Restoring authorship annotation for <ironpeter@yandex-team.ru>. Commit 2 of 2.

6 files changed, 227 insertions, 227 deletions

diff --git a/library/cpp/compproto/bit.h b/library/cpp/compproto/bit.h
index 15022bd374..6a421b65f7 100644
--- a/library/cpp/compproto/bit.h
+++ b/library/cpp/compproto/bit.h
@@ -1,4 +1,4 @@
-#pragma once 
+#pragma once
 
 #include <util/generic/array_ref.h>
 #include <util/generic/vector.h>
@@ -6,9 +6,9 @@
 #include <util/stream/input.h>
 
 #include "huff.h"
-#include "compressor.h" 
+#include "compressor.h"
 #include "metainfo.h"
- 
+
 namespace NCompProto {
     struct TBitBuffer {
         TVector<ui8> Out;
@@ -29,13 +29,13 @@ namespace NCompProto {
         ui64 Read(ui64 position, size_t size) {
             return Read(&Out[0], position, size);
         }
- 
+
         void Code(ui64 value, size_t size) {
             if (++Counter == 0) {
                 Junk(257 * 64);
             }
             Position = Code(value, size, Position);
-        } 
+        }
         ui64 Code(ui64 value, size_t size, ui64 position) {
             ui8* dst = &Out[size_t(position >> 3)];
             ui64& outCode = *(ui64*)dst;
@@ -43,7 +43,7 @@ namespace NCompProto {
             ui64 mask = ((1ULL << size) - 1) << shift;
             outCode = ((value << shift) & mask) | (outCode & ~mask);
             return position + size;
-        } 
+        }
         void Junk(size_t junk = 1024) {
             size_t need = size_t(Position >> 3);
             if (Out.size() * 8 < Position + junk) {
@@ -55,16 +55,16 @@ namespace NCompProto {
             ui64 newVal = Read(position, 56);
             position = Code(value, size, position);
             value = newVal;
- 
+
             while (position < Position + 64) {
                 newVal = Read(position + 56 - size, 56);
                 position = Code(value, 56, position);
                 value = newVal;
             }
- 
+
             Position += size;
-        } 
- 
+        }
+
         size_t ByteLength() const {
             return (Position + 7) / 8;
         }
@@ -116,7 +116,7 @@ namespace NCompProto {
                 }
             }
         }
- 
+
         void Save(IOutputStream& stream, TString offset) {
             TString step = "    ";
             for (size_t i = 0; i < Coder.Entries.size(); ++i) {
@@ -126,13 +126,13 @@ namespace NCompProto {
                 stream << (ui32)Coder.Entries[i].PrefixBits << " ";
                 stream << (ui32)Coder.Entries[i].AllBits << " ";
                 stream << Endl;
-            } 
+            }
             stream << offset << "end" << Endl;
-        } 
- 
+        }
+
         void BeginElement(TBitBuffer& out) {
             Position = out.Position;
-        } 
+        }
         void Add(ui32 value, TBitBuffer& out) {
             size_t val = 0;
             ui64 code = Coder.Code(value, val);
@@ -148,12 +148,12 @@ namespace NCompProto {
             out.Junk();
         }
     };
- 
+
     struct THist {
         TAccum Accum;
         THist() {
-        } 
- 
+        }
+
         void Load(IInputStream& stream) {
             TString name;
             while (1) {
@@ -168,14 +168,14 @@ namespace NCompProto {
 
