From bf844098392cfd08af419b01b25331b50ada286d Mon Sep 17 00:00:00 2001
From: Lawrence Forman <me@merklejerk.com>
Date: Thu, 28 May 2020 11:55:07 -0400
Subject: [PATCH]  `@0x/utils`: Update `InvalidTransformDataError`.

---
 .../zero-ex/transform_erc20_revert_errors.ts           | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/packages/utils/src/revert_errors/zero-ex/transform_erc20_revert_errors.ts b/packages/utils/src/revert_errors/zero-ex/transform_erc20_revert_errors.ts
index 7cd2d2b4f8..6852d3b505 100644
--- a/packages/utils/src/revert_errors/zero-ex/transform_erc20_revert_errors.ts
+++ b/packages/utils/src/revert_errors/zero-ex/transform_erc20_revert_errors.ts
@@ -75,9 +75,15 @@ export class InvalidExecutionContextError extends RevertError {
     }
 }
 
+export enum InvalidTransformDataErrorCode {
+    InvalidTokens,
+    InvalidArrayLength,
+}
+
 export class InvalidTransformDataError extends RevertError {
-    constructor(transformData?: string) {
-        super('InvalidTransformDataError', 'InvalidTransformDataError(bytes transformData)', {
+    constructor(errorCode?: InvalidTransformDataErrorCode, transformData?: string) {
+        super('InvalidTransformDataError', 'InvalidTransformDataError(uint8 errorCode, bytes transformData)', {
+            errorCode,
             transformData,
         });
     }