fix the vm build

Author: g11tech

packages/block/src/index.ts

@@ -6,7 +6,9 @@ export * from './header/index.js'
 export {
   genRequestsTrieRoot,
   genTransactionsTrieRoot,
+  genTransactionsSszRoot,
   genWithdrawalsTrieRoot,
+  genWithdrawalsSszRoot,
   getDifficulty,
   valuesArrayToHeaderData,
 } from './helpers.js'

packages/vm/src/buildBlock.ts

@@ -2,10 +2,10 @@ import {
   createBlock,
   createSealedCliqueBlock,
   genRequestsTrieRoot,
-  genTransactionsTrieRoot,
   genTransactionsSszRoot,
-  genWithdrawalsTrieRoot,
+  genTransactionsTrieRoot,
   genWithdrawalsSszRoot,
+  genWithdrawalsTrieRoot,
 } from '@ethereumjs/block'
 import { ConsensusType, Hardfork } from '@ethereumjs/common'
 import { RLP } from '@ethereumjs/rlp'
@@ -151,6 +151,16 @@ export class BlockBuilder {
       : genTransactionsTrieRoot(this.transactions, new Trie({ common: this.vm.common }))
   }
 
+  public async withdrawalsTrie() {
+    if (this.withdrawals === undefined) {
+      return
+    }
+
+    return this.vm.common.isActivatedEIP(6493)
+      ? genWithdrawalsSszRoot(this.withdrawals)
+      : genWithdrawalsTrieRoot(this.withdrawals, new Trie({ common: this.vm.common }))
+  }
+
   /**
    * Calculates and returns the logs bloom for the block.
    */
@@ -326,11 +336,7 @@ export class BlockBuilder {
     await this.processWithdrawals()
 
     const transactionsTrie = await this.transactionsTrie()
-    const withdrawalsRoot = this.withdrawals
-      ? this.vm.common.isActivatedEIP(6493)
-        ? genWithdrawalsSszRoot(this.withdrawals)
-        : genWithdrawalsTrieRoot(this.withdrawals, new Trie({ common: this.vm.common }))
-      : undefined
+    const withdrawalsRoot = await this.withdrawalsTrie()
     const receiptTrie = await this.receiptTrie()
     const logsBloom = this.logsBloom()
     const gasUsed = this.gasUsed