ir:/movie: Replace for-loops with fmt::join

src/core/hle/service/ir/extra_hid.cpp

@@ -165,10 +165,8 @@ void ExtraHID::OnDisconnect() {
 
 void ExtraHID::HandleConfigureHIDPollingRequest(const std::vector<u8>& request) {
     if (request.size() != 3) {
-        std::string request_string;
-        for (auto request_part : request)
-            request_string += fmt::format("{:02x} ", request_part);
-        LOG_ERROR(Service_IR, "Wrong request size ({}): {}", request.size(), request_string);
+        LOG_ERROR(Service_IR, "Wrong request size ({}): {}", request.size(),
+                  fmt::format("{:02x}", fmt::join(request, " ")));
         return;
     }
 
@@ -190,11 +188,8 @@ void ExtraHID::HandleReadCalibrationDataRequest(const std::vector<u8>& request_b
                   "ReadCalibrationDataRequest has wrong size");
 
     if (request_buf.size() != sizeof(ReadCalibrationDataRequest)) {
-        std::string request_buf_string;
-        for (auto request_buf_part : request_buf)
-            request_buf_string += fmt::format("{:02x} ", request_buf_part);
         LOG_ERROR(Service_IR, "Wrong request size ({}): {}", request_buf.size(),
-                  request_buf_string);
+                  fmt::format("{:02x}", fmt::join(request_buf, " ")));
         return;
     }
 
@@ -228,10 +223,7 @@ void ExtraHID::OnReceive(const std::vector<u8>& data) {
         HandleReadCalibrationDataRequest(data);
         break;
     default:
-        std::string data_string;
-        for (auto data_part : data)
-            data_string += fmt::format("{:02x} ", data_part);
-        LOG_ERROR(Service_IR, "Unknown request: {}", data_string);
+        LOG_ERROR(Service_IR, "Unknown request: {}", fmt::format("{:02x}", fmt::join(data, " ")));
         break;
     }
 }

src/core/hle/service/ir/ir_user.cpp

@@ -183,7 +183,7 @@ private:
 
 /// Wraps the payload into packet and puts it to the receive buffer
 void IR_USER::PutToReceive(const std::vector<u8>& payload) {
-    LOG_TRACE(Service_IR, "called, data={}", Common::ArrayToString(payload.data(), payload.size()));
+    LOG_TRACE(Service_IR, "called, data={}", fmt::format("{:02x}", fmt::join(payload, " ")));
     std::size_t size = payload.size();
 
     std::vector<u8> packet;
@@ -361,7 +361,7 @@ void IR_USER::SendIrNop(Kernel::HLERequestContext& ctx) {
                            ErrorSummary::InvalidState, ErrorLevel::Status));
     }
 
-    LOG_TRACE(Service_IR, "called, data={}", Common::ArrayToString(buffer.data(), size));
+    LOG_TRACE(Service_IR, "called, data={}", fmt::format("{:02x}", fmt::join(buffer, " ")));
 }
 
 void IR_USER::ReleaseReceivedData(Kernel::HLERequestContext& ctx) {

src/core/movie.cpp

@@ -358,9 +358,7 @@ Movie::ValidationResult Movie::ValidateHeader(const CTMHeader& header, u64 progr
         return ValidationResult::Invalid;
     }
 
-    std::string revision;
-    for (auto header_part : header.revision)
-        revision += fmt::format("{:02x}", header_part);
+    std::string revision = fmt::format("{:02x}", fmt::join(header.revision, ""));
 
     if (!program_id)
         Core::System::GetInstance().GetAppLoader().ReadProgramId(program_id);