Review updates

Author: grod220

Cargo.lock

@@ -31,3 +31,6 @@ test = "nightly-2025-02-16"
 
 [workspace.metadata.spellcheck]
 config = "scripts/spellcheck.toml"
+
+[patch.crates-io]
+solana-stake-interface = { path = "interface" }

Cargo.toml

@@ -8,10 +8,12 @@
 
 import {
   combineCodec,
+  fixDecoderSize,
+  fixEncoderSize,
   getAddressDecoder,
   getAddressEncoder,
-  getF64Decoder,
-  getF64Encoder,
+  getBytesDecoder,
+  getBytesEncoder,
   getStructDecoder,
   getStructEncoder,
   getU64Decoder,
@@ -20,22 +22,23 @@ import {
   type FixedSizeCodec,
   type FixedSizeDecoder,
   type FixedSizeEncoder,
+  type ReadonlyUint8Array,
 } from '@solana/kit';
 
 export type Delegation = {
   voterPubkey: Address;
   stake: bigint;
   activationEpoch: bigint;
   deactivationEpoch: bigint;
-  warmupCooldownRate: number;
+  reserved: ReadonlyUint8Array;
 };
 
 export type DelegationArgs = {
   voterPubkey: Address;
   stake: number | bigint;
   activationEpoch: number | bigint;
   deactivationEpoch: number | bigint;
-  warmupCooldownRate: number;
+  reserved: ReadonlyUint8Array;
 };
 
 export function getDelegationEncoder(): FixedSizeEncoder<DelegationArgs> {
@@ -44,7 +47,7 @@ export function getDelegationEncoder(): FixedSizeEncoder<DelegationArgs> {
     ['stake', getU64Encoder()],
     ['activationEpoch', getU64Encoder()],
     ['deactivationEpoch', getU64Encoder()],
-    ['warmupCooldownRate', getF64Encoder()],
+    ['reserved', fixEncoderSize(getBytesEncoder(), 8)],
   ]);
 }
 
@@ -54,7 +57,7 @@ export function getDelegationDecoder(): FixedSizeDecoder<Delegation> {
     ['stake', getU64Decoder()],
     ['activationEpoch', getU64Decoder()],
     ['deactivationEpoch', getU64Decoder()],
-    ['warmupCooldownRate', getF64Decoder()],
+    ['reserved', fixDecoderSize(getBytesDecoder(), 8)],
   ]);
 }
 

clients/js/src/generated/types/delegation.ts

@@ -21,5 +21,5 @@ pub struct Delegation {
     pub stake: u64,
     pub activation_epoch: u64,
     pub deactivation_epoch: u64,
-    pub warmup_cooldown_rate: f64,
+    pub reserved: [u8; 8],
 }

clients/rust/src/generated/types/delegation.rs

@@ -959,9 +959,12 @@
             }
           },
           {
-            "name": "warmupCooldownRate",
+            "name": "_reserved",
             "type": {
-              "defined": "f64"
+              "array": [
+                "u8",
+                8
+              ]
             }
           }
         ]

interface/idl.json

@@ -12,6 +12,8 @@ pub mod stake_history;
 pub mod state;
 #[cfg(feature = "sysvar")]
 pub mod sysvar;
+#[cfg(test)]
+mod test_utils;
 pub mod tools;
 pub mod warmup_cooldown_allowance;