add custom txn conflict error

sourcenetwork · Dec 19, 2022 · 4df2b24 · 4df2b24
1 parent ede4022
commit 4df2b24
Showing 1 changed file with 11 additions and 1 deletion.
diff --git a/datastore/memory/errors.go b/datastore/memory/errors.go
@@ -15,5 +15,15 @@ import "github.com/sourcenetwork/defradb/errors"
 var (
 	ErrReadOnlyTxn  = errors.New("read only transaction")
 	ErrTxnDiscarded = errors.New("transaction discarded")
-	ErrTxnConflict  = errors.New("transaction conflict")
+	ErrTxnConflict  = txnConflictError{errors.New("transaction conflict")}
 )
+
+type txnConflictError struct {
+	error
+}
+
+// custom error formatting that is non idiomatic but matches the
+// Badger transaction conflict message
+func (e txnConflictError) Error() string {
+	return "Transaction Conflict. Please retry"
+}