Add revert reason parsing to error handling decorator

1 files changed, 5 insertions, 0 deletions

diff --git a/packages/contract-wrappers/src/utils/decorators.ts b/packages/contract-wrappers/src/utils/decorators.ts
index ccb4c6e11..6e77450e8 100644
--- a/packages/contract-wrappers/src/utils/decorators.ts
+++ b/packages/contract-wrappers/src/utils/decorators.ts
@@ -1,3 +1,4 @@
+import { RevertReason } from '@0xproject/types';
 import * as _ from 'lodash';
 
 import { AsyncMethod, ContractWrappersError, SyncMethod } from '../types';
@@ -13,6 +14,10 @@ const contractCallErrorTransformer = (error: Error) => {
     if (_.includes(error.message, constants.OUT_OF_GAS_PATTERN)) {
         return new Error(ContractWrappersError.OutOfGas);
     }
+    if (_.includes(error.message, constants.REVERT)) {
+        const revertReason = error.message.split(constants.REVERT)[1].trim();
+        return new Error(revertReason);
+    }
     return error;
 };