From bc7dc15dc5d7b8565c7957bc3f309b4d8709c00a Mon Sep 17 00:00:00 2001
From: Nenad <xinef.it@gmail.com>
Date: Mon, 30 Sep 2024 12:11:25 +0200
Subject: [PATCH] Fail with SafeErc20FailedDecreaseAllowance on failing to
 decrease allowance

---
 contracts/src/token/erc20/utils/safe_erc20.rs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/contracts/src/token/erc20/utils/safe_erc20.rs b/contracts/src/token/erc20/utils/safe_erc20.rs
index 90feeb67..c16afda6 100644
--- a/contracts/src/token/erc20/utils/safe_erc20.rs
+++ b/contracts/src/token/erc20/utils/safe_erc20.rs
@@ -138,8 +138,12 @@ impl SafeErc20 {
             })?;
 
         if current_allowance < requested_decrease {
-            return Err(Error::SafeErc20FailedOperation(
-                SafeErc20FailedOperation { token },
+            return Err(Error::SafeErc20FailedDecreaseAllowance(
+                SafeErc20FailedDecreaseAllowance {
+                    spender,
+                    currentAllowance: current_allowance,
+                    requestedDecrease: requested_decrease,
+                },
             ));
         }