diff --git a/utils/utils.js b/utils/js_ts/utils.js
similarity index 100%
rename from utils/utils.js
rename to utils/js_ts/utils.js
diff --git a/utils/utils.ts b/utils/js_ts/utils.ts
similarity index 100%
rename from utils/utils.ts
rename to utils/js_ts/utils.ts
diff --git a/utils/rust/utils.rs b/utils/rust/utils.rs
new file mode 100644
index 00000000..ea632424
--- /dev/null
+++ b/utils/rust/utils.rs
@@ -0,0 +1,5 @@
+pub fn print_type_of<T>(v: &str, _: &T) {
+    println!("type of {} :=> {}", v, std::any::type_name::<T>())
+}
+// example usage:
+// print_type_of("title", &title);