fix string::format

shader-slang · Oct 24, 2024 · ad87777 · ad87777
1 parent 6386188
commit ad87777
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/src/core/string.h b/src/core/string.h
@@ -51,10 +51,10 @@ inline const char* convertArg(const std::string& arg)
 template<typename... Args>
 std::string format(const char* format, Args&&... args)
 {
-    size_t size = snprintf(nullptr, 0, format, detail::convertArg(args)...) + 1;
+    size_t len = snprintf(nullptr, 0, format, detail::convertArg(args)...);
     std::string str;
-    str.resize(size);
-    snprintf(str.data(), size, format, detail::convertArg(args)...);
+    str.resize(len);
+    snprintf(str.data(), len + 1, format, detail::convertArg(args)...);
     return str;
 }