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authornechda <nechda@yandex-team.com>2024-08-29 23:50:27 +0300
committernechda <nechda@yandex-team.com>2024-08-30 00:05:25 +0300
commite10d6638f07a82edae3ea8197b9f5c0affcc07ea (patch)
tree571c38cec05813766a1ad290c9d51ce7ace52919 /contrib/libs/protoc/src/google/protobuf/compiler/objectivec/field.h
parente79b38f2bbbf78d295d1901d2a79f898022d5224 (diff)
downloadydb-e10d6638f07a82edae3ea8197b9f5c0affcc07ea.tar.gz
Update cpp-protobuf to 22.5
Привет!\ Этот PR переключат cpp & python библиотеки protobuf на версию 22.5 Если у вас возникли проблемы после влития этого PR: 1. Если начали падать канон тесты, то проведите их переканонизацию 2. Прочитайте <https://wiki.yandex-team.ru/users/nechda/obnovlenie-cpp-protobuf-22.5/> страничку с основными изменениями 3. Если страничка в вики не помогла, то пишите в [DEVTOOLSSUPPORT](https://st.yandex-team.ru/DEVTOOLSSUPPORT) 7fecade616c20a841b9e9af7b7998bdfc8d2807d
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+// Protocol Buffers - Google's data interchange format
+// Copyright 2008 Google Inc. All rights reserved.
+// https://developers.google.com/protocol-buffers/
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+// * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+// * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#ifndef GOOGLE_PROTOBUF_COMPILER_OBJECTIVEC_FIELD_H__
+#define GOOGLE_PROTOBUF_COMPILER_OBJECTIVEC_FIELD_H__
+
+#include <memory>
+#include <string>
+#include <vector>
+
+#include "y_absl/container/btree_set.h"
+#include "y_absl/container/flat_hash_map.h"
+#include "y_absl/strings/match.h"
+#include "google/protobuf/descriptor.h"
+#include "google/protobuf/io/printer.h"
+
+namespace google {
+namespace protobuf {
+namespace compiler {
+namespace objectivec {
+
+class FieldGenerator {
+ public:
+ static FieldGenerator* Make(const FieldDescriptor* field);
+
+ virtual ~FieldGenerator() = default;
+
+ FieldGenerator(const FieldGenerator&) = delete;
+ FieldGenerator& operator=(const FieldGenerator&) = delete;
+
+ // Exposed for subclasses to fill in.
+ virtual void GenerateFieldStorageDeclaration(io::Printer* printer) const = 0;
+ virtual void GeneratePropertyDeclaration(io::Printer* printer) const = 0;
+ virtual void GeneratePropertyImplementation(io::Printer* printer) const = 0;
+
+ // Called by GenerateFieldDescription, exposed for classes that need custom
+ // generation.
+
+ // Exposed for subclasses to extend, base does nothing.
+ virtual void GenerateCFunctionDeclarations(io::Printer* printer) const;
+ virtual void GenerateCFunctionImplementations(io::Printer* printer) const;
+
+ // Exposed for subclasses, should always call it on the parent class also.
+ virtual void DetermineForwardDeclarations(
+ y_absl::btree_set<TProtoStringType>* fwd_decls,
+ bool include_external_types) const;
+ virtual void DetermineObjectiveCClassDefinitions(
+ y_absl::btree_set<TProtoStringType>* fwd_decls) const;
+
+ // Used during generation, not intended to be extended by subclasses.
+ void GenerateFieldDescription(io::Printer* printer,
+ bool include_default) const;
+ void GenerateFieldNumberConstant(io::Printer* printer) const;
+
+ // Exposed to get and set the has bits information.
