RuntimeGenesisBuild added

Author: michalkucharczyk

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
 			}

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;

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 {