Fix build broken by previous commit of "option helper refactor"

Summary:
The commit of option helper refactor broken the build:
(1) a git merge problem
(2) some uncaught compiler warning
Fix it.

Test Plan: Make sure "make all" passes

Reviewers: anthony, IslamAbdelRahman, rven, kradhakrishnan, yhchiang

Reviewed By: yhchiang

Subscribers: leveldb, dhruba

Differential Revision: https://reviews.facebook.net/D50943

2 files changed, 71 insertions, 67 deletions

diff --git a/util/options_helper.cc b/util/options_helper.cc
index 48d137f75..26b4c08ef 100644
--- a/util/options_helper.cc
+++ b/util/options_helper.cc
@@ -106,10 +106,9 @@ std::string trim(const std::string& str) {
   return std::string();
 }
 
-template<typename T>
-bool ParseEnum(const std::unordered_map<std::string,T>& type_map,
+template <typename T>
+bool ParseEnum(const std::unordered_map<std::string, T>& type_map,
                const std::string& type, T* value) {
-
   auto iter = type_map.find(type);
   if (iter != type_map.end()) {
     *value = iter->second;
@@ -118,8 +117,8 @@ bool ParseEnum(const std::unordered_map<std::string,T>& type_map,
   return false;
 }
 
-template<typename T>
-bool SerializeEnum(const std::unordered_map<std::string,T>& type_map,
+template <typename T>
+bool SerializeEnum(const std::unordered_map<std::string, T>& type_map,
                    const T& type, std::string* value) {
   for (const auto& pair : type_map) {
     if (pair.second == type) {
@@ -140,7 +139,7 @@ bool SerializeVectorCompressionType(const std::vector<CompressionType>& types,
     }
     std::string string_type;
     result = SerializeEnum<CompressionType>(compression_type_string_map,
-                types[i], &string_type);
+                                            types[i], &string_type);
     if (result == false) {
       return result;
     }
@@ -238,16 +237,16 @@ bool ParseVectorCompressionType(
     bool is_ok;
     CompressionType type;
     if (end == std::string::npos) {
-      is_ok = ParseEnum<CompressionType>(compression_type_string_map, 
-                  value.substr(start), &type);
+      is_ok = ParseEnum<CompressionType>(compression_type_string_map,
+                                         value.substr(start), &type);
       if (!is_ok) {
         return false;
       }
       compression_per_level->emplace_back(type);
       break;
     } else {
-      is_ok = ParseEnum<CompressionType>(compression_type_string_map,
-                  value.substr(start, end - start), &type);
+      is_ok = ParseEnum<CompressionType>(
+          compression_type_string_map, value.substr(start, end - start), &type);
       if (!is_ok) {
         return false;
       }
@@ -336,11 +335,13 @@ bool ParseOptionHelper(char* opt_address, const OptionType& opt_type,
       *reinterpret_cast<double*>(opt_address) = ParseDouble(value);
       break;
     case OptionType::kCompactionStyle:
-      return ParseEnum<CompactionStyle>(compaction_style_string_map,
-          value, reinterpret_cast<CompactionStyle*>(opt_address));
+      return ParseEnum<CompactionStyle>(
+          compaction_style_string_map, value,
+          reinterpret_cast<CompactionStyle*>(opt_address));
     case OptionType::kCompressionType:
-      return ParseEnum<CompressionType>(compression_type_string_map,
-          value, reinterpret_cast<CompressionType*>(opt_address));
+      return ParseEnum<CompressionType>(
+          compression_type_string_map, value,
+          reinterpret_cast<CompressionType*>(opt_address));
     case OptionType::kVectorCompressionType:
