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Support adding a pb2_module_prefix on protoc plugin #196

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Support adding a pb2_module_prefix on protoc plugin #196

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13 changes: 12 additions & 1 deletion grpclib/plugin/main.py
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,7 @@
(True, True): const.Cardinality.STREAM_STREAM,
}

_PB2_MODULE_PREFIX_PARAMETER_KEY = 'pb2_module_prefix'

class Method(NamedTuple):
name: str
Expand Down Expand Up @@ -174,8 +175,9 @@ def _base_module_name(proto_file_path: str) -> str:
return basename.replace("-", "_").replace("/", ".")


_pb2_module_prefix: str = ''
def _proto2pb2_module_name(proto_file_path: str) -> str:
return _base_module_name(proto_file_path) + "_pb2"
return _pb2_module_prefix + _base_module_name(proto_file_path) + "_pb2"


def _proto2grpc_module_name(proto_file_path: str) -> str:
Expand Down Expand Up @@ -208,10 +210,19 @@ def _type_names(
parents.pop()


def _populate_config(request_parameter: str):
global _pb2_module_prefix
config = dict(item.split("=") for item in request_parameter.split(','))
if config.get(_PB2_MODULE_PREFIX_PARAMETER_KEY):
_pb2_module_prefix = config[_PB2_MODULE_PREFIX_PARAMETER_KEY]


def main() -> None:
with os.fdopen(sys.stdin.fileno(), 'rb') as inp:
request = CodeGeneratorRequest.FromString(inp.read())

_populate_config(request.parameter)

types_map: Dict[str, str] = {}
for pf in request.proto_file:
for mt in pf.message_type:
Expand Down