From ad10b82c1e6785cbf88562117b1609905cfeb6dc Mon Sep 17 00:00:00 2001
From: 魏曹先生 <1992414357@qq.com>
Date: Mon, 27 Apr 2026 21:06:38 +0800
Subject: Add `route!` macro for early error routing

---
 mingling_macros/src/lib.rs | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'mingling_macros/src')

diff --git a/mingling_macros/src/lib.rs b/mingling_macros/src/lib.rs
index f9be1de..cce5eeb 100644
--- a/mingling_macros/src/lib.rs
+++ b/mingling_macros/src/lib.rs
@@ -58,6 +58,18 @@ pub fn pack(input: TokenStream) -> TokenStream {
     pack::pack(input)
 }
 
+#[proc_macro]
+pub fn route(input: TokenStream) -> TokenStream {
+    let expr = parse_macro_input!(input as syn::Expr);
+    let expanded = quote! {
+        match #expr {
+            Ok(r) => r,
+            Err(e) => return e,
+        }
+    };
+    TokenStream::from(expanded)
+}
+
 #[proc_macro]
 pub fn dispatcher(input: TokenStream) -> TokenStream {
     dispatcher::dispatcher(input)
-- 
cgit