From e8c96130456d3153735e55d71a6e85a90747e3fc Mon Sep 17 00:00:00 2001
From: Prajjwal <pm@blocksize-capital.com>
Date: Fri, 5 Sep 2025 23:47:01 +0530
Subject: [PATCH] fix: improve allow failure functionality

---
 call.go   | 15 ++++++++-------
 caller.go |  4 ++--
 2 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/call.go b/call.go
index b89a9e4..3e1e185 100644
--- a/call.go
+++ b/call.go
@@ -39,13 +39,14 @@ func ParseABI(rawJson string) (*abi.ABI, error) {
 
 // Call wraps a multicall call.
 type Call struct {
-	CallName string
-	Contract *Contract
-	Method   string
-	Inputs   []any
-	Outputs  any
-	CanFail  bool
-	Failed   bool
+	CallName    string
+	Contract    *Contract
+	Method      string
+	Inputs      []any
+	Outputs     any
+	CanFail     bool
+	Failed      bool
+	UnpackError error
 }
 
 // NewCall creates a new call using given inputs.
diff --git a/caller.go b/caller.go
index eb2e10d..d614a7f 100644
--- a/caller.go
+++ b/caller.go
@@ -68,10 +68,10 @@ func (caller *Caller) Call(opts *bind.CallOpts, calls ...*Call) ([]*Call, error)
 
 	for i, result := range results {
 		call := calls[i] // index always matches
-		call.Failed = !result.Success
 		if err := call.Unpack(result.ReturnData); err != nil {
-			return calls, fmt.Errorf("failed to unpack call outputs at index [%d]: %v", i, err)
+			call.UnpackError = fmt.Errorf("failed to unpack call outputs at index [%d]: %v", i, err)
 		}
+		call.Failed = !result.Success || err != nil
 	}
 
 	return calls, nil