explaining byte padding

Author: ayushboss

target_chains/fuel/contracts/pyth-interface/src/data_structures/wormhole_light.sw

@@ -117,7 +117,7 @@ impl GuardianSetUpgrade {
             let (key, _) = slice.split_at(20);
             let mut full_address_key = Bytes::with_capacity(32);
 
-
+            // Sway's from_be_bytes expects a 32-byte array, so we pad with zeros
             let mut j = 0;
             while j < 12 {
                 full_address_key.push(0u8);
@@ -128,7 +128,6 @@ impl GuardianSetUpgrade {
 
             let key: b256 = b256::from_be_bytes(full_address_key.clone());
 
-
             new_guardian_set.keys.push(key);
             index += 20;
             i += 1;

target_chains/fuel/contracts/pyth-interface/src/pyth_merkle_proof.sw

@@ -20,6 +20,7 @@ fn node_hash(child_a: Bytes, child_b: Bytes) -> Bytes {
     let mut bytes = Bytes::with_capacity(41);
     bytes.push(MERKLE_NODE_PREFIX);
 
+    // Sway's from_be_bytes expects a 32-byte array, so we pad with zeros
     let mut full_address_child_a = Bytes::with_capacity(32);
     let mut full_address_child_b = Bytes::with_capacity(32);