From 4996e276733a13fd16b2a08f617570ea201718ba Mon Sep 17 00:00:00 2001
From: daxpedda <daxpedda@gmail.com>
Date: Sun, 26 Jan 2020 18:35:39 +0100
Subject: macros: fix skipping generics on #[tokio::main] (#2177)

When using #[tokio::main] on a function with generics, the generics are
skipped. Simply using #vis #sig instead of #vis fn #name(#inputs) #ret
fixes the problem.

Fixes #2176
---
 tests-integration/tests/macros_main.rs | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'tests-integration')

diff --git a/tests-integration/tests/macros_main.rs b/tests-integration/tests/macros_main.rs
index 182e2779..42f5be3b 100644
--- a/tests-integration/tests/macros_main.rs
+++ b/tests-integration/tests/macros_main.rs
@@ -5,6 +5,11 @@ async fn basic_main() -> usize {
     1
 }
 
+#[tokio::main]
+async fn generic_fun<T: Default>() -> T {
+    T::default()
+}
+
 #[cfg(feature = "rt-core")]
 mod spawn {
     #[tokio::main]
@@ -22,4 +27,5 @@ mod spawn {
 #[test]
 fn shell() {
     assert_eq!(1, basic_main());
+    assert_eq!(bool::default(), generic_fun::<bool>())
 }
-- 
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