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/*
* Copyright 2021 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "eval/public/cel_expr_builder_factory.h"
#include <memory>
#include <string>
#include <utility>
#include "absl/status/status.h"
#include "eval/compiler/flat_expr_builder.h"
#include "eval/public/cel_options.h"
#include "eval/public/portable_cel_expr_builder_factory.h"
#include "eval/public/structs/proto_message_type_adapter.h"
#include "eval/public/structs/protobuf_descriptor_type_provider.h"
#include "internal/proto_util.h"
namespace google::api::expr::runtime {
namespace {
using ::google::api::expr::internal::ValidateStandardMessageTypes;
} // namespace
std::unique_ptr<CelExpressionBuilder> CreateCelExpressionBuilder(
const google::protobuf::DescriptorPool* descriptor_pool,
google::protobuf::MessageFactory* message_factory,
const InterpreterOptions& options) {
if (descriptor_pool == nullptr) {
ABSL_LOG(ERROR) << "Cannot pass nullptr as descriptor pool to "
"CreateCelExpressionBuilder";
return nullptr;
}
if (auto s = ValidateStandardMessageTypes(*descriptor_pool); !s.ok()) {
ABSL_LOG(WARNING) << "Failed to validate standard message types: "
<< s.ToString(); // NOLINT: OSS compatibility
return nullptr;
}
auto builder =
CreatePortableExprBuilder(std::make_unique<ProtobufDescriptorProvider>(
descriptor_pool, message_factory),
options);
return builder;
}
} // namespace google::api::expr::runtime