+ virtual bool RuntimeUsesHasBit() const = 0;
+ void SetRuntimeHasBit(int has_index);
+ void SetNoHasBit();
+ virtual int ExtraRuntimeHasBitsNeeded() const;
+ virtual void SetExtraRuntimeHasBitsBase(int index_base);
+ void SetOneofIndexBase(int index_base);
+
+ TProtoStringType variable(const char* key) const {
+ return variables_.find(key)->second;
+ }
+
+ bool needs_textformat_name_support() const {
+ const TProtoStringType& field_flags = variable("fieldflags");
+ return y_absl::StrContains(field_flags, "GPBFieldTextFormatNameCustom");
+ }
+ TProtoStringType generated_objc_name() const { return variable("name"); }
+ TProtoStringType raw_field_name() const { return variable("raw_field_name"); }
+
+ protected:
+ explicit FieldGenerator(const FieldDescriptor* descriptor);
+
+ virtual void FinishInitialization();
+ bool WantsHasProperty() const;
+
+ const FieldDescriptor* descriptor_;
+ y_absl::flat_hash_map<y_absl::string_view, TProtoStringType> variables_;
+};
+
+class SingleFieldGenerator : public FieldGenerator {
+ public:
+ ~SingleFieldGenerator() override = default;
+
+ SingleFieldGenerator(const SingleFieldGenerator&) = delete;
+ SingleFieldGenerator& operator=(const SingleFieldGenerator&) = delete;
+
+ void GenerateFieldStorageDeclaration(io::Printer* printer) const override;
+ void GeneratePropertyDeclaration(io::Printer* printer) const override;
+
+ void GeneratePropertyImplementation(io::Printer* printer) const override;
+
+ bool RuntimeUsesHasBit() const override;
+
+ protected:
+ explicit SingleFieldGenerator(const FieldDescriptor* descriptor);
+};
+
+// Subclass with common support for when the field ends up as an ObjC Object.
+class ObjCObjFieldGenerator : public SingleFieldGenerator {
+ public:
+ ~ObjCObjFieldGenerator() override = default;
+
+ ObjCObjFieldGenerator(const ObjCObjFieldGenerator&) = delete;
+ ObjCObjFieldGenerator& operator=(const ObjCObjFieldGenerator&) = delete;
+
+ void GenerateFieldStorageDeclaration(io::Printer* printer) const override;
+ void GeneratePropertyDeclaration(io::Printer* printer) const override;
+
+ protected:
+ explicit ObjCObjFieldGenerator(const FieldDescriptor* descriptor);
+};
+
+class RepeatedFieldGenerator : public ObjCObjFieldGenerator {
+ public:
+ ~RepeatedFieldGenerator() override = default;
+
+ RepeatedFieldGenerator(const RepeatedFieldGenerator&) = delete;
+ RepeatedFieldGenerator& operator=(const RepeatedFieldGenerator&) = delete;
+
+ void GenerateFieldStorageDeclaration(io::Printer* printer) const override;
+ void GeneratePropertyDeclaration(io::Printer* printer) const override;
+
+ void GeneratePropertyImplementation(io::Printer* printer) const override;
+
+ bool RuntimeUsesHasBit() const override;
+
+ protected:
+ explicit RepeatedFieldGenerator(const FieldDescriptor* descriptor);
+ void FinishInitialization() override;
+};
+
+// Convenience class which constructs FieldGenerators for a Descriptor.
+class FieldGeneratorMap {
+ public:
+ explicit FieldGeneratorMap(const Descriptor* descriptor);
+ ~FieldGeneratorMap() = default;
+
+ FieldGeneratorMap(const FieldGeneratorMap&) = delete;
+ FieldGeneratorMap& operator=(const FieldGeneratorMap&) = delete;
+
+ const FieldGenerator& get(const FieldDescriptor* field) const;
+ const FieldGenerator& get_extension(int index) const;
+
+ // Assigns the has bits and returns the number of bits needed.
+ int CalculateHasBits();
+
+ void SetOneofIndexBase(int index_base);
+
+ // Check if any field of this message has a non zero default.
+ bool DoesAnyFieldHaveNonZeroDefault() const;
+
+ private:
+ const Descriptor* descriptor_;
+ std::vector<std::unique_ptr<FieldGenerator>> field_generators_;
+ std::vector<std::unique_ptr<FieldGenerator>> extension_generators_;
+};
+
+} // namespace objectivec
+} // namespace compiler
+} // namespace protobuf
+} // namespace google
+
+#endif // GOOGLE_PROTOBUF_COMPILER_OBJECTIVEC_FIELD_H__