From 81b1efb10e134722743c3749f5177fd2c6ffac77 Mon Sep 17 00:00:00 2001
From: Xavier Lau <xavier@inv.cafe>
Date: Thu, 6 Jul 2023 15:58:14 +0800
Subject: [PATCH] Companion of paritytech/substrate#13287

---
 runtime/crab/src/lib.rs     | 8 ++++++++
 runtime/darwinia/src/lib.rs | 8 ++++++++
 runtime/pangolin/src/lib.rs | 8 ++++++++
 runtime/pangoro/src/lib.rs  | 8 ++++++++
 4 files changed, 32 insertions(+)

diff --git a/runtime/crab/src/lib.rs b/runtime/crab/src/lib.rs
index e4096fb81..26aa1f9a3 100644
--- a/runtime/crab/src/lib.rs
+++ b/runtime/crab/src/lib.rs
@@ -255,6 +255,14 @@ sp_api::impl_runtime_apis! {
 		fn metadata() -> sp_core::OpaqueMetadata {
 			sp_core::OpaqueMetadata::new(Runtime::metadata().into())
 		}
+
+		fn metadata_at_version(version: u32) -> Option<OpaqueMetadata> {
+			Runtime::metadata_at_version(version)
+		}
+
+		fn metadata_versions() -> sp_std::vec::Vec<u32> {
+			Runtime::metadata_versions()
+		}
 	}
 
 	impl sp_block_builder::BlockBuilder<Block> for Runtime {
diff --git a/runtime/darwinia/src/lib.rs b/runtime/darwinia/src/lib.rs
index a86063511..e988c9f81 100644
--- a/runtime/darwinia/src/lib.rs
+++ b/runtime/darwinia/src/lib.rs
@@ -256,6 +256,14 @@ sp_api::impl_runtime_apis! {
 		fn metadata() -> sp_core::OpaqueMetadata {
 			sp_core::OpaqueMetadata::new(Runtime::metadata().into())
 		}
+
+		fn metadata_at_version(version: u32) -> Option<OpaqueMetadata> {
+			Runtime::metadata_at_version(version)
+		}
+
+		fn metadata_versions() -> sp_std::vec::Vec<u32> {
+			Runtime::metadata_versions()
+		}
 	}
 
 	impl sp_block_builder::BlockBuilder<Block> for Runtime {
diff --git a/runtime/pangolin/src/lib.rs b/runtime/pangolin/src/lib.rs
index 11381c6a1..3df4f2c11 100644
--- a/runtime/pangolin/src/lib.rs
+++ b/runtime/pangolin/src/lib.rs
@@ -257,6 +257,14 @@ sp_api::impl_runtime_apis! {
 		fn metadata() -> sp_core::OpaqueMetadata {
 			sp_core::OpaqueMetadata::new(Runtime::metadata().into())
 		}
+
+		fn metadata_at_version(version: u32) -> Option<OpaqueMetadata> {
+			Runtime::metadata_at_version(version)
+		}
+
+		fn metadata_versions() -> sp_std::vec::Vec<u32> {
+			Runtime::metadata_versions()
+		}
 	}
 
 	impl sp_block_builder::BlockBuilder<Block> for Runtime {
diff --git a/runtime/pangoro/src/lib.rs b/runtime/pangoro/src/lib.rs
index 6c3aec5a3..875ea2857 100644
--- a/runtime/pangoro/src/lib.rs
+++ b/runtime/pangoro/src/lib.rs
@@ -256,6 +256,14 @@ sp_api::impl_runtime_apis! {
 		fn metadata() -> sp_core::OpaqueMetadata {
 			sp_core::OpaqueMetadata::new(Runtime::metadata().into())
 		}
+
+		fn metadata_at_version(version: u32) -> Option<OpaqueMetadata> {
+			Runtime::metadata_at_version(version)
+		}
+
+		fn metadata_versions() -> sp_std::vec::Vec<u32> {
+			Runtime::metadata_versions()
+		}
 	}
 
 	impl sp_block_builder::BlockBuilder<Block> for Runtime {