Apply suggestions from code review

Co-authored-by: Georgi Gerganov <[email protected]>

Author: ochafik

common/chat.cpp

@@ -127,7 +127,7 @@ static common_chat_msg parse_json_tool_calls(
 
     if (!result.tool_calls.empty()) {
         if (!string_strip(result.content).empty()) {
-            LOG_WRN("Content found with tool calls: %s", result.content.c_str());
+            LOG_WRN("Content found with tool calls: %s\n", result.content.c_str());
         }
         result.content = "";
     }
@@ -982,7 +982,7 @@ common_chat_params common_chat_params_init(const common_chat_template & tmpl, co
             throw std::runtime_error("Cannot specify grammar with tools");
         }
         if (caps.supports_tool_calls && !caps.supports_tools) {
-            LOG_WRN("Template supports tool calls but does not natively describe tools. The fallback behaviour used may produce bad results, inspect prompt w/ --verbose & consider overriding the template.");
+            LOG_WRN("Template supports tool calls but does not natively describe tools. The fallback behaviour used may produce bad results, inspect prompt w/ --verbose & consider overriding the template.\n");
         }
     }
 

examples/server/server.cpp

@@ -731,7 +731,7 @@ struct server_task_result_cmpl_final : server_task_result {
         if (!msg.reasoning_content.empty()) {
             message["reasoning_content"] = msg.reasoning_content;
         }
-        if (msg.content == "" && !msg.tool_calls.empty()) {
+        if (msg.content.empty() && !msg.tool_calls.empty()) {
             message["content"] = json();
         } else {
             message["content"] = msg.content;