Add support for well_known_types to google/protobuf (#2157)

Fixes #2154

third_party/2/google/protobuf/any_pb2.pyi

@@ -1,13 +1,15 @@
 from google.protobuf.message import (
     Message,
 )
+from google.protobuf.internal import well_known_types
+
 from typing import (
     Optional,
     Text,
 )
 
 
-class Any(Message):
+class Any(Message, well_known_types.Any_):
     type_url = ...  # type: Text
     value = ...  # type: str
 

third_party/2/google/protobuf/duration_pb2.pyi

@@ -1,12 +1,14 @@
 from google.protobuf.message import (
     Message,
 )
+from google.protobuf.internal import well_known_types
+
 from typing import (
     Optional,
 )
 
 
-class Duration(Message):
+class Duration(Message, well_known_types.Duration):
     seconds = ...  # type: int
     nanos = ...  # type: int
 

third_party/2/google/protobuf/field_mask_pb2.pyi

@@ -1,6 +1,8 @@
 from google.protobuf.internal.containers import (
     RepeatedScalarFieldContainer,
 )
+from google.protobuf.internal import well_known_types
+
 from google.protobuf.message import (
     Message,
 )
@@ -11,7 +13,7 @@ from typing import (
 )
 
 
-class FieldMask(Message):
+class FieldMask(Message, well_known_types.FieldMask):
     paths = ...  # type: RepeatedScalarFieldContainer[Text]
 
     def __init__(self,

third_party/2/google/protobuf/internal/well_known_types.pyi

@@ -0,0 +1,91 @@
+from typing import Any, Optional
+
+class Error(Exception): ...
+class ParseError(Error): ...
+
+# This is named 'Any' in the original, but that conflicts with typing.Any,
+# and we really only need this file to mix in.
+class Any_:
+    type_url: Any = ...
+    value: Any = ...
+    def Pack(self, msg: Any, type_url_prefix: str = ..., deterministic: Optional[Any] = ...) -> None: ...
+    def Unpack(self, msg: Any): ...
+    def TypeName(self): ...
+    def Is(self, descriptor: Any): ...
+
+class Timestamp:
+    def ToJsonString(self): ...
+    seconds: Any = ...
+    nanos: Any = ...
+    def FromJsonString(self, value: Any) -> None: ...
+    def GetCurrentTime(self) -> None: ...
+    def ToNanoseconds(self): ...
+    def ToMicroseconds(self): ...
+    def ToMilliseconds(self): ...
+    def ToSeconds(self): ...
+    def FromNanoseconds(self, nanos: Any) -> None: ...
+    def FromMicroseconds(self, micros: Any) -> None: ...
+    def FromMilliseconds(self, millis: Any) -> None: ...
+    def FromSeconds(self, seconds: Any) -> None: ...
+    def ToDatetime(self): ...
+    def FromDatetime(self, dt: Any) -> None: ...
+
+class Duration:
+    def ToJsonString(self): ...
+    seconds: Any = ...
+    nanos: Any = ...
+    def FromJsonString(self, value: Any) -> None: ...
+    def ToNanoseconds(self): ...
+    def ToMicroseconds(self): ...
+    def ToMilliseconds(self): ...
+    def ToSeconds(self): ...
+    def FromNanoseconds(self, nanos: Any) -> None: ...
+    def FromMicroseconds(self, micros: Any) -> None: ...
+    def FromMilliseconds(self, millis: Any) -> None: ...
+    def FromSeconds(self, seconds: Any) -> None: ...
+    def ToTimedelta(self): ...
+    def FromTimedelta(self, td: Any) -> None: ...
+
+class FieldMask:
+    def ToJsonString(self): ...
+    def FromJsonString(self, value: Any) -> None: ...
+    def IsValidForDescriptor(self, message_descriptor: Any): ...
+    def AllFieldsFromDescriptor(self, message_descriptor: Any) -> None: ...
+    def CanonicalFormFromMask(self, mask: Any) -> None: ...
+    def Union(self, mask1: Any, mask2: Any) -> None: ...
+    def Intersect(self, mask1: Any, mask2: Any) -> None: ...
+    def MergeMessage(self, source: Any, destination: Any, replace_message_field: bool = ..., replace_repeated_field: bool = ...) -> None: ...
+
+class _FieldMaskTree:
+    def __init__(self, field_mask: Optional[Any] = ...) -> None: ...
+    def MergeFromFieldMask(self, field_mask: Any) -> None: ...
+    def AddPath(self, path: Any): ...
+    def ToFieldMask(self, field_mask: Any) -> None: ...
+    def IntersectPath(self, path: Any, intersection: Any): ...
+    def AddLeafNodes(self, prefix: Any, node: Any) -> None: ...
+    def MergeMessage(self, source: Any, destination: Any, replace_message: Any, replace_repeated: Any) -> None: ...
+
+class Struct:
+    def __getitem__(self, key: Any): ...
+    def __contains__(self, item: Any): ...
+    def __setitem__(self, key: Any, value: Any) -> None: ...
+    def __delitem__(self, key: Any) -> None: ...
+    def __len__(self): ...
+    def __iter__(self): ...
+    def keys(self): ...
+    def values(self): ...
+    def items(self): ...
+    def get_or_create_list(self, key: Any): ...
+    def get_or_create_struct(self, key: Any): ...
+    def update(self, dictionary: Any) -> None: ...
+
+class ListValue:
+    def __len__(self): ...
+    def append(self, value: Any) -> None: ...
+    def extend(self, elem_seq: Any) -> None: ...
+    def __getitem__(self, index: Any): ...
+    def __setitem__(self, index: Any, value: Any) -> None: ...
+    def __delitem__(self, key: Any) -> None: ...
+    def items(self) -> None: ...
+    def add_struct(self): ...
+    def add_list(self): ...

third_party/2/google/protobuf/struct_pb2.pyi

@@ -1,6 +1,8 @@
 from google.protobuf.internal.containers import (
     RepeatedCompositeFieldContainer,
 )
+from google.protobuf.internal import well_known_types
+
 from google.protobuf.message import (
     Message,
 )
@@ -36,7 +38,7 @@ class NullValue(int):
 NULL_VALUE: NullValue
 
 
-class Struct(Message):
+class Struct(Message, well_known_types.Struct):
     class FieldsEntry(Message):
         key = ...  # type: Text
 
@@ -90,7 +92,7 @@ class _Value(Message):
 Value = _Value
 
 
-class ListValue(Message):
+class ListValue(Message, well_known_types.ListValue):
 
     @property
     def values(self) -> RepeatedCompositeFieldContainer[Value]: ...

third_party/2/google/protobuf/timestamp_pb2.pyi

@@ -1,12 +1,14 @@
 from google.protobuf.message import (
     Message,
 )
+from google.protobuf.internal import well_known_types
+
 from typing import (
     Optional,
 )
 
 
-class Timestamp(Message):
+class Timestamp(Message, well_known_types.Timestamp):
     seconds = ...  # type: int
     nanos = ...  # type: int