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# Protocol Buffers - Google's data interchange format
# Copyright 2023 Google Inc. All rights reserved.
#
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file or at
# https://developers.google.com/open-source/licenses/bsd
require 'ffi-compiler/loader'
require 'google/protobuf/ffi/ffi'
require 'google/protobuf/ffi/internal/type_safety'
require 'google/protobuf/ffi/internal/pointer_helper'
require 'google/protobuf/ffi/internal/arena'
require 'google/protobuf/ffi/internal/convert'
require 'google/protobuf/ffi/descriptor'
require 'google/protobuf/ffi/enum_descriptor'
require 'google/protobuf/ffi/field_descriptor'
require 'google/protobuf/ffi/oneof_descriptor'
require 'google/protobuf/ffi/method_descriptor'
require 'google/protobuf/ffi/service_descriptor'
require 'google/protobuf/ffi/file_descriptor'
require 'google/protobuf/ffi/descriptor_pool'
require 'google/protobuf/ffi/map'
require 'google/protobuf/ffi/object_cache'
require 'google/protobuf/ffi/repeated_field'
require 'google/protobuf/ffi/message'
module Google
module Protobuf
def self.deep_copy(object)
case object
when RepeatedField
RepeatedField.send(:deep_copy, object)
when Google::Protobuf::Map
Google::Protobuf::Map.deep_copy(object)
when Google::Protobuf::MessageExts
object.class.send(:deep_copy, object.instance_variable_get(:@msg))
else
raise NotImplementedError
end
end
def self.discard_unknown(message)
raise FrozenError if message.frozen?
raise ArgumentError.new "Expected message, got #{message.class} instead." if message.instance_variable_get(:@msg).nil?
pool_def = message.class.descriptor.instance_variable_get(:@descriptor_pool).descriptor_pool
unless Google::Protobuf::FFI.message_discard_unknown(message.instance_variable_get(:@msg), message.class.descriptor, pool_def, 128)
raise RuntimeError.new "Messages nested too deeply."
end
nil
end
end
end
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