From 7f1f811cf98dfac7f522d3f825cd08f7b2ae31b1 Mon Sep 17 00:00:00 2001
From: Demi Obenour <demi@parity.io>
Date: Thu, 4 Jun 2020 16:38:02 +0000
Subject: [PATCH] impl_opaque_keys should allow doc comments (#6255)

---
 substrate/primitives/runtime/src/traits.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/substrate/primitives/runtime/src/traits.rs b/substrate/primitives/runtime/src/traits.rs
index 7d7e969427..fb46ba1dfa 100644
--- a/substrate/primitives/runtime/src/traits.rs
+++ b/substrate/primitives/runtime/src/traits.rs
@@ -1157,6 +1157,7 @@ macro_rules! impl_opaque_keys {
 		$( #[ $attr:meta ] )*
 		pub struct $name:ident {
 			$(
+				$( #[ $inner_attr:meta ] )*
 				pub $field:ident: $type:ty,
 			)*
 		}
@@ -1171,6 +1172,7 @@ macro_rules! impl_opaque_keys {
 		#[cfg_attr(feature = "std", derive($crate::serde::Serialize, $crate::serde::Deserialize))]
 		pub struct $name {
 			$(
+				$( #[ $inner_attr ] )*
 				pub $field: <$type as $crate::BoundToRuntimeAppPublic>::Public,
 			)*
 		}