         void Add(ui32 value, TEmpty& /*empty*/) {
             Accum.Add(value);
-        } 
+        }
         void AddDelayed(ui32 value, TEmpty& /*empty*/) {
             Accum.Add(value);
         }
         void BeginElement(TEmpty& /*empty*/) {
         }
     };
- 
+
     struct THistToHuff {
         static THistToHuff Instance() {
             return THistToHuff();
@@ -188,7 +188,7 @@ namespace NCompProto {
             info.Coder.Normalize();
         }
     };
- 
+
     struct IDecompressor {
         // sequentially decompresses whole structure according to metainfo, starts at position offset
         virtual void Decompress(const TMetaInfo<TTable>* table, const ui8* codes, ui64& offset) = 0;
@@ -196,14 +196,14 @@ namespace NCompProto {
         virtual void DecompressOne(const TMetaInfo<TTable>* table, const ui8* codes, ui64& offset, ui32 prevIndex = -1) = 0;
         virtual ~IDecompressor() = default;
     };
- 
+
     template <class X>
     struct TMetaIterator: public IDecompressor {
         X Self;
         TMetaIterator() {
             Self.Parent = this;
         }
- 
+
     private:
         inline void DecompressSingle(ui32 repeatedIndex, const TMetaInfo<TTable>* table, const ui8* codes, ui64& offset) {
             Self.BeginElement(repeatedIndex);
@@ -227,7 +227,7 @@ namespace NCompProto {
             }
             Self.EndElement();
         }
- 
+
         inline void DecompressSingleScalarsOnly(ui32 repeatedIndex, const TMetaInfo<TTable>* table, const ui8* codes, ui64& offset) {
             Self.BeginElement(repeatedIndex);
             ui32 mask = table->Mask.Decompress(codes, offset);
@@ -236,7 +236,7 @@ namespace NCompProto {
             while (scalarMask) {
                 if (mask & 1) {
                     ui32 val = table->Scalar[index].Decompress(codes, offset);
-                    Self.SetScalar(index, val); 
+                    Self.SetScalar(index, val);
                 } else if (table->Default[index].Type == TScalarDefaultValue::Fixed) {
                     Self.SetScalar(index, table->Default[index].Value);
                 }
@@ -275,7 +275,7 @@ namespace NCompProto {
         void DecompressOne(const TMetaInfo<TTable>* table, const ui8* codes, ui64& offset, ui32 prevIndex = -1) override {
             table->Index.Decompress(codes, offset);
             DecompressSingle(prevIndex, table, codes, offset);
-        } 
+        }
 
         ui32 DecompressCount(const TMetaInfo<TTable>* table, const ui8* codes, ui64& offset) {
             return table->Count.Decompress(codes, offset);
@@ -290,7 +290,7 @@ namespace NCompProto {
         {
         }
     };
- 
+
     struct TEmptyDecompressor: public TParentHold<TEmptyDecompressor> {
         void BeginSelf(ui32 /*count*/, ui32 /*id*/) {
         }
@@ -307,12 +307,12 @@ namespace NCompProto {
             return *Parent;
         }
     };
- 
+
     inline TMetaIterator<TEmptyDecompressor>& GetEmptyDecompressor() {
         static TMetaIterator<TEmptyDecompressor> empty;
         return empty;
-    } 
- 
+    }
+
     struct THuffToTable {
         static THuffToTable Instance() {
             return THuffToTable();
@@ -330,13 +330,13 @@ namespace NCompProto {
             }
         }
     };
- 
+
     struct THuffToTableWithDecompressor: private THuffToTable {
         TSimpleSharedPtr<IDecompressor> Decompressor;
         THuffToTableWithDecompressor(TSimpleSharedPtr<IDecompressor> decompressor)
             : Decompressor(decompressor)
         {
-        } 
+        }
         TSimpleSharedPtr<IDecompressor> Build() const {
             return Decompressor;
         }
diff --git a/library/cpp/compproto/compproto_ut.cpp b/library/cpp/compproto/compproto_ut.cpp
index b93eb7d99a..9393be967a 100644
--- a/library/cpp/compproto/compproto_ut.cpp
+++ b/library/cpp/compproto/compproto_ut.cpp
@@ -66,7 +66,7 @@ void TestWithParams(const TString& metainfo, const ECompMode mode, const TTestPa
 
     ui64 codedSize = buffer.Position;
 
-    TMetaInfo<TTable> decompressor(*meta, THuffToTable::Instance()); 
+    TMetaInfo<TTable> decompressor(*meta, THuffToTable::Instance());
 
