From 1a5e74ac7642ef816d9147015e2fc8961722677d Mon Sep 17 00:00:00 2001
From: Yuanchao Sun <yuanchao.sun@gmail.com>
Date: Fri, 31 Jan 2020 19:40:45 +0800
Subject: [PATCH] Update substrate, bump metadata version to v11 (#67)

---
 src/extrinsic.rs | 8 ++++++++
 src/metadata.rs  | 2 +-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/extrinsic.rs b/src/extrinsic.rs
index 4c51aca9ec..9429869fb3 100644
--- a/src/extrinsic.rs
+++ b/src/extrinsic.rs
@@ -63,6 +63,7 @@ impl<T> SignedExtension for CheckVersion<T>
 where
     T: System + Send + Sync,
 {
+    const IDENTIFIER: &'static str = "CheckVersion";
     type AccountId = u64;
     type Call = ();
     type AdditionalSigned = u32;
@@ -93,6 +94,7 @@ impl<T> SignedExtension for CheckGenesis<T>
 where
     T: System + Send + Sync,
 {
+    const IDENTIFIER: &'static str = "CheckGenesis";
     type AccountId = u64;
     type Call = ();
     type AdditionalSigned = T::Hash;
@@ -125,6 +127,7 @@ impl<T> SignedExtension for CheckEra<T>
 where
     T: System + Send + Sync,
 {
+    const IDENTIFIER: &'static str = "CheckEra";
     type AccountId = u64;
     type Call = ();
     type AdditionalSigned = T::Hash;
@@ -145,6 +148,7 @@ impl<T> SignedExtension for CheckNonce<T>
 where
     T: System + Send + Sync,
 {
+    const IDENTIFIER: &'static str = "CheckNonce";
     type AccountId = u64;
     type Call = ();
     type AdditionalSigned = ();
@@ -165,6 +169,7 @@ impl<T> SignedExtension for CheckWeight<T>
 where
     T: System + Send + Sync,
 {
+    const IDENTIFIER: &'static str = "CheckWeight";
     type AccountId = u64;
     type Call = ();
     type AdditionalSigned = ();
@@ -186,6 +191,7 @@ impl<T> SignedExtension for ChargeTransactionPayment<T>
 where
     T: Balances + Send + Sync,
 {
+    const IDENTIFIER: &'static str = "ChargeTransactionPayment";
     type AccountId = u64;
     type Call = ();
     type AdditionalSigned = ();
@@ -206,6 +212,7 @@ impl<T> SignedExtension for CheckBlockGasLimit<T>
 where
     T: System + Send + Sync,
 {
+    const IDENTIFIER: &'static str = "CheckBlockGasLimit";
     type AccountId = u64;
     type Call = ();
     type AdditionalSigned = ();
@@ -266,6 +273,7 @@ impl<T: System + Balances + Send + Sync> SignedExtra<T> for DefaultExtra<T> {
 }
 
 impl<T: System + Balances + Send + Sync> SignedExtension for DefaultExtra<T> {
+    const IDENTIFIER: &'static str = "DefaultExtra";
     type AccountId = T::AccountId;
     type Call = ();
     type AdditionalSigned =
diff --git a/src/metadata.rs b/src/metadata.rs
index c451535d42..f71a1112ab 100644
--- a/src/metadata.rs
+++ b/src/metadata.rs
@@ -355,7 +355,7 @@ impl TryFrom<RuntimeMetadataPrefixed> for Metadata {
             return Err(ConversionError::InvalidPrefix.into())
         }
         let meta = match metadata.1 {
-            RuntimeMetadata::V10(meta) => meta,
+            RuntimeMetadata::V11(meta) => meta,
             _ => return Err(ConversionError::InvalidVersion.into()),
         };
         let mut modules = HashMap::new();