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use table instead of local to avoid lua VM 200 variables limit. #30

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use table instead of local to avoid lua VM 200 variables limit. #30

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17 changes: 11 additions & 6 deletions plugin/protoc-gen-lua
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Original file line number Diff line number Diff line change
Expand Up @@ -20,7 +20,8 @@ import google.protobuf.descriptor_pb2 as descriptor_pb2
_packages = {}
_files = {}
_message = {}

_prefix = "pb_table."
_prefixNoDot = "pb_table"
FDP = plugin_pb2.descriptor_pb2.FieldDescriptorProto

if sys.platform == "win32":
Expand Down Expand Up @@ -249,8 +250,9 @@ DEFAULT_VALUE = {
def code_gen_enum_item(index, enum_value, env):
full_name = env.get_local_name() + '.' + enum_value.name
obj_name = full_name.upper().replace('.', '_') + '_ENUM'
obj_name = _prefix + obj_name
env.descriptor.append(
"local %s = protobuf.EnumValueDescriptor();\n"% obj_name
"%s = protobuf.EnumValueDescriptor();\n"% obj_name
)

context = Writer(obj_name)
Expand All @@ -265,8 +267,9 @@ def code_gen_enum(enum_desc, env):
env.enter(enum_desc.name)
full_name = env.get_local_name()
obj_name = full_name.upper().replace('.', '_')
obj_name = _prefix + obj_name
env.descriptor.append(
"local %s = protobuf.EnumDescriptor();\n"% obj_name
"%s = protobuf.EnumDescriptor();\n"% obj_name
)

context = Writer(obj_name)
Expand All @@ -285,8 +288,9 @@ def code_gen_enum(enum_desc, env):
def code_gen_field(index, field_desc, env):
full_name = env.get_local_name() + '.' + field_desc.name
obj_name = full_name.upper().replace('.', '_') + '_FIELD'
obj_name = _prefix + obj_name
env.descriptor.append(
"local %s = protobuf.FieldDescriptor();\n"% obj_name
"%s = protobuf.FieldDescriptor();\n"% obj_name
)

context = Writer(obj_name)
Expand Down Expand Up @@ -337,8 +341,9 @@ def code_gen_message(message_descriptor, env, containing_type = None):
env.enter(message_descriptor.name)
full_name = env.get_local_name()
obj_name = full_name.upper().replace('.', '_')
obj_name = _prefix + obj_name
env.descriptor.append(
"local %s = protobuf.Descriptor();\n"% obj_name
"%s = protobuf.Descriptor();\n"% obj_name
)

context = Writer(obj_name)
Expand Down Expand Up @@ -413,7 +418,7 @@ def code_gen_file(proto_file, env, is_gen):
for i in includes:
lua('local %s_pb = require("%s_pb")\n' % (i, i))
lua("module('%s_pb')\n" % env.filename)

lua("local %s = {}" % (_prefixNoDot))
lua('\n\n')
map(lua, env.descriptor)
lua('\n')
Expand Down