     // verify that no memory read beyond buffer occurs
     const size_t byteSize = buffer.ByteLength();
@@ -87,7 +87,7 @@ void TestWithParams(const TString& metainfo, const ECompMode mode, const TTestPa
     memcpy(dataStart, buffer.Out.data(), byteSize);
 
     ui64 position = 0;
-    TMetaIterator<TDecompressor> instance; 
+    TMetaIterator<TDecompressor> instance;
     // we should not read beyond dataEnd here
     instance.Decompress(&decompressor, dataStart, position);
     const ui64 decodedSize = position;
@@ -177,70 +177,70 @@ Y_UNIT_TEST_SUITE(CompProtoTestBasic) {
         struct TRegClicks: public TParentHold<TRegClicks> {
             const TData* Data;
             const TRegInfo* Elem;
-            TRegClicks() 
+            TRegClicks()
                 : Data(nullptr)
                 , Elem(nullptr)
-            { 
-            } 
+            {
+            }
             void BeginSelf(ui32 /*count*/, ui32 /*id*/) {
-            } 
-            void EndSelf() { 
-            } 
-            void BeginElement(ui32 element) { 
+            }
+            void EndSelf() {
+            }
+            void BeginElement(ui32 element) {
                 TMap<ui32, TRegInfo>::const_iterator it = Data->RegClicks.find(element);
-                if (it == Data->RegClicks.end()) { 
-                    UNIT_ASSERT(0); 
-                } 
-                Elem = &it->second; 
-            } 
-            void EndElement() { 
-            } 
-            void SetScalar(size_t index, ui32 val) { 
-                if (index == 0) 
-                    UNIT_ASSERT_EQUAL(val, Elem->Clicks); 
-                if (index == 1) 
-                    UNIT_ASSERT_EQUAL(val, Elem->Shows); 
-            } 
+                if (it == Data->RegClicks.end()) {
+                    UNIT_ASSERT(0);
+                }
+                Elem = &it->second;
+            }
+            void EndElement() {
+            }
+            void SetScalar(size_t index, ui32 val) {
+                if (index == 0)
+                    UNIT_ASSERT_EQUAL(val, Elem->Clicks);
+                if (index == 1)
+                    UNIT_ASSERT_EQUAL(val, Elem->Shows);
+            }
             IDecompressor& GetDecompressor(size_t) {
-                UNIT_ASSERT(0); 
-                return GetEmptyDecompressor(); 
-            } 
-        }; 
- 
+                UNIT_ASSERT(0);
+                return GetEmptyDecompressor();
+            }
+        };
+
         const TData* Elem;
-        TMetaIterator<TRegClicks> RegClicks; 
+        TMetaIterator<TRegClicks> RegClicks;
         void BeginSelf(ui32 /*count*/, ui32 /*id*/) {
-        } 
-        void EndSelf() { 
-        } 
-        void BeginElement(ui32 element) { 
-            UNIT_ASSERT(element < data.size()); 
-            Elem = &data[element]; 
-        } 
-        void EndElement() { 
-        } 
-        void SetScalar(size_t index, ui32 val) { 
-            if (index == 0) 
-                UNIT_ASSERT_EQUAL(val, Elem->Clicks); 
-            if (index == 1) 
-                UNIT_ASSERT_EQUAL(val, Elem->Shows); 
+        }
+        void EndSelf() {
+        }
+        void BeginElement(ui32 element) {
+            UNIT_ASSERT(element < data.size());
+            Elem = &data[element];
+        }
+        void EndElement() {
+        }
+        void SetScalar(size_t index, ui32 val) {
+            if (index == 0)
+                UNIT_ASSERT_EQUAL(val, Elem->Clicks);
+            if (index == 1)
+                UNIT_ASSERT_EQUAL(val, Elem->Shows);
             if (index == 31)
                 UNIT_ASSERT_EQUAL(val, Elem->Extra);
-        } 
+        }
         IDecompressor& GetDecompressor(size_t index) {
-            if (index == 2) { 
-                RegClicks.Self.Data = Elem; 
-                return RegClicks; 
-            } 
-            UNIT_ASSERT(0); 
-            return GetEmptyDecompressor(); 
-        } 
-        TMultiDecompressor() 
+            if (index == 2) {
+                RegClicks.Self.Data = Elem;
+                return RegClicks;
+            }
+            UNIT_ASSERT(0);
+            return GetEmptyDecompressor();
+        }
+        TMultiDecompressor()
             : Elem(nullptr)
-        { 
-        } 
-    }; 
- 
+        {
+        }
+    };
+
     struct TVerifyingDecompressor: public TParentHold<TVerifyingDecompressor> {
         enum EState {
             Startstop,
@@ -255,14 +255,14 @@ Y_UNIT_TEST_SUITE(CompProtoTestBasic) {
 
