Neo: add NEP-27 to the list of supported standards starting from Echidna

Follow #3597. Signed-off-by: Anna Shaleva <[email protected]>
neo-project · Dec 23, 2024 · 4a393cb · 4a393cb
1 parent 216c39e
commit 4a393cb
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Showing 3 changed files with 12 additions and 3 deletions.
diff --git a/src/Neo/SmartContract/Native/FungibleToken.cs b/src/Neo/SmartContract/Native/FungibleToken.cs
@@ -65,7 +65,7 @@ protected FungibleToken() : base()
             Factor = BigInteger.Pow(10, Decimals);
         }
 
-        protected override void OnManifestCompose(ContractManifest manifest)
+        protected override void OnManifestCompose(IsHardforkEnabledDelegate hfChecker, uint blockHeight, ContractManifest manifest)
         {
             manifest.SupportedStandards = new[] { "NEP-17" };
         }

diff --git a/src/Neo/SmartContract/Native/NativeContract.cs b/src/Neo/SmartContract/Native/NativeContract.cs
@@ -259,7 +259,7 @@ public ContractState GetContractState(IsHardforkEnabledDelegate hfChecker, uint
                 Extra = null
             };
 
-            OnManifestCompose(manifest);
+            OnManifestCompose(hfChecker, blockHeight, manifest);
 
             // Return ContractState
             return new ContractState
@@ -271,7 +271,7 @@ public ContractState GetContractState(IsHardforkEnabledDelegate hfChecker, uint
             };
         }
 
-        protected virtual void OnManifestCompose(ContractManifest manifest) { }
+        protected virtual void OnManifestCompose(IsHardforkEnabledDelegate hfChecker, uint blockHeight, ContractManifest manifest) { }
 
         /// <summary>
         /// It is the initialize block

diff --git a/src/Neo/SmartContract/Native/NeoToken.cs b/src/Neo/SmartContract/Native/NeoToken.cs
@@ -107,6 +107,15 @@ private protected override async ContractTask PostTransferAsync(ApplicationEngin
                 await GAS.Mint(engine, distribution.Account, distribution.Amount, callOnPayment);
         }
 
+        internal override void OnManifestCompose(IsHardforkEnabledDelegate hfChecker, uint blockHeight, ContractManifest manifest)
+        {
+            if (hfChecker(Hardfork.HF_Echidna, blockHeight)) {
+                manifest.SupportedStandards = new[] { "NEP-17", "NEP-27" };
+            } else {
+                manifest.SupportedStandards = new[] { "NEP-17" };
+            }
+        }
+
         private GasDistribution DistributeGas(ApplicationEngine engine, UInt160 account, NeoAccountState state)
         {
             // PersistingBlock is null when running under the debugger