Rename dummy signature classes to structs

- Class -> struct
- Remove useless friends
commit_hash:87aa0c648bf31795c35bac54d546df46611c8e1e

6 files changed, 14 insertions, 25 deletions

diff --git a/yt/yt/client/signature/generator.cpp b/yt/yt/client/signature/generator.cpp
index 7a82cdd727..5687cd2b05 100644
--- a/yt/yt/client/signature/generator.cpp
+++ b/yt/yt/client/signature/generator.cpp
@@ -20,10 +20,9 @@ TSignaturePtr ISignatureGenerator::Sign(TYsonString data)
 
 ////////////////////////////////////////////////////////////////////////////////
 
-class TDummySignatureGenerator
+struct TDummySignatureGenerator
     : public ISignatureGenerator
 {
-public:
     void Sign(const TSignaturePtr& signature) override
     {
         signature->Header_ = NYson::TYsonString("DummySignature"_sb);
@@ -37,10 +36,9 @@ ISignatureGeneratorPtr CreateDummySignatureGenerator()
 
 ////////////////////////////////////////////////////////////////////////////////
 
-class TAlwaysThrowingSignatureGenerator
+struct TAlwaysThrowingSignatureGenerator
     : public ISignatureGenerator
 {
-public:
     void Sign(const TSignaturePtr& /*signature*/) override
     {
         THROW_ERROR_EXCEPTION("Signature generation is unsupported");
diff --git a/yt/yt/client/signature/generator.h b/yt/yt/client/signature/generator.h
index fe2f715272..6dc12eef9f 100644
--- a/yt/yt/client/signature/generator.h
+++ b/yt/yt/client/signature/generator.h
@@ -8,20 +8,14 @@ namespace NYT::NSignature {
 
 ////////////////////////////////////////////////////////////////////////////////
 
-class ISignatureGenerator
+struct ISignatureGenerator
     : public TRefCounted
 {
-public:
     //! Fills out the Signature_ and Header_ fields in a given TSignature
     //! based on its payload.
     virtual void Sign(const TSignaturePtr& signature) = 0;
 
     [[nodiscard]] TSignaturePtr Sign(NYson::TYsonString data);
-
-private:
-    friend class TSignatureGenerator;
-    friend class TDummySignatureGenerator;
-    friend class TAlwaysThrowingSignatureGenerator;
 };
 
 DEFINE_REFCOUNTED_TYPE(ISignatureGenerator)
diff --git a/yt/yt/client/signature/public.h b/yt/yt/client/signature/public.h
index 845445d9e9..85a636fe49 100644
--- a/yt/yt/client/signature/public.h
+++ b/yt/yt/client/signature/public.h
@@ -10,8 +10,8 @@ DECLARE_REFCOUNTED_CLASS(TSignature)
 
 ///////////////////////////////////////////////////////////////////////////////
 
-DECLARE_REFCOUNTED_CLASS(ISignatureGenerator)
-DECLARE_REFCOUNTED_CLASS(ISignatureValidator)
+DECLARE_REFCOUNTED_STRUCT(ISignatureGenerator)
+DECLARE_REFCOUNTED_STRUCT(ISignatureValidator)
 
 ///////////////////////////////////////////////////////////////////////////////
 
diff --git a/yt/yt/client/signature/signature.h b/yt/yt/client/signature/signature.h
index 08882f2375..ea74bb8192 100644
--- a/yt/yt/client/signature/signature.h
+++ b/yt/yt/client/signature/signature.h
@@ -27,15 +27,15 @@ private:
     NYson::TYsonString Payload_;
     std::vector<std::byte> Signature_;
 
-    friend class ISignatureGenerator;
+    friend struct ISignatureGenerator;
+    friend struct TDummySignatureGenerator;
+    friend struct TAlwaysThrowingSignatureGenerator;
     friend class TSignatureGenerator;
-    friend class TDummySignatureGenerator;
-    friend class TAlwaysThrowingSignatureGenerator;
 
-    friend class ISignatureValidator;
+    friend struct ISignatureValidator;
+    friend struct TDummySignatureValidator;
+    friend struct TAlwaysThrowingSignatureValidator;
     friend class TSignatureValidator;
-    friend class TDummySignatureValidator;
-    friend class TAlwaysThrowingSignatureValidator;
 
     friend void Serialize(const TSignature& signature, NYson::IYsonConsumer* consumer);
     friend void Deserialize(TSignature& signature, NYTree::INodePtr node);
diff --git a/yt/yt/client/signature/validator.cpp b/yt/yt/client/signature/validator.cpp
index 156630f135..aebc42d488 100644
--- a/yt/yt/client/signature/validator.cpp
+++ b/yt/yt/client/signature/validator.cpp
@@ -8,10 +8,9 @@ namespace NYT::NSignature {
 
 ////////////////////////////////////////////////////////////////////////////////
 
-class TDummySignatureValidator
+struct TDummySignatureValidator
     : public ISignatureValidator
 {
-public:
     TFuture<bool> Validate(const TSignaturePtr& signature) override
     {
         YT_VERIFY(signature->Header_.ToString() == "DummySignature");
@@ -26,10 +25,9 @@ ISignatureValidatorPtr CreateDummySignatureValidator()
 
 ////////////////////////////////////////////////////////////////////////////////
 
-class TAlwaysThrowingSignatureValidator
+struct TAlwaysThrowingSignatureValidator
     : public ISignatureValidator
 {
-public:
     TFuture<bool> Validate(const TSignaturePtr& /*signature*/) override
     {
         THROW_ERROR_EXCEPTION("Signature validation is unsupported");
diff --git a/yt/yt/client/signature/validator.h b/yt/yt/client/signature/validator.h
index f1215e7d0c..94425001d3 100644
--- a/yt/yt/client/signature/validator.h
+++ b/yt/yt/client/signature/validator.h
@@ -10,10 +10,9 @@ namespace NYT::NSignature {
 
 ////////////////////////////////////////////////////////////////////////////////
 
-class ISignatureValidator
+struct ISignatureValidator
     : public TRefCounted
 {
-public:
     virtual TFuture<bool> Validate(const TSignaturePtr& signature) = 0;
 };