More fixes for coverity

src/gpgmm/common/EventTraceWriter.cpp

@@ -64,7 +64,7 @@ namespace gpgmm {
         std::vector<TraceEvent> mBuffer;
     };
 
-    EventTraceWriter::EventTraceWriter()
+    EventTraceWriter::EventTraceWriter() noexcept
         : mTraceFile(kDefaultTraceFile),
           mIgnoreMask(TraceEventPhase::None),
           mPlatformTime(CreatePlatformTime()) {
@@ -95,7 +95,7 @@ namespace gpgmm {
         }
     }
 
-    void EventTraceWriter::FlushQueuedEventsToDisk() {
+    void EventTraceWriter::FlushQueuedEventsToDisk() noexcept {
         std::unique_lock<std::mutex> lock(mMutex);
 
         JSONArray traceEvents;

src/gpgmm/common/EventTraceWriter.h

@@ -29,7 +29,7 @@ namespace gpgmm {
 
     class EventTraceWriter {
       public:
-        EventTraceWriter();
+        EventTraceWriter() noexcept;
         ~EventTraceWriter();
 
         void SetConfiguration(const char* traceFile, const TraceEventPhase& ignoreMask);
@@ -42,7 +42,7 @@ namespace gpgmm {
                                uint32_t flags,
                                const JSONDict& args);
 
-        void FlushQueuedEventsToDisk();
+        void FlushQueuedEventsToDisk() noexcept;
 
         void FlushAndRemoveBufferEntry(std::vector<TraceEvent>* buffer);
 

src/gpgmm/d3d12/ErrorD3D12.cpp

@@ -23,7 +23,7 @@
 
 namespace gpgmm::d3d12 {
 
-    std::string GetErrorMessage(HRESULT error) {
+    std::string GetErrorMessage(HRESULT error) noexcept {
         std::wstring wstring = TCharToWString(_com_error(error).ErrorMessage());
         std::stringstream ss;
         ss << WCharToUTF8(wstring.c_str()) << " (0x" << std::hex << std::uppercase

src/gpgmm/d3d12/ErrorD3D12.h

@@ -73,7 +73,7 @@ namespace gpgmm::d3d12 {
 #define AssertIfSucceded(expr) ASSERT(FAILED(expr));
 
     std::string GetDeviceErrorMessage(ID3D12Device* device, HRESULT error);
-    std::string GetErrorMessage(HRESULT error);
+    std::string GetErrorMessage(HRESULT error) noexcept;
 
 }  // namespace gpgmm::d3d12
 

src/gpgmm/utils/JSONEncoder.cpp

@@ -18,7 +18,7 @@ namespace gpgmm {
 
     // JSONDict
 
-    JSONDict::JSONDict() {
+    JSONDict::JSONDict() noexcept {
         mSS << "{ ";
     }
 
@@ -106,7 +106,7 @@ namespace gpgmm {
 
     // JSONArray
 
-    JSONArray::JSONArray() {
+    JSONArray::JSONArray() noexcept {
         mSS << "[ ";
     }
 

src/gpgmm/utils/JSONEncoder.h

@@ -24,7 +24,7 @@ namespace gpgmm {
 
     class JSONDict {
       public:
-        JSONDict();
+        JSONDict() noexcept;
         JSONDict(const std::string& name, const JSONDict& object);
         JSONDict(const JSONDict& other);
         JSONDict& operator=(const JSONDict& other);
@@ -55,7 +55,7 @@ namespace gpgmm {
 
     class JSONArray {
       public:
-        JSONArray();
+        JSONArray() noexcept;
         JSONArray(const JSONArray& other);
         JSONArray& operator=(const JSONArray& other);
 

src/gpgmm/utils/Log.cpp

@@ -95,7 +95,7 @@ namespace gpgmm {
 
     // LogMessage
 
-    LogMessage::LogMessage(MessageSeverity severity, MessageId messageId)
+    LogMessage::LogMessage(MessageSeverity severity, MessageId messageId) noexcept
         : mSeverity(severity), mMessageId(messageId) {
     }
 

src/gpgmm/utils/Log.h

@@ -57,14 +57,14 @@ namespace gpgmm {
     // Essentially an ostringstream that will print itself in its destructor.
     class LogMessage {
       public:
-        LogMessage(MessageSeverity severity, MessageId messageId);
+        LogMessage(MessageSeverity severity, MessageId messageId) noexcept;
         ~LogMessage();
 
         LogMessage(LogMessage&& other) = default;
         LogMessage& operator=(LogMessage&& other) = default;
 
         template <typename T>
-        LogMessage& operator<<(T&& value) {
+        LogMessage& operator<<(T&& value) noexcept {
             mStream << value;
             return *this;
         }

src/gpgmm/utils/Utils.h

@@ -44,15 +44,15 @@ namespace gpgmm {
     std::string ToString(const void* object);
 
     template <typename T>
-    std::string ToString(T object) {
+    std::string ToString(T object) noexcept {
         std::stringstream output;
         output << object;
         return output.str();
     }
 
     // Converts T to a hexadecimal string.
     template <typename T>
-    std::string ToHexStr(T object) {
+    std::string ToHexStr(T object) noexcept {
         std::stringstream stream;
         stream << "0x" << std::hex << object;
         return stream.str();