         TMetaIterator<TVerifyingDecompressor>& GetDecompressor(size_t index) {
             Y_UNUSED(index);
-            return *Parent; 
-        } 
- 
+            return *Parent;
+        }
+
         TVerifyingDecompressor()
             : State(Startstop)
             , DataInd(0)
-        { 
-        } 
+        {
+        }
         void BeginSelf(ui32 /*count*/, ui32 id) {
             switch (State) {
                 case Startstop:
@@ -361,14 +361,14 @@ Y_UNIT_TEST_SUITE(CompProtoTestBasic) {
     Y_UNIT_TEST(VerifyHistDecompression) {
         Test<TVerifyingDecompressor, TSerialize>(metainfo, CM_TWOPASS);
     }
- 
+
     Y_UNIT_TEST(VerifyDecompressionMulti) {
-        Test<TMultiDecompressor, TSerialize>(metainfo, CM_SINGLEPASS); 
-    } 
- 
+        Test<TMultiDecompressor, TSerialize>(metainfo, CM_SINGLEPASS);
+    }
+
     Y_UNIT_TEST(VerifyHistDecompressionMulti) {
-        Test<TMultiDecompressor, TSerialize>(metainfo, CM_TWOPASS); 
-    } 
+        Test<TMultiDecompressor, TSerialize>(metainfo, CM_TWOPASS);
+    }
 }
 
 Y_UNIT_TEST_SUITE(CompProtoTestExtended) {
@@ -443,14 +443,14 @@ Y_UNIT_TEST_SUITE(CompProtoTestExtended) {
             : State(Startstop)
             , DataInd(0)
             , ArrayInd(0)
-        { 
-        } 
+        {
+        }
 
         TMetaIterator<TVerifyingDecompressor>& GetDecompressor(size_t index) {
             Y_UNUSED(index);
-            return *Parent; 
-        } 
- 
+            return *Parent;
+        }
+
         void BeginSelf(ui32 /*count*/, ui32 id) {
             switch (State) {
                 case Startstop:
diff --git a/library/cpp/compproto/compressor.h b/library/cpp/compproto/compressor.h
index 1fb678e04e..14b335e13c 100644
--- a/library/cpp/compproto/compressor.h
+++ b/library/cpp/compproto/compressor.h
@@ -1,5 +1,5 @@
-#pragma once 
- 
+#pragma once
+
 #include <util/system/defaults.h>
 
 namespace NCompProto {
@@ -15,7 +15,7 @@ namespace NCompProto {
                 PrefLength[i] = 0;
                 Id[i] = 0;
             }
-        } 
+        }
         ui32 CodeBase[64];
         ui32 CodeMask[64];
         ui8 Length[64];
@@ -23,15 +23,15 @@ namespace NCompProto {
         ui8 Id[64];
         enum {
             PAGE_BOUND = 4096,
-#ifdef WITH_VALGRIND 
+#ifdef WITH_VALGRIND
             SAFE_MODE = 1,
-#else 
+#else
 #if defined(__has_feature)
 #if __has_feature(address_sanitizer)
             SAFE_MODE = 1,
 #else
             SAFE_MODE = 0,
-#endif 
+#endif
 #else
             SAFE_MODE = 0,
 #endif
@@ -44,7 +44,7 @@ namespace NCompProto {
             if (pageOff > PAGE_BOUND - 8 || SAFE_MODE) {
                 size_t off = 8;
                 ui64 res = codes[0];
-                ++codes; 
+                ++codes;
                 ui64 indexCur = ((res + 0x0000) >> readOff) & 63;
                 ui64 indexAlt = ((res + 0xff00) >> readOff) & 63;
                 if (Id[indexCur] != Id[indexAlt]) {
@@ -63,12 +63,12 @@ namespace NCompProto {
                 offset += length;
                 ui64 code = res >> readOff;
                 return (((ui32)(code >> PrefLength[index])) & CodeMask[index]) + CodeBase[index];
-            } 
+            }
             ui64 code = ((const ui64*)(codes))[0] >> readOff;
             ui64 index = code & 63;
             offset += Length[index];
-            return (((ui32)(code >> PrefLength[index])) & CodeMask[index]) + CodeBase[index]; 
-        } 
+            return (((ui32)(code >> PrefLength[index])) & CodeMask[index]) + CodeBase[index];
+        }
     };
 
