VM: reimplement transient storage clear method

ethereumjs · May 17, 2022 · 575a679 · 575a679
1 parent b494c72
commit 575a679
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diff --git a/packages/vm/src/runTx.ts b/packages/vm/src/runTx.ts
@@ -511,6 +511,7 @@ async function _runTx(this: VM, opts: RunTxOpts): Promise<RunTxResult> {
   this.evm._refund = BigInt(0)
   await state.cleanupTouchedAccounts()
   state.clearOriginalStorageCache()
+  if (this._common.isActivatedEIP(1153)) this.evm._transientStorage.clear()
 
   // Generate the tx receipt
   const gasUsed = opts.blockGasUsed !== undefined ? opts.blockGasUsed : block.header.gasUsed

diff --git a/packages/vm/src/state/transientStorage.ts b/packages/vm/src/state/transientStorage.ts
@@ -117,4 +117,12 @@ export default class TransientStorage {
     }
     return result
   }
+
+  /**
+   * Clear transient storage state.
+   */
+  public clear(): void {
+    this._storage = new Map()
+    this._changeJournal = []
+  }
 }