refactor once again

pallets/subtensor/src/subnets/uids.rs

@@ -18,11 +18,16 @@ impl<T: Config> Pallet<T> {
 
     /// Resets the trust, emission, consensus, incentive, dividends of the neuron to default
     pub fn clear_neuron(netuid: u16, neuron_uid: u16) {
-        Emission::<T>::mutate(netuid, |v| Self::set_element_at(v, neuron_uid.into(), 0));
-        Trust::<T>::mutate(netuid, |v| Self::set_element_at(v, neuron_uid.into(), 0));
-        Consensus::<T>::mutate(netuid, |v| Self::set_element_at(v, neuron_uid.into(), 0));
-        Incentive::<T>::mutate(netuid, |v| Self::set_element_at(v, neuron_uid.into(), 0));
-        Dividends::<T>::mutate(netuid, |v| Self::set_element_at(v, neuron_uid.into(), 0));
+        let neuron_index: usize = neuron_uid.into();
+        Self::set_element_at(&mut Emission::<T>::get(netuid), neuron_index, 0);
+        for storage in &mut [
+            &mut Trust::<T>::get(netuid),
+            &mut Consensus::<T>::get(netuid),
+            &mut Incentive::<T>::get(netuid),
+            &mut Dividends::<T>::get(netuid),
+        ] {
+            Self::set_element_at(storage, neuron_index, 0);
+        }
     }
 
     /// Replace the neuron under this uid.

runtime/src/lib.rs

@@ -142,7 +142,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
     //   `spec_version`, and `authoring_version` are the same between Wasm and native.
     // This value is set to 100 to notify Polkadot-JS App (https://polkadot.js.org/apps) to use
     //   the compatible custom types.
-    spec_version: 196,
+    spec_version: 197,
     impl_version: 1,
     apis: RUNTIME_API_VERSIONS,
     transaction_version: 1,