From 750a48f28147519cec4ad546c0ce060781583493 Mon Sep 17 00:00:00 2001
From: Paul Pan <i@0x7f.app>
Date: Sat, 4 May 2024 23:31:04 +0800
Subject: [PATCH] fix: utils: add missing warn.rs

---
 lib/utils/src/warn.rs | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 lib/utils/src/warn.rs

diff --git a/lib/utils/src/warn.rs b/lib/utils/src/warn.rs
new file mode 100644
index 0000000..0758dc6
--- /dev/null
+++ b/lib/utils/src/warn.rs
@@ -0,0 +1,15 @@
+// Taken from https://internals.rust-lang.org/t/pre-rfc-add-compile-warning-macro/9370/7
+
+#[macro_export]
+macro_rules! compile_warning {
+    ($name:ident, $message:expr $(,)*) => {
+        mod $name {
+            #[must_use = $message]
+            struct compile_warning;
+            #[allow(dead_code)]
+            fn trigger_warning() {
+                compile_warning;
+            }
+        }
+    };
+}