 }
diff --git a/library/cpp/compproto/huff.h b/library/cpp/compproto/huff.h
index da2b8ca4f6..fa5c139189 100644
--- a/library/cpp/compproto/huff.h
+++ b/library/cpp/compproto/huff.h
@@ -1,5 +1,5 @@
-#pragma once 
- 
+#pragma once
+
 #include <util/system/defaults.h>
 #include <util/generic/yexception.h>
 #include <util/generic/ptr.h>
@@ -9,8 +9,8 @@
 
 #include <queue>
 
-#include "compressor.h" 
- 
+#include "compressor.h"
+
 namespace NCompProto {
     template <size_t CacheSize, typename TEntry>
     struct TCache {
@@ -47,17 +47,17 @@ namespace NCompProto {
             , Start(start)
             , Bits(bits)
         {
-        } 
- 
+        }
+
         bool operator<(const TCode& code) const {
             return Probability < code.Probability;
         }
- 
+
         bool operator>(const TCode& code) const {
             return Probability > code.Probability;
         }
     };
- 
+
     struct TAccum {
         struct TTable {
             TAutoPtr<TTable> Tables[16];
@@ -74,25 +74,25 @@ namespace NCompProto {
                 for (auto& count : Counts)
                     count = 0;
             }
- 
+
             i64 GetCellCount(size_t i) {
                 i64 count = Counts[i];
                 if (Tables[i].Get()) {
                     for (size_t j = 0; j < 16; ++j) {
                         count += Tables[i]->GetCellCount(j);
                     }
-                } 
+                }
                 return count;
-            } 
- 
+            }
+
             i64 GetCount() {
                 i64 count = 0;
-                for (size_t j = 0; j < 16; ++j) { 
+                for (size_t j = 0; j < 16; ++j) {
                     count += GetCellCount(j);
-                } 
+                }
                 return count;
-            } 
- 
+            }
+
             void GenerateFreqs(TVector<std::pair<i64, TCode>>& codes, int depth, int termDepth, ui32 code, i64 cnt) {
                 if (depth == termDepth) {
                     for (size_t i = 0; i < 16; ++i) {
@@ -101,7 +101,7 @@ namespace NCompProto {
                             Counts[i] = iCount;
                             Tables[i].Reset(nullptr);
                         }
- 
+
                         if (iCount > cnt || (termDepth == 0 && iCount > 0)) {
                             std::pair<i64, TCode> codep;
                             codep.first = iCount;
@@ -113,32 +113,32 @@ namespace NCompProto {
                         }
                     }
                 }
-                for (size_t i = 0; i < 16; ++i) { 
+                for (size_t i = 0; i < 16; ++i) {
                     if (Tables[i].Get()) {
                         Tables[i]->GenerateFreqs(codes, depth + 4, termDepth, code + (i << (28 - depth)), cnt);
-                    } 
-                } 
-            } 
+                    }
+                }
+            }
         };
- 
+
         TTable Root;
         int TableCount;
         i64 Total;
         ui64 Max;
- 
+
         TAccum() {
             TableCount = 0;
             Total = 0;
             Max = 0;
         }
- 
+
         void GenerateFreqs(TVector<std::pair<i64, TCode>>& codes, int mul) const {
             TTable root(Root);
- 
+
             for (int i = 28; i > 0; i -= 4) {
                 root.GenerateFreqs(codes, 0, i, 0, Total / mul);
             }
- 
+
             i64 iCount = root.GetCount();
             if (iCount == 0)
                 return;
@@ -154,10 +154,10 @@ namespace NCompProto {
             }
             codep.second.Bits = bits;
             codes.push_back(codep);
-        } 
- 
+        }
+
         TCache<256, i64*> Cache;
- 
+
         void AddMap(ui32 value, i64 weight = 1) {
             ui32 index = Cache.Hash(value);
             if (Cache.CacheKey[index] == value) {
@@ -177,22 +177,22 @@ namespace NCompProto {
                         root->Counts[index2] += weight;
                         return;
                     }
-                } 
+                }
                 root = root->Tables[index2].Get();
-            } 
+            }
 
