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Dont set group for optional fields (#528)

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Fixes #523
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Erik Friese 2023-10-16 04:43:42 +02:00 committed by GitHub
parent 3514991133
commit 8b5dd6c1f8
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2 changed files with 5 additions and 2 deletions
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2
src/betterproto/__init__.py
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@ -909,7 +909,7 @@ class Message(ABC):
# Note that proto3 field presence/optional fields are put in a # Note that proto3 field presence/optional fields are put in a
# synthetic single-item oneof by protoc, which helps us ensure we # synthetic single-item oneof by protoc, which helps us ensure we
# send the value even if the value is the default zero value. # send the value even if the value is the default zero value.
selected_in_group = bool(meta.group) selected_in_group = bool(meta.group) or meta.optional
# Empty messages can still be sent on the wire if they were # Empty messages can still be sent on the wire if they were
# set (or received empty). # set (or received empty).

5
src/betterproto/plugin/models.py
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@ -385,7 +385,10 @@ def is_oneof(proto_field_obj: FieldDescriptorProto) -> bool:
us to tell whether it was set, via the which_one_of interface. us to tell whether it was set, via the which_one_of interface.
""" """
return which_one_of(proto_field_obj, "oneof_index")[0] == "oneof_index" return (
not proto_field_obj.proto3_optional
and which_one_of(proto_field_obj, "oneof_index")[0] == "oneof_index"
)
@dataclass @dataclass