From cc7a743868e79215304ddd94ae678004c2cab0f0 Mon Sep 17 00:00:00 2001
From: Alberto Granzotto <alberto@granzotto.net>
Date: Tue, 5 Dec 2023 12:10:45 +0100
Subject: [PATCH] Allow Step to return null

---
 lib/internal/types.ts | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/lib/internal/types.ts b/lib/internal/types.ts
index e86771a..af3a0cd 100644
--- a/lib/internal/types.ts
+++ b/lib/internal/types.ts
@@ -87,11 +87,13 @@ export type Context = {};
 
 export type ContractContext = Context & NeokingdomContracts;
 
-export type Step<T extends Context> = (c: T) => Promise<TransactionResponse>;
+export type Step<T extends Context> = (
+  c: T
+) => Promise<TransactionResponse | null>;
 
 export type StepWithExpandable<T extends Context> =
   | ExpandableStep<T>
-  | ((c: T) => Promise<TransactionResponse>);
+  | ((c: T) => Promise<TransactionResponse | null>);
 
 export type ExpandableStep<T extends Context> = {
   expandableFunction: (c: T) => ProcessedSequence<T>;