From 8cb2bb0fbe7882c9ff79f26049c19817eab7aa5c Mon Sep 17 00:00:00 2001
From: Alexey <peretsmobil@gmail.com>
Date: Thu, 19 Nov 2020 20:33:58 +0300
Subject: [PATCH] THROW_ON_REVERT feature

---
 package.json       |  2 +-
 src/Transaction.js | 10 +++-------
 src/TxManager.js   |  1 +
 3 files changed, 5 insertions(+), 8 deletions(-)

diff --git a/package.json b/package.json
index b0c49cc..f195d70 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "tx-manager",
-  "version": "0.2.5",
+  "version": "0.2.6",
   "description": "",
   "main": "index.js",
   "scripts": {
diff --git a/src/Transaction.js b/src/Transaction.js
index 3779ed9..75634a3 100644
--- a/src/Transaction.js
+++ b/src/Transaction.js
@@ -175,9 +175,6 @@ class Transaction {
           this.currentTxHash = null
           continue
         }
-        if (Number(receipt.status) === 0) {
-          throw new Error('Transaction failed')
-        }
 
         const currentBlock = await this._provider.getBlockNumber()
         const confirmations = Math.max(0, currentBlock - receipt.blockNumber)
@@ -185,6 +182,9 @@ class Transaction {
         this._emitter.emit('confirmations', confirmations)
         if (confirmations >= this.config.CONFIRMATIONS) {
           // Tx is mined and has enough confirmations
+          if (this.config.THROW_ON_REVERT && Number(receipt.status) === 0) {
+            throw new Error('EVM execution failed, so the transaction was reverted.')
+          }
           return receipt
         }
 
@@ -237,10 +237,6 @@ class Transaction {
         }
       }
 
-      if (Number(receipt.status) === 0) {
-        throw new Error('Transaction failed')
-      }
-
       this._emitter.emit('mined', receipt)
       this.currentTxHash = receipt.transactionHash
     }
diff --git a/src/TxManager.js b/src/TxManager.js
index 18847cc..7de0582 100644
--- a/src/TxManager.js
+++ b/src/TxManager.js
@@ -13,6 +13,7 @@ const defaultConfig = {
   POLL_INTERVAL: 5000,
   CONFIRMATIONS: 8,
   ESTIMATE_GAS: true,
+  THROW_ON_REVERT: true,
 }
 
 class TxManager {