", not "int"  [misc]']
@@ -24,13 +24,13 @@ generics_syntax_scoping.py:31: error: Type variable "generics_syntax_scoping.T"
 generics_syntax_scoping.py:31: note: (Hint: Use "Generic[T]" or "Protocol[T]" base class to bind "T" inside a class)
 generics_syntax_scoping.py:31: note: (Hint: Use "T" in function signature to bind "T" inside a function)
 generics_syntax_scoping.py:35: error: Name "T" is used before definition  [used-before-def]
-generics_syntax_scoping.py:44: error: Argument 1 has incompatible type "Type[ClassD]"; expected "Callable[Never, Never]"  [arg-type]
+generics_syntax_scoping.py:44: error: Argument 1 has incompatible type "type[ClassD]"; expected "Callable[Never, Never]"  [arg-type]
 generics_syntax_scoping.py:44: error: Name "T" is used before definition  [used-before-def]
 generics_syntax_scoping.py:44: error: Variable "generics_syntax_scoping.T" is not valid as a type  [valid-type]
 generics_syntax_scoping.py:44: note: See https://mypy.readthedocs.io/en/stable/common_issues.html#variables-vs-type-aliases
 generics_syntax_scoping.py:56: error: Name "S" already defined on line 55  [no-redef]
 generics_syntax_scoping.py:62: error: Expression is of type "TypeVar", not "str"  [misc]
-generics_syntax_scoping.py:88: error: Argument 1 has incompatible type "Type[ClassE]"; expected "Callable[Never, Never]"  [arg-type]
+generics_syntax_scoping.py:88: error: Argument 1 has incompatible type "type[ClassE]"; expected "Callable[Never, Never]"  [arg-type]
 generics_syntax_scoping.py:90: error: Name "T" already defined on line 89  [no-redef]
 generics_syntax_scoping.py:92: error: "T" already defined as a type parameter  [misc]
 generics_syntax_scoping.py:95: error: "T" already defined as a type parameter  [misc]

conformance/results/zuban/overloads_definitions.toml

@@ -7,6 +7,7 @@ overloads_definitions.py:28: error: An overloaded function outside a stub file m
 overloads_definitions.py:59: error: An overloaded function outside a stub file must have an implementation  [no-overload-impl]
 overloads_definitions.py:71: error: Overload does not consistently use the "@staticmethod" decorator on all function signatures.  [misc]
 overloads_definitions.py:84: error: Overload does not consistently use the "@classmethod" decorator on all function signatures.  [misc]
+overloads_definitions.py:93: error: Overloaded function implementation does not accept all possible arguments of signature 2  [misc]
 overloads_definitions.py:122: error: @final should be applied only to overload implementation  [misc]
 overloads_definitions.py:136: error: @final should be applied only to overload implementation  [misc]
 overloads_definitions.py:141: error: @final should be applied only to overload implementation  [misc]