       return ParseVectorCompressionType(
           value, reinterpret_cast<std::vector<CompressionType>*>(opt_address));
@@ -349,15 +350,17 @@ bool ParseOptionHelper(char* opt_address, const OptionType& opt_type,
           value, reinterpret_cast<std::shared_ptr<const SliceTransform>*>(
                      opt_address));
     case OptionType::kChecksumType:
-      return ParseEnum<ChecksumType>(checksum_type_string_map, value,
-                               reinterpret_cast<ChecksumType*>(opt_address));
+      return ParseEnum<ChecksumType>(
+          checksum_type_string_map, value,
+          reinterpret_cast<ChecksumType*>(opt_address));
     case OptionType::kBlockBasedTableIndexType:
       return ParseEnum<BlockBasedTableOptions::IndexType>(
-                block_base_table_index_type_string_map, value,
-                reinterpret_cast<BlockBasedTableOptions::IndexType*>(opt_address));
+          block_base_table_index_type_string_map, value,
+          reinterpret_cast<BlockBasedTableOptions::IndexType*>(opt_address));
     case OptionType::kEncodingType:
-      return ParseEnum<EncodingType>(encoding_type_string_map, value,
-                  reinterpret_cast<EncodingType*>(opt_address));
+      return ParseEnum<EncodingType>(
+          encoding_type_string_map, value,
+          reinterpret_cast<EncodingType*>(opt_address));
     default:
       return false;
   }
@@ -398,10 +401,12 @@ bool SerializeSingleOptionHelper(const char* opt_address,
           *(reinterpret_cast<const std::string*>(opt_address)));
       break;
     case OptionType::kCompactionStyle:
-      return SerializeEnum<CompactionStyle>(compaction_style_string_map,
+      return SerializeEnum<CompactionStyle>(
+          compaction_style_string_map,
           *(reinterpret_cast<const CompactionStyle*>(opt_address)), value);
     case OptionType::kCompressionType:
-      return SerializeEnum<CompressionType>(compression_type_string_map,
+      return SerializeEnum<CompressionType>(
+          compression_type_string_map,
           *(reinterpret_cast<const CompressionType*>(opt_address)), value);
     case OptionType::kVectorCompressionType:
       return SerializeVectorCompressionType(
@@ -473,7 +478,8 @@ bool SerializeSingleOptionHelper(const char* opt_address,
       break;
     }
     case OptionType::kChecksumType:
-      return SerializeEnum<ChecksumType>(checksum_type_string_map,
+      return SerializeEnum<ChecksumType>(
+          checksum_type_string_map,
           *reinterpret_cast<const ChecksumType*>(opt_address), value);
     case OptionType::kBlockBasedTableIndexType:
       return SerializeEnum<BlockBasedTableOptions::IndexType>(
@@ -489,7 +495,8 @@ bool SerializeSingleOptionHelper(const char* opt_address,
       break;
     }
     case OptionType::kEncodingType:
-      return SerializeEnum<EncodingType>(encoding_type_string_map,
+      return SerializeEnum<EncodingType>(
+          encoding_type_string_map,
           *reinterpret_cast<const EncodingType*>(opt_address), value);
     default:
       return false;
@@ -936,8 +943,8 @@ Status GetStringFromTableFactory(std::string* opts_str, const TableFactory* tf,
   const auto* bbtf = dynamic_cast<const BlockBasedTableFactory*>(tf);
   opts_str->clear();
   if (bbtf != nullptr) {
-    return GetStringFromBlockBasedTableOptions(
-        opts_str, bbtf->table_options(), delimiter);
+    return GetStringFromBlockBasedTableOptions(opts_str, bbtf->table_options(),
+                                               delimiter);
   }
 
