reorganized files

src-tauri/src/utilities.rs

@@ -0,0 +1,29 @@
+#[macro_export]
+macro_rules! lock_r {
+    ($rwlock:expr) => {{
+        match $rwlock.read() {
+            Ok(guard) => guard,
+            Err(_) => panic!(
+                "Failed to acquire read lock on {} at {}:{}",
+                stringify!($rwlock),
+                file!(),
+                line!()
+            ),
+        }
+    }};
+}
+
+#[macro_export]
+macro_rules! lock_w {
+    ($rwlock:expr) => {{
+        match $rwlock.write() {
+            Ok(guard) => guard,
+            Err(_) => panic!(
+                "Failed to acquire write lock on {} at {}:{}",
+                stringify!($rwlock),
+                file!(),
+                line!()
+            ),
+        }
+    }};
+}