             Cache.CacheKey[index] = value;
             Cache.CacheVal[index] = &root->Counts[value & 0xf];
             root->Counts[value & 0xf] += weight;
-        } 
- 
+        }
+
         void Add(ui32 value, i64 weight = 1) {
             Max = ::Max(Max, (ui64)value);
             Total += weight;
             AddMap(value, weight);
         };
-    }; 
- 
+    };
+
     struct THuffNode {
         i64 Weight;
         i64 Priority;
@@ -206,7 +206,7 @@ namespace NCompProto {
             Nodes[0] = nullptr;
             Nodes[1] = nullptr;
         }
- 
+
         void BuildPrefixes(ui32 depth, ui32 prefix) {
             if (Code) {
                 Code->Prefix = prefix;
@@ -216,44 +216,44 @@ namespace NCompProto {
             Nodes[0]->BuildPrefixes(depth + 1, prefix + (0UL << depth));
             Nodes[1]->BuildPrefixes(depth + 1, prefix + (1UL << depth));
         }
- 
+
         i64 Iterate(size_t depth) const {
             if (Code) {
                 return (depth + Code->Bits) * Code->Probability;
             }
             return Nodes[0]->Iterate(depth + 1) + Nodes[1]->Iterate(depth + 1);
-        } 
- 
+        }
+
         size_t Depth() const {
             if (Code) {
                 return 0;
             }
             return Max(Nodes[0]->Depth(), Nodes[1]->Depth()) + 1;
-        } 
+        }
     };
- 
+
     struct THLess {
         bool operator()(const THuffNode* a, const THuffNode* b) {
             if (a->Weight > b->Weight)
                 return 1;
             if (a->Weight == b->Weight && a->Priority > b->Priority)
                 return 1;
-            return 0; 
-        } 
+            return 0;
+        }
     };
- 
+
     inline i64 BuildHuff(TVector<TCode>& codes) {
         TVector<TSimpleSharedPtr<THuffNode>> hold;
         std::priority_queue<THuffNode*, TVector<THuffNode*>, THLess> nodes;
         i64 ret = 0;
- 
+
         int priority = 0;
         for (size_t i = 0; i < codes.size(); ++i) {
             TSimpleSharedPtr<THuffNode> node(new THuffNode(codes[i].Probability, priority++, &codes[i]));
             hold.push_back(node);
             nodes.push(node.Get());
         }
- 
+
         while (nodes.size() > 1) {
             THuffNode* nodea = nodes.top();
             nodes.pop();
@@ -265,27 +265,27 @@ namespace NCompProto {
             hold.push_back(node);
             nodes.push(node.Get());
         }
- 
+
         if (nodes.size()) {
             THuffNode* node = nodes.top();
             node->BuildPrefixes(0, 0);
             ret = node->Iterate(0);
         }
- 
+
         return ret;
     };
- 
+
     struct TCoderEntry {
         ui32 MinValue;
         ui16 Prefix;
         ui8 PrefixBits;
         ui8 AllBits;
- 
+
         ui64 MaxValue() const {
             return MinValue + (1ULL << (AllBits - PrefixBits));
         }
     };
- 
+
     inline i64 Analyze(const TAccum& acc, TVector<TCoderEntry>& retCodes) {
         i64 ret;
         for (int k = 256; k > 0; --k) {
@@ -296,9 +296,9 @@ namespace NCompProto {
             for (size_t i = 0; i < pairs.size(); ++i) {
                 codes.push_back(pairs[i].second);
             }
- 
+
             StableSort(codes.begin(), codes.end(), std::greater<TCode>());
- 
+
             ret = BuildHuff(codes);
             bool valid = true;
             for (size_t i = 0; i < codes.size(); ++i) {
@@ -313,17 +313,17 @@ namespace NCompProto {
             }
             if (valid)
                 return ret;
-        } 
- 
+        }
+
         return ret;
     }
- 
+
     struct TComparer {
         bool operator()(const TCoderEntry& e0, const TCoderEntry& e1) const {
             return e0.AllBits < e1.AllBits;
-        } 
+        }
     };
- 
+
     struct TCoder {
         TVector<TCoderEntry> Entries;
         void Normalize() {
@@ -355,14 +355,14 @@ namespace NCompProto {
                 }
             };
         }
- 
+
         TCache<1024, TCoderEntry> Cache;
- 
+
         ui64 RealCode(ui32 value, const TCoderEntry& entry, size_t& length) {
             length = entry.AllBits;
             return (ui64(value - entry.MinValue) << entry.PrefixBits) + entry.Prefix;
         }
- 
+
         bool Empty() const {
             return Entries.empty();
         }
@@ -374,17 +374,17 @@ namespace NCompProto {
                     id = ui8(i);
                     return entry;
                 }
-            } 
+            }
             ythrow yexception() << "bad entry";
             return Entries[0];
-        } 
- 
+        }
+
         ui64 Code(ui32 entry, size_t& length) {
             ui32 index = Cache.Hash(entry);
             if (Cache.CacheKey[index] == entry) {
                 ++Cache.Hits;
-                return RealCode(entry, Cache.CacheVal[index], length); 
-            } 
+                return RealCode(entry, Cache.CacheVal[index], length);
+            }
             ++Cache.Misses;
             for (size_t i = 0; i < Entries.size(); ++i) {
                 if (entry >= Entries[i].MinValue && entry < Entries[i].MaxValue()) {
@@ -396,7 +396,7 @@ namespace NCompProto {
 
