fix curl requirement

CMakeLists.txt

@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.20)
 include(cmake/color.cmake)
-set(BLT_VERSION 5.3.3)
+set(BLT_VERSION 5.3.4)
 
 set(BLT_TARGET BLT)
 

src/blt/std/requests.cpp

@@ -29,7 +29,7 @@
 
 namespace blt::requests
 {
-	#ifdef BLT_HAS_CURL
+#ifdef BLT_HAS_CURL
     struct curl_init_t
     {
         curl_init_t()
@@ -75,16 +75,17 @@ namespace blt::requests
         return curl_easy_init_obj.curl;
     }
 
-		size_t write_to_string_func(const void* data, const size_t size, const size_t nmemb, void* user_data) {
+    size_t write_to_string_func(const void* data, const size_t size, const size_t nmemb, void* user_data)
+    {
         auto& str = *static_cast<std::string*>(user_data);
         str.append(static_cast<const char*>(data), size * nmemb);
         return size * nmemb;
     };
-	#endif
+#endif
 
     std::string send_get_request(const std::string& url)
     {
-		#ifdef __EMSCRIPTEN__
+#ifdef __EMSCRIPTEN__
 		auto* str = static_cast<char*>(EM_ASM_PTR({
 				var xhr = new XMLHttpRequest();
 				xhr.open("GET", $0);
@@ -94,7 +95,8 @@ namespace blt::requests
 		std::string str_obj{str};
 		free(str);
 		return str_obj;
-		#else
+#else
+#ifdef BLT_HAS_CURL
         init();
         auto curl = easy_init();
         if (!curl)
@@ -107,10 +109,13 @@ namespace blt::requests
         curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, &write_to_string_func);
 
         const auto res = curl_easy_perform(curl);
-		if(res != CURLE_OK)
+        if (res != CURLE_OK)
             throw std::runtime_error(curl_easy_strerror(res));
 
         return response_string;
-		#endif
+#else
+        return "Missing cURL! Unable to fetch URL: '" + url + "'";
+#endif
+#endif
     }
 }