remove uneeded execution-context reference

libs/remix-simulator/src/methods/transactions.ts

@@ -1,11 +1,16 @@
 import Web3 from 'web3'
 import { toChecksumAddress, BN, Address } from 'ethereumjs-util'
 import { processTx } from './txProcess'
+import { execution } from '@remix-project/remix-lib'
+const TxRunnerVM = execution.TxRunnerVM
+const TxRunner = execution.TxRunner
 
 export class Transactions {
   vmContext
   accounts
   tags
+  txRunnerVMInstance
+  txRunnerInstance
 
   constructor (vmContext) {
     this.vmContext = vmContext
@@ -14,6 +19,30 @@ export class Transactions {
 
   init (accounts) {
     this.accounts = accounts
+    const api = {
+      logMessage: (msg) => {
+      },
+      logHtmlMessage: (msg) => {
+      },
+      config: {
+        getUnpersistedProperty: (key) => {
+          return true
+        },
+        get: () => {
+          return true
+        }
+      },
+      detectNetwork: (cb) => {
+        cb()
+      },
+      personalMode: () => {
+        return false
+      }
+    }
+    
+    this.txRunnerVMInstance = new TxRunnerVM(accounts, api, _ => this.vmContext.vm())
+    this.txRunnerInstance = new TxRunner(this.txRunnerVMInstance, { runAsync: false })
+    this.txRunnerInstance.vmaccounts = accounts
   }
 
   methods () {
@@ -37,7 +66,7 @@ export class Transactions {
     if (payload.params && payload.params.length > 0 && payload.params[0].from) {
       payload.params[0].from = toChecksumAddress(payload.params[0].from)
     }
-    processTx(this.vmContext, this.accounts, payload, false, (error, result) => {
+    processTx(this.txRunnerInstance, payload, false, (error, result) => {
       if (!error && result) {
         this.vmContext.addBlock(result.block)
         const hash = '0x' + result.tx.hash().toString('hex')
@@ -112,7 +141,7 @@ export class Transactions {
 
     const tag = payload.params[0].timestamp // e2e reference
 
-    processTx(this.vmContext, this.accounts, payload, true, (error, result) => {
+    processTx(this.txRunnerInstance, payload, true, (error, result) => {
       if (!error && result) {
         this.vmContext.addBlock(result.block)
         const hash = '0x' + result.tx.hash().toString('hex')

libs/remix-simulator/src/methods/txProcess.ts

@@ -1,7 +1,5 @@
 import { execution } from '@remix-project/remix-lib'
 const TxExecution = execution.txExecution
-const TxRunnerVM = execution.TxRunnerVM
-const TxRunner = execution.TxRunner
 
 function runCall (payload, from, to, data, value, gasLimit, txRunner, callbacks, callback) {
   const finalCallback = function (err, result) {
@@ -36,38 +34,7 @@ function createContract (payload, from, data, value, gasLimit, txRunner, callbac
   TxExecution.createContract(from, data, value, gasLimit, txRunner, callbacks, finalCallback)
 }
 
-let txRunnerVMInstance
+export function processTx (txRunnerInstance, payload, isCall, callback) {
-let txRunnerInstance
-
-export function processTx (vmContext, accounts, payload, isCall, callback) {
-  const api = {
-    logMessage: (msg) => {
-    },
-    logHtmlMessage: (msg) => {
-    },
-    config: {
-      getUnpersistedProperty: (key) => {
-        return true
-      },
-      get: () => {
-        return true
-      }
-    },
-    detectNetwork: (cb) => {
-      cb()
-    },
-    personalMode: () => {
-      return false
-    }
-  }
-
-  if (!txRunnerVMInstance) {
-    txRunnerVMInstance = new TxRunnerVM(accounts, api, _ => vmContext.vm())
-  }
-  if (!txRunnerInstance) {
-    txRunnerInstance = new TxRunner(txRunnerVMInstance, { runAsync: false })
-  }
-  txRunnerInstance.vmaccounts = accounts
   let { from, to, data, value, gas } = payload.params[0]
   gas = gas || 3000000