             ythrow yexception() << "bad huff tree";
             return 0;
-        } 
+        }
     };
- 
+
 }
diff --git a/library/cpp/compproto/metainfo.h b/library/cpp/compproto/metainfo.h
index 05d328a766..6e68f86e12 100644
--- a/library/cpp/compproto/metainfo.h
+++ b/library/cpp/compproto/metainfo.h
@@ -1,5 +1,5 @@
-#pragma once 
- 
+#pragma once
+
 #include <util/system/defaults.h>
 #include <util/generic/yexception.h>
 #include <util/generic/ptr.h>
@@ -7,8 +7,8 @@
 #include <util/stream/input.h>
 #include <util/stream/str.h>
 
-#include "compressor.h" 
- 
+#include "compressor.h"
+
 namespace NCompProto {
     const size_t MAX_ELEMENTS = 32;
 
@@ -25,7 +25,7 @@ namespace NCompProto {
         EType Type;
         ui32 Value;
     };
- 
+
     template <class X>
     struct TMetaInfo {
         X Index;
@@ -42,7 +42,7 @@ namespace NCompProto {
         TString ChildName[MAX_ELEMENTS];
         size_t Id;
         TMetaInfo* Parent;
- 
+
         struct TCheck {
             ui32 Count;
             ui32 Mask;
@@ -74,7 +74,7 @@ namespace NCompProto {
                 ClearAll();
             }
         };
- 
+
         TCheck Serializer;
 
         void SetDefaults(TMetaInfo* parent) {
@@ -108,12 +108,12 @@ namespace NCompProto {
                     info->Parent = this;
                     Repeated[i].Reset(info.Release());
                 }
-            } 
-        } 
+            }
+        }
 
         TMetaInfo(TMetaInfo* parent) {
             SetDefaults(parent);
-        } 
+        }
 
         template <class T>
         TMetaInfo& BeginRepeated(size_t id, T& functor) {
@@ -121,13 +121,13 @@ namespace NCompProto {
             TMetaInfo& res = *Repeated[id].Get();
             res.Count.BeginElement(functor);
             return res;
-        } 
+        }
 
         template <class T>
         void BeginSelf(T& functor) {
             Serializer.ClearAll();
             Count.BeginElement(functor);
-        } 
+        }
 
         template <class T>
         void EndRepeated(T& functor) {
@@ -135,7 +135,7 @@ namespace NCompProto {
             Serializer.ClearCount();
             Serializer.ClearIndex();
             Y_ENSURE(Serializer.Mask == 0, "Serializer.Mask != 0");
-        } 
+        }
 
