From 3c131b618138ced29c01ab8d15d8c6410c9e128b Mon Sep 17 00:00:00 2001
From: Michal Kucharczyk <1728078+michalkucharczyk@users.noreply.github.com>
Date: Mon, 12 Jun 2023 11:33:01 +0200
Subject: [PATCH] RuntimeGenesisBuild added

---
 .../procedural/src/construct_runtime/expand/config.rs      | 2 +-
 frame/support/src/traits.rs                                | 2 +-
 frame/support/src/traits/hooks.rs                          | 7 +++++++
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/frame/support/procedural/src/construct_runtime/expand/config.rs b/frame/support/procedural/src/construct_runtime/expand/config.rs
index 02cb6fd065ead..ce3af1bf142c4 100644
--- a/frame/support/procedural/src/construct_runtime/expand/config.rs
+++ b/frame/support/procedural/src/construct_runtime/expand/config.rs
@@ -100,7 +100,7 @@ pub fn expand_outer_config(
 			}
 		}
 
-		impl<T> #scrate::traits::GenesisBuild<T> for RuntimeGenesisConfig {
+		impl #scrate::traits::RuntimeGenesisBuild for RuntimeGenesisConfig {
 			fn build(&self) {
 				#genesis_build_calls
 			}
diff --git a/frame/support/src/traits.rs b/frame/support/src/traits.rs
index 3db274c1720c6..845811d95d883 100644
--- a/frame/support/src/traits.rs
+++ b/frame/support/src/traits.rs
@@ -82,7 +82,7 @@ pub use metadata::{
 mod hooks;
 pub use hooks::{
 	GenesisBuild, Hooks, IntegrityTest, OnFinalize, OnGenesis, OnIdle, OnInitialize,
-	OnRuntimeUpgrade, OnTimestampSet,
+	OnRuntimeUpgrade, OnTimestampSet, RuntimeGenesisBuild,
 };
 
 pub mod schedule;
diff --git a/frame/support/src/traits/hooks.rs b/frame/support/src/traits/hooks.rs
index 7dda6624ffe65..d227bc2b331fb 100644
--- a/frame/support/src/traits/hooks.rs
+++ b/frame/support/src/traits/hooks.rs
@@ -359,6 +359,13 @@ pub trait Hooks<BlockNumber> {
 	fn integrity_test() {}
 }
 
+/// A trait to define the build function of a runtime genesis config.
+pub trait RuntimeGenesisBuild: Default + sp_runtime::traits::MaybeSerializeDeserialize {
+	/// Build function allows to put all genesis config keys for each runtime pallet into the
+	/// storage.
+	fn build(&self);
+}
+
 /// A trait to define the build function of a genesis config, T and I are placeholder for pallet
 /// trait and pallet instance.
 pub trait GenesisBuild<T, I = ()>: Default + sp_runtime::traits::MaybeSerializeDeserialize {