   return Status::OK();
diff --git a/util/options_helper.h b/util/options_helper.h
index c9b154680..373ffc6be 100644
--- a/util/options_helper.h
+++ b/util/options_helper.h
@@ -493,55 +493,52 @@ static std::unordered_map<std::string,
      {offsetof(struct BlockBasedTableOptions, format_version),
       OptionType::kUInt32T, OptionVerificationType::kNormal}}};
 
-static std::unordered_map<std::string, 
-                          OptionTypeInfo> plain_table_type_info = {
-      {"user_key_len", 
-       {offsetof(struct PlainTableOptions, user_key_len),
-        OptionType::kUInt32T, OptionVerificationType::kNormal}},
-      {"bloom_bits_per_key", 
-       {offsetof(struct PlainTableOptions, bloom_bits_per_key),
-        OptionType::kInt, OptionVerificationType::kNormal}},
-      {"hash_table_ratio", 
-       {offsetof(struct PlainTableOptions, hash_table_ratio),
-        OptionType::kDouble, OptionVerificationType::kNormal}},
-      {"index_sparseness", 
-       {offsetof(struct PlainTableOptions, index_sparseness),
-        OptionType::kSizeT, OptionVerificationType::kNormal}},
-      {"huge_page_tlb_size", 
-       {offsetof(struct PlainTableOptions, huge_page_tlb_size),
-        OptionType::kSizeT, OptionVerificationType::kNormal}},
-      {"encoding_type", 
-       {offsetof(struct PlainTableOptions, encoding_type),
-        OptionType::kEncodingType, OptionVerificationType::kByName}},
-      {"full_scan_mode", 
-       {offsetof(struct PlainTableOptions, full_scan_mode),
-        OptionType::kBoolean, OptionVerificationType::kNormal}},
-      {"store_index_in_file", 
-       {offsetof(struct PlainTableOptions, store_index_in_file),
-        OptionType::kBoolean, OptionVerificationType::kNormal}}};  
+static std::unordered_map<std::string, OptionTypeInfo> plain_table_type_info = {
+    {"user_key_len",
+     {offsetof(struct PlainTableOptions, user_key_len), OptionType::kUInt32T,
+      OptionVerificationType::kNormal}},
+    {"bloom_bits_per_key",
+     {offsetof(struct PlainTableOptions, bloom_bits_per_key), OptionType::kInt,
+      OptionVerificationType::kNormal}},
+    {"hash_table_ratio",
+     {offsetof(struct PlainTableOptions, hash_table_ratio), OptionType::kDouble,
+      OptionVerificationType::kNormal}},
+    {"index_sparseness",
+     {offsetof(struct PlainTableOptions, index_sparseness), OptionType::kSizeT,
+      OptionVerificationType::kNormal}},
+    {"huge_page_tlb_size",
+     {offsetof(struct PlainTableOptions, huge_page_tlb_size),
+      OptionType::kSizeT, OptionVerificationType::kNormal}},
+    {"encoding_type",
+     {offsetof(struct PlainTableOptions, encoding_type),
+      OptionType::kEncodingType, OptionVerificationType::kByName}},
+    {"full_scan_mode",
+     {offsetof(struct PlainTableOptions, full_scan_mode), OptionType::kBoolean,
+      OptionVerificationType::kNormal}},
+    {"store_index_in_file",
+     {offsetof(struct PlainTableOptions, store_index_in_file),
+      OptionType::kBoolean, OptionVerificationType::kNormal}}};
 
-static std::unordered_map<std::string, CompressionType> 
+static std::unordered_map<std::string, CompressionType>
     compression_type_string_map = {
-      {"kNoCompression", kNoCompression}, 
-      {"kSnappyCompression", kSnappyCompression},
-      {"kZlibCompression", kZlibCompression},
-      {"kBZip2Compression", kBZip2Compression},
-      {"kLZ4Compression", kLZ4Compression},
-      {"kLZ4HCCompression", kLZ4HCCompression},
-      {"kZSTDNotFinalCompression", kZSTDNotFinalCompression}
-};
+        {"kNoCompression", kNoCompression},
+        {"kSnappyCompression", kSnappyCompression},
+        {"kZlibCompression", kZlibCompression},
+        {"kBZip2Compression", kBZip2Compression},
+        {"kLZ4Compression", kLZ4Compression},
+        {"kLZ4HCCompression", kLZ4HCCompression},
+        {"kZSTDNotFinalCompression", kZSTDNotFinalCompression}};
 
 static std::unordered_map<std::string, BlockBasedTableOptions::IndexType>
-    block_base_table_index_type_string_map = { 
+    block_base_table_index_type_string_map = {
         {"kBinarySearch", BlockBasedTableOptions::IndexType::kBinarySearch},
         {"kHashSearch", BlockBasedTableOptions::IndexType::kHashSearch}};
 
-static std::unordered_map<std::string, EncodingType> 
-    encoding_type_string_map = {{"kPlain", kPlain}, {"kPrefix", kPrefix}};
+static std::unordered_map<std::string, EncodingType> encoding_type_string_map =
+    {{"kPlain", kPlain}, {"kPrefix", kPrefix}};
 
-static std::unordered_map<std::string, ChecksumType> 
-    checksum_type_string_map = {
-      {"kNoChecksum", kNoChecksum}, {"kCRC32c", kCRC32c}, {"kxxHash", kxxHash}};
+static std::unordered_map<std::string, ChecksumType> checksum_type_string_map =
+    {{"kNoChecksum", kNoChecksum}, {"kCRC32c", kCRC32c}, {"kxxHash", kxxHash}};
 
 static std::unordered_map<std::string, CompactionStyle>
     compaction_style_string_map = {