         template <class T>
         void BeginElement(ui32 index, T& functor) {
@@ -147,7 +147,7 @@ namespace NCompProto {
             Serializer.LastIndex = index;
             ++Serializer.Count;
         }
- 
+
         template <class TFunctor>
         void Iterate(TFunctor& functor) {
             Cout << Name << " "
@@ -157,7 +157,7 @@ namespace NCompProto {
             functor.Process(Count);
             Cout << "Mask" << Endl;
             functor.Process(Mask);
- 
+
             for (size_t i = 0; i < Size; ++i) {
                 ui32 index = (1UL << i);
                 if (ScalarMask & index) {
@@ -170,15 +170,15 @@ namespace NCompProto {
                          << " " << i << Endl;
                     Repeated[i]->Iterate(functor);
                 }
-            } 
-        } 
- 
+            }
+        }
+
         template <class T>
         void EndElement(T& functor) {
             Mask.AddDelayed(Serializer.Mask, functor);
             Serializer.ClearMask();
         }
- 
+
         template <class T>
         void SetScalar(size_t id, ui32 value, T& functor) {
             if (Default[id].Type != TScalarDefaultValue::Fixed || value != Default[id].Value) {
@@ -186,32 +186,32 @@ namespace NCompProto {
                 Scalar[id].Add(value, functor);
             }
         }
- 
+
         ui32 Check(size_t id) {
             Y_ENSURE(id < MAX_ELEMENTS, "id >= MAX_ELEMENTS");
- 
+
             ui32 mask = 1UL << id;
             if (ScalarMask & mask) {
                 ythrow yexception() << "ScalarMask & mask";
-            } 
+            }
             if (RepeatedMask & mask) {
                 ythrow yexception() << "RepeatedMask & mask";
-            } 
+            }
             Size = Max(id + 1, Size);
             return mask;
-        } 
- 
+        }
+
         TMetaInfo(IInputStream& stream) {
             SetDefaults(nullptr);
             Load(stream);
-        } 
- 
+        }
+
         TMetaInfo(const TString& str) {
             SetDefaults(nullptr);
             TStringInput stream(str);
             Load(stream);
-        } 
- 
+        }
+
         void Save(IOutputStream& stream, const TString& offset = TString()) {
             stream << offset << "repeated " << Name << " id " << Id << Endl;
             TString step = "    ";
@@ -221,7 +221,7 @@ namespace NCompProto {
             Count.Save(stream, step + offset);
             stream << step << offset << "mask" << Endl;
             Mask.Save(stream, step + offset);
- 
+
             for (size_t i = 0; i < MAX_ELEMENTS; ++i) {
                 ui32 mask = 1UL << i;
                 if (mask & RepeatedMask) {
@@ -237,13 +237,13 @@ namespace NCompProto {
                            << "id " << i << Endl;
                     Scalar[i].Save(stream, step + offset);
                 }
-            } 
+            }
             stream << offset << "end" << Endl;
-        } 
- 
+        }
+
         void Load(IInputStream& stream) {
             TString name;
-            stream >> name; 
+            stream >> name;
             if (name == "repeated") {
                 stream >> name;
             }
@@ -251,9 +251,9 @@ namespace NCompProto {
             stream >> name;
             Y_ENSURE(name == "id", "Name mismatch: " << name.Quote() << " != id. ");
             stream >> Id;
- 
+
             while (1) {
-                stream >> name; 
+                stream >> name;
                 if (name == "index") {
                     Index.Load(stream);
                 } else if (name == "count") {
@@ -297,8 +297,8 @@ namespace NCompProto {
                 } else if (name == "end" /* || stream.IsEOF()*/) {
                     return;
                 }
-            } 
-        } 
+            }
+        }
     };
 
 }
diff --git a/library/cpp/compproto/ya.make b/library/cpp/compproto/ya.make
index 9957cd23b5..60d5cfa08d 100644
--- a/library/cpp/compproto/ya.make
+++ b/library/cpp/compproto/ya.make
@@ -1,13 +1,13 @@
-LIBRARY() 
- 
+LIBRARY()
+
 OWNER(ironpeter)
 
-SRCS( 
-    bit.h 
-    compressor.h 
-    huff.h 
-    metainfo.h 
+SRCS(
+    bit.h
+    compressor.h
+    huff.h
+    metainfo.h
     lib.cpp
 )
 
-END() 
+END()